2020 ICD-10-CM Codes for Superficial injury of thorax (S20)

Instructional Notations

7th Character Note 7th Character Note
Certain ICD-10-CM categories have applicable 7th characters. The applicable 7th character is required for all codes within the category, or as the notes in the Tabular List instruct. The 7th character must always be the 7th character in the data field. If a code that requires a 7th character is not 6 characters, a placeholder X must be used to fill in the empty characters.

  • The appropriate 7th character is to be added to each code from category S20

7th Character 7th Character
Indicates that a seventh character is to be assigned to codes in a subcategory.

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela
    • ICD-10 Index

      • Injury, poisoning and certain other consequences of external causes (S00–T98)

        • Injuries to the thorax (S20-S29)

            • Superficial injury of thorax (S20)
            • S20 - Superficial injury of thorax NON-BILLABLE CODE
            • S20.0 - Contusion of breast NON-BILLABLE CODE
            • S20.00 - Contusion of breast, unspecified breast NON-BILLABLE CODE
            • S20.00XA - Contusion of breast, unspecified breast, initial encounter BILLABLE CODE
            • S20.00XD - Contusion of breast, unspecified breast, subs encntr BILLABLE CODE
            • S20.00XS - Contusion of breast, unspecified breast, sequela BILLABLE CODE
            • S20.01 - Contusion of right breast NON-BILLABLE CODE
            • S20.01XA - Contusion of right breast, initial encounter BILLABLE CODE
            • S20.01XD - Contusion of right breast, subsequent encounter BILLABLE CODE
            • S20.01XS - Contusion of right breast, sequela BILLABLE CODE
            • S20.02 - Contusion of left breast NON-BILLABLE CODE
            • S20.02XA - Contusion of left breast, initial encounter BILLABLE CODE
            • S20.02XD - Contusion of left breast, subsequent encounter BILLABLE CODE
            • S20.02XS - Contusion of left breast, sequela BILLABLE CODE
            • S20.1 - Other and unspecified superficial injuries of breast NON-BILLABLE CODE
            • S20.10 - Unspecified superficial injuries of breast NON-BILLABLE CODE
            • S20.101 - Unspecified superficial injuries of breast, right breast NON-BILLABLE CODE
            • S20.101A - Unsp superficial injuries of breast, right breast, init BILLABLE CODE
            • S20.101D - Unsp superficial injuries of breast, right breast, subs BILLABLE CODE
            • S20.101S - Unsp superficial injuries of breast, right breast, sequela BILLABLE CODE
            • S20.102 - Unspecified superficial injuries of breast, left breast NON-BILLABLE CODE
            • S20.102A - Unsp superficial injuries of breast, left breast, init BILLABLE CODE
            • S20.102D - Unsp superficial injuries of breast, left breast, subs BILLABLE CODE
            • S20.102S - Unsp superficial injuries of breast, left breast, sequela BILLABLE CODE
            • S20.109 - Unsp superficial injuries of breast, unspecified breast NON-BILLABLE CODE
            • S20.109A - Unsp superficial injuries of breast, unsp breast, init BILLABLE CODE
            • S20.109D - Unsp superficial injuries of breast, unsp breast, subs BILLABLE CODE
            • S20.109S - Unsp superficial injuries of breast, unsp breast, sequela BILLABLE CODE
            • S20.11 - Abrasion of breast NON-BILLABLE CODE
            • S20.111 - Abrasion of breast, right breast NON-BILLABLE CODE
            • S20.111A - Abrasion of breast, right breast, initial encounter BILLABLE CODE
            • S20.111D - Abrasion of breast, right breast, subsequent encounter BILLABLE CODE
            • S20.111S - Abrasion of breast, right breast, sequela BILLABLE CODE
            • S20.112 - Abrasion of breast, left breast NON-BILLABLE CODE
            • S20.112A - Abrasion of breast, left breast, initial encounter BILLABLE CODE
            • S20.112D - Abrasion of breast, left breast, subsequent encounter BILLABLE CODE
            • S20.112S - Abrasion of breast, left breast, sequela BILLABLE CODE
            • S20.119 - Abrasion of breast, unspecified breast NON-BILLABLE CODE
