| S80 | Superficial injury of knee and lower leg | NON-BILLABLE CODE |
| S80.0 | Contusion of knee | NON-BILLABLE CODE |
| S80.00 | Contusion of unspecified knee | NON-BILLABLE CODE |
| S80.00XA | Contusion of unspecified knee, initial encounter | BILLABLE CODE |
| S80.00XD | Contusion of unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.00XS | Contusion of unspecified knee, sequela | BILLABLE CODE |
| S80.01 | Contusion of right knee | NON-BILLABLE CODE |
| S80.01XA | Contusion of right knee, initial encounter | BILLABLE CODE |
| S80.01XD | Contusion of right knee, subsequent encounter | BILLABLE CODE |
| S80.01XS | Contusion of right knee, sequela | BILLABLE CODE |
| S80.02 | Contusion of left knee | NON-BILLABLE CODE |
| S80.02XA | Contusion of left knee, initial encounter | BILLABLE CODE |
| S80.02XD | Contusion of left knee, subsequent encounter | BILLABLE CODE |
| S80.02XS | Contusion of left knee, sequela | BILLABLE CODE |
| S80.1 | Contusion of lower leg | NON-BILLABLE CODE |
| S80.10 | Contusion of unspecified lower leg | NON-BILLABLE CODE |
| S80.10XA | Contusion of unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.10XD | Contusion of unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.10XS | Contusion of unspecified lower leg, sequela | BILLABLE CODE |
| S80.11 | Contusion of right lower leg | NON-BILLABLE CODE |
| S80.11XA | Contusion of right lower leg, initial encounter | BILLABLE CODE |
| S80.11XD | Contusion of right lower leg, subsequent encounter | BILLABLE CODE |
| S80.11XS | Contusion of right lower leg, sequela | BILLABLE CODE |
| S80.12 | Contusion of left lower leg | NON-BILLABLE CODE |
| S80.12XA | Contusion of left lower leg, initial encounter | BILLABLE CODE |
| S80.12XD | Contusion of left lower leg, subsequent encounter | BILLABLE CODE |
| S80.12XS | Contusion of left lower leg, sequela | BILLABLE CODE |
| S80.2 | Other superficial injuries of knee | NON-BILLABLE CODE |
| S80.21 | Abrasion of knee | NON-BILLABLE CODE |
| S80.211 | Abrasion, right knee | NON-BILLABLE CODE |
| S80.211A | Abrasion, right knee, initial encounter | BILLABLE CODE |
| S80.211D | Abrasion, right knee, subsequent encounter | BILLABLE CODE |
| S80.211S | Abrasion, right knee, sequela | BILLABLE CODE |
| S80.212 | Abrasion, left knee | NON-BILLABLE CODE |
| S80.212A | Abrasion, left knee, initial encounter | BILLABLE CODE |
| S80.212D | Abrasion, left knee, subsequent encounter | BILLABLE CODE |
| S80.219 | Abrasion, unspecified knee | NON-BILLABLE CODE |
| S80.219A | Abrasion, unspecified knee, initial encounter | BILLABLE CODE |
| S80.219D | Abrasion, unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.219S | Abrasion, unspecified knee, sequela | BILLABLE CODE |
| S80.22 | Blister (nonthermal) of knee | NON-BILLABLE CODE |
| S80.221 | Blister (nonthermal), right knee | NON-BILLABLE CODE |
| S80.221A | Blister (nonthermal), right knee, initial encounter | BILLABLE CODE |
| S80.221D | Blister (nonthermal), right knee, subsequent encounter | BILLABLE CODE |
| S80.221S | Blister (nonthermal), right knee, sequela | BILLABLE CODE |
| S80.222 | Blister (nonthermal), left knee | NON-BILLABLE CODE |
| S80.222A | Blister (nonthermal), left knee, initial encounter | BILLABLE CODE |
| S80.222D | Blister (nonthermal), left knee, subsequent encounter | BILLABLE CODE |
| S80.222S | Blister (nonthermal), left knee, sequela | BILLABLE CODE |
| S80.229 | Blister (nonthermal), unspecified knee | NON-BILLABLE CODE |
| S80.229A | Blister (nonthermal), unspecified knee, initial encounter | BILLABLE CODE |
| S80.229D | Blister (nonthermal), unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.229S | Blister (nonthermal), unspecified knee, sequela | BILLABLE CODE |