            • S20.119A - Abrasion of breast, unspecified breast, initial encounter BILLABLE CODE
            • S20.119D - Abrasion of breast, unspecified breast, subsequent encounter BILLABLE CODE
            • S20.119S - Abrasion of breast, unspecified breast, sequela BILLABLE CODE
            • S20.12 - Blister (nonthermal) of breast NON-BILLABLE CODE
            • S20.121 - Blister (nonthermal) of breast, right breast NON-BILLABLE CODE
            • S20.121A - Blister (nonthermal) of breast, right breast, init encntr BILLABLE CODE
            • S20.121D - Blister (nonthermal) of breast, right breast, subs encntr BILLABLE CODE
            • S20.121S - Blister (nonthermal) of breast, right breast, sequela BILLABLE CODE
            • S20.122 - Blister (nonthermal) of breast, left breast NON-BILLABLE CODE
            • S20.122A - Blister (nonthermal) of breast, left breast, init encntr BILLABLE CODE
            • S20.122D - Blister (nonthermal) of breast, left breast, subs encntr BILLABLE CODE
            • S20.122S - Blister (nonthermal) of breast, left breast, sequela BILLABLE CODE
            • S20.129 - Blister (nonthermal) of breast, unspecified breast NON-BILLABLE CODE
            • S20.129A - Blister (nonthermal) of breast, unsp breast, init encntr BILLABLE CODE
            • S20.129D - Blister (nonthermal) of breast, unsp breast, subs encntr BILLABLE CODE
            • S20.129S - Blister (nonthermal) of breast, unspecified breast, sequela BILLABLE CODE
            • S20.14 - External constriction of part of breast NON-BILLABLE CODE
            • S20.141 - External constriction of part of breast, right breast NON-BILLABLE CODE
            • S20.141A - External constriction of part of breast, right breast, init BILLABLE CODE
            • S20.141D - External constriction of part of breast, right breast, subs BILLABLE CODE
            • S20.141S - External constrict of part of breast, right breast, sequela BILLABLE CODE
            • S20.142 - External constriction of part of breast, left breast NON-BILLABLE CODE
            • S20.142A - External constriction of part of breast, left breast, init BILLABLE CODE
            • S20.142D - External constriction of part of breast, left breast, subs BILLABLE CODE
            • S20.142S - External constrict of part of breast, left breast, sequela BILLABLE CODE
            • S20.149 - External constriction of part of breast, unspecified breast NON-BILLABLE CODE
            • S20.149A - External constriction of part of breast, unsp breast, init BILLABLE CODE
            • S20.149D - External constriction of part of breast, unsp breast, subs BILLABLE CODE
            • S20.149S - External constrict of part of breast, unsp breast, sequela BILLABLE CODE
            • S20.15 - Superficial foreign body of breast NON-BILLABLE CODE
            • S20.151 - Superficial foreign body of breast, right breast NON-BILLABLE CODE
            • S20.151A - Superficial foreign body of breast, right breast, init BILLABLE CODE
            • S20.151D - Superficial foreign body of breast, right breast, subs BILLABLE CODE
            • S20.151S - Superficial foreign body of breast, right breast, sequela BILLABLE CODE
            • S20.152 - Superficial foreign body of breast, left breast NON-BILLABLE CODE
            • S20.152A - Superficial foreign body of breast, left breast, init encntr BILLABLE CODE
            • S20.152D - Superficial foreign body of breast, left breast, subs encntr BILLABLE CODE
            • S20.152S - Superficial foreign body of breast, left breast, sequela BILLABLE CODE
            • S20.159 - Superficial foreign body of breast, unspecified breast NON-BILLABLE CODE
            • S20.159A - Superficial foreign body of breast, unsp breast, init encntr BILLABLE CODE
            • S20.159D - Superficial foreign body of breast, unsp breast, subs encntr BILLABLE CODE
            • S20.159S - Superficial foreign body of breast, unsp breast, sequela BILLABLE CODE
            • S20.16 - Insect bite (nonvenomous) of breast NON-BILLABLE CODE
            • S20.161 - Insect bite (nonvenomous) of breast, right breast NON-BILLABLE CODE
            • S20.161A - Insect bite (nonvenomous) of breast, right breast, init BILLABLE CODE