| S80.24 | External constriction of knee | NON-BILLABLE CODE |
| S80.241 | External constriction, right knee | NON-BILLABLE CODE |
| S80.241A | External constriction, right knee, initial encounter | BILLABLE CODE |
| S80.241D | External constriction, right knee, subsequent encounter | BILLABLE CODE |
| S80.241S | External constriction, right knee, sequela | BILLABLE CODE |
| S80.242 | External constriction, left knee | NON-BILLABLE CODE |
| S80.242A | External constriction, left knee, initial encounter | BILLABLE CODE |
| S80.242D | External constriction, left knee, subsequent encounter | BILLABLE CODE |
| S80.242S | External constriction, left knee, sequela | BILLABLE CODE |
| S80.249 | External constriction, unspecified knee | NON-BILLABLE CODE |
| S80.249A | External constriction, unspecified knee, initial encounter | BILLABLE CODE |
| S80.249D | External constriction, unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.249S | External constriction, unspecified knee, sequela | BILLABLE CODE |
| S80.25 | Superficial foreign body of knee | NON-BILLABLE CODE |
| S80.251 | Superficial foreign body, right knee | NON-BILLABLE CODE |
| S80.251A | Superficial foreign body, right knee, initial encounter | BILLABLE CODE |
| S80.251D | Superficial foreign body, right knee, subsequent encounter | BILLABLE CODE |
| S80.251S | Superficial foreign body, right knee, sequela | BILLABLE CODE |
| S80.252 | Superficial foreign body, left knee | NON-BILLABLE CODE |
| S80.252A | Superficial foreign body, left knee, initial encounter | BILLABLE CODE |
| S80.252D | Superficial foreign body, left knee, subsequent encounter | BILLABLE CODE |
| S80.252S | Superficial foreign body, left knee, sequela | BILLABLE CODE |
| S80.259 | Superficial foreign body, unspecified knee | NON-BILLABLE CODE |
| S80.259A | Superficial foreign body, unspecified knee, initial encounter | BILLABLE CODE |
| S80.259D | Superficial foreign body, unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.259S | Superficial foreign body, unspecified knee, sequela | BILLABLE CODE |
| S80.26 | Insect bite (nonvenomous) of knee | NON-BILLABLE CODE |
| S80.261 | Insect bite (nonvenomous), right knee | NON-BILLABLE CODE |
| S80.261A | Insect bite (nonvenomous), right knee, initial encounter | BILLABLE CODE |
| S80.261D | Insect bite (nonvenomous), right knee, subsequent encounter | BILLABLE CODE |
| S80.261S | Insect bite (nonvenomous), right knee, sequela | BILLABLE CODE |
| S80.262 | Insect bite (nonvenomous), left knee | NON-BILLABLE CODE |
| S80.262A | Insect bite (nonvenomous), left knee, initial encounter | BILLABLE CODE |
| S80.262D | Insect bite (nonvenomous), left knee, subsequent encounter | BILLABLE CODE |
| S80.262S | Insect bite (nonvenomous), left knee, sequela | BILLABLE CODE |
| S80.269 | Insect bite (nonvenomous), unspecified knee | NON-BILLABLE CODE |
| S80.269A | Insect bite (nonvenomous), unspecified knee, initial encounter | BILLABLE CODE |
| S80.269D | Insect bite (nonvenomous), unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.269S | Insect bite (nonvenomous), unspecified knee, sequela | BILLABLE CODE |
| S80.27 | Other superficial bite of knee | NON-BILLABLE CODE |
| S80.271 | Other superficial bite of right knee | NON-BILLABLE CODE |
| S80.271A | Other superficial bite of right knee, initial encounter | BILLABLE CODE |
| S80.271D | Other superficial bite of right knee, subsequent encounter | BILLABLE CODE |
| S80.271S | Other superficial bite of right knee, sequela | BILLABLE CODE |
| S80.272 | Other superficial bite of left knee | NON-BILLABLE CODE |