            • S20.161D - Insect bite (nonvenomous) of breast, right breast, subs BILLABLE CODE
            • S20.161S - Insect bite (nonvenomous) of breast, right breast, sequela BILLABLE CODE
            • S20.162 - Insect bite (nonvenomous) of breast, left breast NON-BILLABLE CODE
            • S20.162A - Insect bite (nonvenomous) of breast, left breast, init BILLABLE CODE
            • S20.162D - Insect bite (nonvenomous) of breast, left breast, subs BILLABLE CODE
            • S20.162S - Insect bite (nonvenomous) of breast, left breast, sequela BILLABLE CODE
            • S20.169 - Insect bite (nonvenomous) of breast, unspecified breast NON-BILLABLE CODE
            • S20.169A - Insect bite (nonvenomous) of breast, unsp breast, init BILLABLE CODE
            • S20.169D - Insect bite (nonvenomous) of breast, unsp breast, subs BILLABLE CODE
            • S20.169S - Insect bite (nonvenomous) of breast, unsp breast, sequela BILLABLE CODE
            • S20.17 - Other superficial bite of breast NON-BILLABLE CODE
            • S20.171 - Other superficial bite of breast, right breast NON-BILLABLE CODE
            • S20.171A - Other superficial bite of breast, right breast, init encntr BILLABLE CODE
            • S20.171D - Other superficial bite of breast, right breast, subs encntr BILLABLE CODE
            • S20.171S - Other superficial bite of breast, right breast, sequela BILLABLE CODE
            • S20.172 - Other superficial bite of breast, left breast NON-BILLABLE CODE
            • S20.172A - Other superficial bite of breast, left breast, init encntr BILLABLE CODE
            • S20.172D - Other superficial bite of breast, left breast, subs encntr BILLABLE CODE
            • S20.172S - Other superficial bite of breast, left breast, sequela BILLABLE CODE
            • S20.179 - Other superficial bite of breast, unspecified breast NON-BILLABLE CODE
            • S20.179A - Other superficial bite of breast, unsp breast, init encntr BILLABLE CODE
            • S20.179D - Other superficial bite of breast, unsp breast, subs encntr BILLABLE CODE
            • S20.179S - Other superficial bite of breast, unsp breast, sequela BILLABLE CODE
            • S20.2 - Contusion of thorax NON-BILLABLE CODE
            • S20.20 - Contusion of thorax, unspecified NON-BILLABLE CODE
            • S20.20XA - Contusion of thorax, unspecified, initial encounter BILLABLE CODE
            • S20.20XD - Contusion of thorax, unspecified, subsequent encounter BILLABLE CODE
            • S20.20XS - Contusion of thorax, unspecified, sequela BILLABLE CODE
            • S20.21 - Contusion of front wall of thorax NON-BILLABLE CODE
            • S20.211 - Contusion of right front wall of thorax NON-BILLABLE CODE
            • S20.211A - Contusion of right front wall of thorax, initial encounter BILLABLE CODE
            • S20.211D - Contusion of right front wall of thorax, subs encntr BILLABLE CODE
            • S20.211S - Contusion of right front wall of thorax, sequela BILLABLE CODE
            • S20.212 - Contusion of left front wall of thorax NON-BILLABLE CODE
            • S20.212A - Contusion of left front wall of thorax, initial encounter BILLABLE CODE
            • S20.212D - Contusion of left front wall of thorax, subsequent encounter BILLABLE CODE
            • S20.212S - Contusion of left front wall of thorax, sequela BILLABLE CODE
            • S20.219 - Contusion of unspecified front wall of thorax NON-BILLABLE CODE
            • S20.219A - Contusion of unspecified front wall of thorax, init encntr BILLABLE CODE
            • S20.219D - Contusion of unspecified front wall of thorax, subs encntr BILLABLE CODE
            • S20.219S - Contusion of unspecified front wall of thorax, sequela BILLABLE CODE
            • S20.22 - Contusion of back wall of thorax NON-BILLABLE CODE
            • S20.221 - Contusion of right back wall of thorax NON-BILLABLE CODE
            • S20.221A - Contusion of right back wall of thorax, initial encounter BILLABLE CODE
            • S20.221D - Contusion of right back wall of thorax, subsequent encounter BILLABLE CODE
            • S20.221S - Contusion of right back wall of thorax, sequela BILLABLE CODE
            • S20.222 - Contusion of left back wall of thorax NON-BILLABLE CODE
            • S20.222A - Contusion of left back wall of thorax, initial encounter BILLABLE CODE
            • S20.222D - Contusion of left back wall of thorax, subsequent encounter BILLABLE CODE
            • S20.222S - Contusion of left back wall of thorax, sequela BILLABLE CODE
            • S20.229 - Contusion of unspecified back wall of thorax NON-BILLABLE CODE
            • S20.229A - Contusion of unspecified back wall of thorax, init encntr BILLABLE CODE
            • S20.229D - Contusion of unspecified back wall of thorax, subs encntr BILLABLE CODE
            • S20.229S - Contusion of unspecified back wall of thorax, sequela BILLABLE CODE
            • S20.3 - Other and unsp superficial injuries of front wall of thorax NON-BILLABLE CODE
            • S20.30 - Unspecified superficial injuries of front wall of thorax NON-BILLABLE CODE
            • S20.301 - Unsp superficial injuries of right front wall of thorax NON-BILLABLE CODE
            • S20.301A - Unsp superficial injuries of r frnt wl of thorax, init BILLABLE CODE
            • S20.301D - Unsp superficial injuries of r frnt wl of thorax, subs BILLABLE CODE
            • S20.301S - Unsp superficial injuries of r frnt wl of thorax, sequela BILLABLE CODE
            • S20.302 - Unsp superficial injuries of left front wall of thorax NON-BILLABLE CODE
            • S20.302A - Unsp superficial injuries of left front wall of thorax, init BILLABLE CODE
            • S20.302D - Unsp superficial injuries of left front wall of thorax, subs BILLABLE CODE
            • S20.302S - Unsp superficial injuries of l frnt wl of thorax, sequela BILLABLE CODE
            • S20.309 - Unsp superficial injuries of unsp front wall of thorax NON-BILLABLE CODE
            • S20.309A - Unsp superficial injuries of unsp front wall of thorax, init BILLABLE CODE
            • S20.309D - Unsp superficial injuries of unsp front wall of thorax, subs BILLABLE CODE
            • S20.309S - Unsp superfic injuries of unsp front wall of thorax, sequela BILLABLE CODE
            • S20.31 - Abrasion of front wall of thorax NON-BILLABLE CODE
            • S20.311 - Abrasion of right front wall of thorax NON-BILLABLE CODE
            • S20.311A - Abrasion of right front wall of thorax, initial encounter BILLABLE CODE
            • S20.311D - Abrasion of right front wall of thorax, subsequent encounter BILLABLE CODE
            • S20.311S - Abrasion of right front wall of thorax, sequela BILLABLE CODE
            • S20.312 - Abrasion of left front wall of thorax NON-BILLABLE CODE
            • S20.312A - Abrasion of left front wall of thorax, initial encounter BILLABLE CODE
            • S20.312D - Abrasion of left front wall of thorax, subsequent encounter BILLABLE CODE
            • S20.312S - Abrasion of left front wall of thorax, sequela BILLABLE CODE
            • S20.319 - Abrasion of unspecified front wall of thorax NON-BILLABLE CODE
            • S20.319A - Abrasion of unspecified front wall of thorax, init encntr BILLABLE CODE
            • S20.319D - Abrasion of unspecified front wall of thorax, subs encntr BILLABLE CODE
            • S20.319S - Abrasion of unspecified front wall of thorax, sequela BILLABLE CODE
            • S20.32 - Blister (nonthermal) of front wall of thorax NON-BILLABLE CODE
            • S20.321 - Blister (nonthermal) of right front wall of thorax NON-BILLABLE CODE
            • S20.321A - Blister (nonthermal) of right front wall of thorax, init BILLABLE CODE
            • S20.321D - Blister (nonthermal) of right front wall of thorax, subs BILLABLE CODE
            • S20.321S - Blister (nonthermal) of right front wall of thorax, sequela BILLABLE CODE
            • S20.322 - Blister (nonthermal) of left front wall of thorax NON-BILLABLE CODE
            • S20.322A - Blister (nonthermal) of left front wall of thorax, init BILLABLE CODE
            • S20.322D - Blister (nonthermal) of left front wall of thorax, subs BILLABLE CODE
            • S20.322S - Blister (nonthermal) of left front wall of thorax, sequela BILLABLE CODE
            • S20.329 - Blister (nonthermal) of unspecified front wall of thorax NON-BILLABLE CODE
            • S20.329A - Blister (nonthermal) of unsp front wall of thorax, init BILLABLE CODE
            • S20.329D - Blister (nonthermal) of unsp front wall of thorax, subs BILLABLE CODE
            • S20.329S - Blister (nonthermal) of unsp front wall of thorax, sequela BILLABLE CODE
            • S20.34 - External constriction of front wall of thorax NON-BILLABLE CODE
            • S20.341 - External constriction of right front wall of thorax NON-BILLABLE CODE
            • S20.341A - External constriction of right front wall of thorax, init BILLABLE CODE
            • S20.341D - External constriction of right front wall of thorax, subs BILLABLE CODE
            • S20.341S - External constriction of right front wall of thorax, sequela BILLABLE CODE
            • S20.342 - External constriction of left front wall of thorax NON-BILLABLE CODE
            • S20.342A - External constriction of left front wall of thorax, init BILLABLE CODE
            • S20.342D - External constriction of left front wall of thorax, subs BILLABLE CODE
            • S20.342S - External constriction of left front wall of thorax, sequela BILLABLE CODE
            • S20.349 - External constriction of unspecified front wall of thorax NON-BILLABLE CODE
            • S20.349A - External constriction of unsp front wall of thorax, init BILLABLE CODE
            • S20.349D - External constriction of unsp front wall of thorax, subs BILLABLE CODE
            • S20.349S - External constriction of unsp front wall of thorax, sequela BILLABLE CODE
            • S20.35 - Superficial foreign body of front wall of thorax NON-BILLABLE CODE
            • S20.351 - Superficial foreign body of right front wall of thorax NON-BILLABLE CODE
            • S20.351A - Superficial foreign body of right front wall of thorax, init BILLABLE CODE
            • S20.351D - Superficial foreign body of right front wall of thorax, subs BILLABLE CODE
            • S20.351S - Superficial foreign body of r frnt wl of thorax, sequela BILLABLE CODE
            • S20.352 - Superficial foreign body of left front wall of thorax NON-BILLABLE CODE
            • S20.352A - Superficial foreign body of left front wall of thorax, init BILLABLE CODE
            • S20.352D - Superficial foreign body of left front wall of thorax, subs BILLABLE CODE
            • S20.352S - Superficial foreign body of l frnt wl of thorax, sequela BILLABLE CODE
            • S20.359 - Superficial foreign body of unspecified front wall of thorax NON-BILLABLE CODE
            • S20.359A - Superficial foreign body of unsp front wall of thorax, init BILLABLE CODE
            • S20.359D - Superficial foreign body of unsp front wall of thorax, subs BILLABLE CODE
            • S20.359S - Superficial fb of unsp front wall of thorax, sequela BILLABLE CODE
            • S20.36 - Insect bite (nonvenomous) of front wall of thorax NON-BILLABLE CODE
            • S20.361 - Insect bite (nonvenomous) of right front wall of thorax NON-BILLABLE CODE
            • S20.361A - Insect bite (nonvenomous) of r frnt wl of thorax, init BILLABLE CODE
            • S20.361D - Insect bite (nonvenomous) of r frnt wl of thorax, subs BILLABLE CODE
            • S20.361S - Insect bite (nonvenomous) of r frnt wl of thorax, sequela BILLABLE CODE
            • S20.362 - Insect bite (nonvenomous) of left front wall of thorax NON-BILLABLE CODE
            • S20.362A - Insect bite (nonvenomous) of left front wall of thorax, init BILLABLE CODE
            • S20.362D - Insect bite (nonvenomous) of left front wall of thorax, subs BILLABLE CODE
            • S20.362S - Insect bite (nonvenomous) of l frnt wl of thorax, sequela BILLABLE CODE
            • S20.369 - Insect bite (nonvenomous) of unsp front wall of thorax NON-BILLABLE CODE
            • S20.369A - Insect bite (nonvenomous) of unsp front wall of thorax, init BILLABLE CODE
            • S20.369D - Insect bite (nonvenomous) of unsp front wall of thorax, subs BILLABLE CODE
            • S20.369S - Insect bite of unsp front wall of thorax, sequela BILLABLE CODE
            • S20.37 - Other superficial bite of front wall of thorax NON-BILLABLE CODE
            • S20.371 - Other superficial bite of right front wall of thorax NON-BILLABLE CODE
            • S20.371A - Oth superficial bite of right front wall of thorax, init BILLABLE CODE
            • S20.371D - Oth superficial bite of right front wall of thorax, subs BILLABLE CODE
            • S20.371S - Oth superficial bite of right front wall of thorax, sequela BILLABLE CODE
            • S20.372 - Other superficial bite of left front wall of thorax NON-BILLABLE CODE
            • S20.372A - Oth superficial bite of left front wall of thorax, init BILLABLE CODE
            • S20.372D - Oth superficial bite of left front wall of thorax, subs BILLABLE CODE
            • S20.372S - Other superficial bite of left front wall of thorax, sequela BILLABLE CODE
            • S20.379 - Other superficial bite of unspecified front wall of thorax NON-BILLABLE CODE
            • S20.379A - Oth superficial bite of unsp front wall of thorax, init BILLABLE CODE
            • S20.379D - Oth superficial bite of unsp front wall of thorax, subs BILLABLE CODE
            • S20.379S - Other superficial bite of unsp front wall of thorax, sequela BILLABLE CODE
            • S20.4 - Other and unsp superficial injuries of back wall of thorax NON-BILLABLE CODE
            • S20.40 - Unspecified superficial injuries of back wall of thorax NON-BILLABLE CODE
            • S20.401 - Unsp superficial injuries of right back wall of thorax NON-BILLABLE CODE
            • S20.401A - Unsp superficial injuries of right back wall of thorax, init BILLABLE CODE
            • S20.401D - Unsp superficial injuries of right back wall of thorax, subs BILLABLE CODE
            • S20.401S - Unsp superficial injuries of r bk wl of thorax, sequela BILLABLE CODE
            • S20.402 - Unspecified superficial injuries of left back wall of thorax NON-BILLABLE CODE
            • S20.402A - Unsp superficial injuries of left back wall of thorax, init BILLABLE CODE
            • S20.402D - Unsp superficial injuries of left back wall of thorax, subs BILLABLE CODE
            • S20.402S - Unsp superficial injuries of l bk wl of thorax, sequela BILLABLE CODE
            • S20.409 - Unsp superficial injuries of unspecified back wall of thorax NON-BILLABLE CODE
            • S20.409A - Unsp superficial injuries of unsp back wall of thorax, init BILLABLE CODE
            • S20.409D - Unsp superficial injuries of unsp back wall of thorax, subs BILLABLE CODE
            • S20.409S - Unsp superfic injuries of unsp back wall of thorax, sequela BILLABLE CODE
            • S20.41 - Abrasion of back wall of thorax NON-BILLABLE CODE
            • S20.411 - Abrasion of right back wall of thorax NON-BILLABLE CODE
            • S20.411A - Abrasion of right back wall of thorax, initial encounter BILLABLE CODE
            • S20.411D - Abrasion of right back wall of thorax, subsequent encounter BILLABLE CODE
            • S20.411S - Abrasion of right back wall of thorax, sequela BILLABLE CODE
            • S20.412 - Abrasion of left back wall of thorax NON-BILLABLE CODE
            • S20.412A - Abrasion of left back wall of thorax, initial encounter BILLABLE CODE
            • S20.412D - Abrasion of left back wall of thorax, subsequent encounter BILLABLE CODE
            • S20.412S - Abrasion of left back wall of thorax, sequela BILLABLE CODE
            • S20.419 - Abrasion of unspecified back wall of thorax NON-BILLABLE CODE
            • S20.419A - Abrasion of unspecified back wall of thorax, init encntr BILLABLE CODE
            • S20.419D - Abrasion of unspecified back wall of thorax, subs encntr BILLABLE CODE
            • S20.419S - Abrasion of unspecified back wall of thorax, sequela BILLABLE CODE
            • S20.42 - Blister (nonthermal) of back wall of thorax NON-BILLABLE CODE
            • S20.421 - Blister (nonthermal) of right back wall of thorax NON-BILLABLE CODE
            • S20.421A - Blister (nonthermal) of right back wall of thorax, init BILLABLE CODE
            • S20.421D - Blister (nonthermal) of right back wall of thorax, subs BILLABLE CODE
            • S20.421S - Blister (nonthermal) of right back wall of thorax, sequela BILLABLE CODE
            • S20.422 - Blister (nonthermal) of left back wall of thorax NON-BILLABLE CODE
            • S20.422A - Blister (nonthermal) of left back wall of thorax, init BILLABLE CODE
            • S20.422D - Blister (nonthermal) of left back wall of thorax, subs BILLABLE CODE
            • S20.422S - Blister (nonthermal) of left back wall of thorax, sequela BILLABLE CODE
            • S20.429 - Blister (nonthermal) of unspecified back wall of thorax NON-BILLABLE CODE
            • S20.429A - Blister (nonthermal) of unsp back wall of thorax, init BILLABLE CODE
            • S20.429D - Blister (nonthermal) of unsp back wall of thorax, subs BILLABLE CODE
            • S20.429S - Blister (nonthermal) of unsp back wall of thorax, sequela BILLABLE CODE
            • S20.44 - External constriction of back wall of thorax NON-BILLABLE CODE
            • S20.441 - External constriction of right back wall of thorax NON-BILLABLE CODE
            • S20.441A - External constriction of right back wall of thorax, init BILLABLE CODE
            • S20.441D - External constriction of right back wall of thorax, subs BILLABLE CODE
            • S20.441S - External constriction of right back wall of thorax, sequela BILLABLE CODE
            • S20.442 - External constriction of left back wall of thorax NON-BILLABLE CODE
            • S20.442A - External constriction of left back wall of thorax, init BILLABLE CODE
            • S20.442D - External constriction of left back wall of thorax, subs BILLABLE CODE
            • S20.442S - External constriction of left back wall of thorax, sequela BILLABLE CODE
            • S20.449 - External constriction of unspecified back wall of thorax NON-BILLABLE CODE
            • S20.449A - External constriction of unsp back wall of thorax, init BILLABLE CODE
            • S20.449D - External constriction of unsp back wall of thorax, subs BILLABLE CODE
            • S20.449S - External constriction of unsp back wall of thorax, sequela BILLABLE CODE
            • S20.45 - Superficial foreign body of back wall of thorax NON-BILLABLE CODE
            • S20.451 - Superficial foreign body of right back wall of thorax NON-BILLABLE CODE
            • S20.451A - Superficial foreign body of right back wall of thorax, init BILLABLE CODE
            • S20.451D - Superficial foreign body of right back wall of thorax, subs BILLABLE CODE
            • S20.451S - Superficial foreign body of r bk wl of thorax, sequela BILLABLE CODE
            • S20.452 - Superficial foreign body of left back wall of thorax NON-BILLABLE CODE
            • S20.452A - Superficial foreign body of left back wall of thorax, init BILLABLE CODE
            • S20.452D - Superficial foreign body of left back wall of thorax, subs BILLABLE CODE
            • S20.452S - Superficial foreign body of l bk wl of thorax, sequela BILLABLE CODE
            • S20.459 - Superficial foreign body of unspecified back wall of thorax NON-BILLABLE CODE
            • S20.459A - Superficial foreign body of unsp back wall of thorax, init BILLABLE CODE
            • S20.459D - Superficial foreign body of unsp back wall of thorax, subs BILLABLE CODE
            • S20.459S - Superficial fb of unsp back wall of thorax, sequela BILLABLE CODE
            • S20.46 - Insect bite (nonvenomous) of back wall of thorax NON-BILLABLE CODE
            • S20.461 - Insect bite (nonvenomous) of right back wall of thorax NON-BILLABLE CODE
            • S20.461A - Insect bite (nonvenomous) of right back wall of thorax, init BILLABLE CODE
            • S20.461D - Insect bite (nonvenomous) of right back wall of thorax, subs BILLABLE CODE
            • S20.461S - Insect bite (nonvenomous) of r bk wl of thorax, sequela BILLABLE CODE
            • S20.462 - Insect bite (nonvenomous) of left back wall of thorax NON-BILLABLE CODE
            • S20.462A - Insect bite (nonvenomous) of left back wall of thorax, init BILLABLE CODE
            • S20.462D - Insect bite (nonvenomous) of left back wall of thorax, subs BILLABLE CODE
            • S20.462S - Insect bite (nonvenomous) of l bk wl of thorax, sequela BILLABLE CODE
            • S20.469 - Insect bite (nonvenomous) of unspecified back wall of thorax NON-BILLABLE CODE
            • S20.469A - Insect bite (nonvenomous) of unsp back wall of thorax, init BILLABLE CODE
            • S20.469D - Insect bite (nonvenomous) of unsp back wall of thorax, subs BILLABLE CODE
            • S20.469S - Insect bite of unsp back wall of thorax, sequela BILLABLE CODE
            • S20.47 - Other superficial bite of back wall of thorax NON-BILLABLE CODE
            • S20.471 - Other superficial bite of right back wall of thorax NON-BILLABLE CODE
            • S20.471A - Oth superficial bite of right back wall of thorax, init BILLABLE CODE
            • S20.471D - Oth superficial bite of right back wall of thorax, subs BILLABLE CODE
            • S20.471S - Other superficial bite of right back wall of thorax, sequela BILLABLE CODE
            • S20.472 - Other superficial bite of left back wall of thorax NON-BILLABLE CODE
            • S20.472A - Oth superficial bite of left back wall of thorax, init BILLABLE CODE
            • S20.472D - Oth superficial bite of left back wall of thorax, subs BILLABLE CODE
            • S20.472S - Other superficial bite of left back wall of thorax, sequela BILLABLE CODE
            • S20.479 - Other superficial bite of unspecified back wall of thorax NON-BILLABLE CODE
            • S20.479A - Oth superficial bite of unsp back wall of thorax, init BILLABLE CODE
            • S20.479D - Oth superficial bite of unsp back wall of thorax, subs BILLABLE CODE
            • S20.479S - Other superficial bite of unsp back wall of thorax, sequela BILLABLE CODE
            • S20.9 - Superficial injury of unspecified parts of thorax NON-BILLABLE CODE
            • S20.90 - Unsp superficial injury of unspecified parts of thorax NON-BILLABLE CODE
            • S20.90XA - Unsp superficial injury of unsp parts of thorax, init encntr BILLABLE CODE
            • S20.90XD - Unsp superficial injury of unsp parts of thorax, subs encntr BILLABLE CODE
            • S20.90XS - Unsp superficial injury of unsp parts of thorax, sequela BILLABLE CODE
            • S20.91 - Abrasion of unspecified parts of thorax NON-BILLABLE CODE
            • S20.91XA - Abrasion of unspecified parts of thorax, initial encounter BILLABLE CODE
            • S20.91XD - Abrasion of unspecified parts of thorax, subs encntr BILLABLE CODE
            • S20.91XS - Abrasion of unspecified parts of thorax, sequela BILLABLE CODE
            • S20.92 - Blister (nonthermal) of unspecified parts of thorax NON-BILLABLE CODE
            • S20.92XA - Blister (nonthermal) of unsp parts of thorax, init encntr BILLABLE CODE
            • S20.92XD - Blister (nonthermal) of unsp parts of thorax, subs encntr BILLABLE CODE
            • S20.92XS - Blister (nonthermal) of unspecified parts of thorax, sequela BILLABLE CODE
            • S20.94 - External constriction of unspecified parts of thorax NON-BILLABLE CODE
            • S20.94XA - External constriction of unsp parts of thorax, init encntr BILLABLE CODE
            • S20.94XD - External constriction of unsp parts of thorax, subs encntr BILLABLE CODE
            • S20.94XS - External constriction of unsp parts of thorax, sequela BILLABLE CODE
            • S20.95 - Superficial foreign body of unspecified parts of thorax NON-BILLABLE CODE
            • S20.95XA - Superficial foreign body of unsp parts of thorax, init BILLABLE CODE
            • S20.95XD - Superficial foreign body of unsp parts of thorax, subs BILLABLE CODE
            • S20.95XS - Superficial foreign body of unsp parts of thorax, sequela BILLABLE CODE
            • S20.96 - Insect bite (nonvenomous) of unspecified parts of thorax NON-BILLABLE CODE
            • S20.96XA - Insect bite (nonvenomous) of unsp parts of thorax, init BILLABLE CODE
            • S20.96XD - Insect bite (nonvenomous) of unsp parts of thorax, subs BILLABLE CODE
            • S20.96XS - Insect bite (nonvenomous) of unsp parts of thorax, sequela BILLABLE CODE
            • S20.97 - Other superficial bite of unspecified parts of thorax NON-BILLABLE CODE
            • S20.97XA - Other superficial bite of unsp parts of thorax, init encntr BILLABLE CODE
            • S20.97XD - Other superficial bite of unsp parts of thorax, subs encntr BILLABLE CODE
            • S20.97XS - Other superficial bite of unsp parts of thorax, sequela BILLABLE CODE