| S80.272A | Other superficial bite of left knee, initial encounter | BILLABLE CODE |
| S80.272D | Other superficial bite of left knee, subsequent encounter | BILLABLE CODE |
| S80.272S | Other superficial bite of left knee, sequela | BILLABLE CODE |
| S80.279 | Other superficial bite of unspecified knee | NON-BILLABLE CODE |
| S80.279A | Other superficial bite of unspecified knee, initial encounter | BILLABLE CODE |
| S80.279D | Other superficial bite of unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.279S | Other superficial bite of unspecified knee, sequela | BILLABLE CODE |
| S80.8 | Other superficial injuries of lower leg | NON-BILLABLE CODE |
| S80.81 | Abrasion of lower leg | NON-BILLABLE CODE |
| S80.811 | Abrasion, right lower leg | NON-BILLABLE CODE |
| S80.811A | Abrasion, right lower leg, initial encounter | BILLABLE CODE |
| S80.811D | Abrasion, right lower leg, subsequent encounter | BILLABLE CODE |
| S80.811S | Abrasion, right lower leg, sequela | BILLABLE CODE |
| S80.812 | Abrasion, left lower leg | NON-BILLABLE CODE |
| S80.812A | Abrasion, left lower leg, initial encounter | BILLABLE CODE |
| S80.812D | Abrasion, left lower leg, subsequent encounter | BILLABLE CODE |
| S80.812S | Abrasion, left lower leg, sequela | BILLABLE CODE |
| S80.819 | Abrasion, unspecified lower leg | NON-BILLABLE CODE |
| S80.819A | Abrasion, unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.819D | Abrasion, unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.819S | Abrasion, unspecified lower leg, sequela | BILLABLE CODE |
| S80.82 | Blister (nonthermal) of lower leg | NON-BILLABLE CODE |
| S80.821 | Blister (nonthermal), right lower leg | NON-BILLABLE CODE |
| S80.821A | Blister (nonthermal), right lower leg, initial encounter | BILLABLE CODE |
| S80.821D | Blister (nonthermal), right lower leg, subsequent encounter | BILLABLE CODE |
| S80.821S | Blister (nonthermal), right lower leg, sequela | BILLABLE CODE |
| S80.822 | Blister (nonthermal), left lower leg | NON-BILLABLE CODE |
| S80.822A | Blister (nonthermal), left lower leg, initial encounter | BILLABLE CODE |
| S80.822D | Blister (nonthermal), left lower leg, subsequent encounter | BILLABLE CODE |
| S80.822S | Blister (nonthermal), left lower leg, sequela | BILLABLE CODE |
| S80.829 | Blister (nonthermal), unspecified lower leg | NON-BILLABLE CODE |
| S80.829A | Blister (nonthermal), unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.829D | Blister (nonthermal), unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.829S | Blister (nonthermal), unspecified lower leg, sequela | BILLABLE CODE |
| S80.84 | External constriction of lower leg | NON-BILLABLE CODE |
| S80.841 | External constriction, right lower leg | NON-BILLABLE CODE |
| S80.841A | External constriction, right lower leg, initial encounter | BILLABLE CODE |
| S80.841D | External constriction, right lower leg, subsequent encounter | BILLABLE CODE |
| S80.841S | External constriction, right lower leg, sequela | BILLABLE CODE |
| S80.842 | External constriction, left lower leg | NON-BILLABLE CODE |
| S80.842A | External constriction, left lower leg, initial encounter | BILLABLE CODE |
| S80.842D | External constriction, left lower leg, subsequent encounter | BILLABLE CODE |
| S80.842S | External constriction, left lower leg, sequela | BILLABLE CODE |
| S80.849 | External constriction, unspecified lower leg | NON-BILLABLE CODE |
| S80.849A | External constriction, unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.849D | External constriction, unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.849S | External constriction, unspecified lower leg, sequela | BILLABLE CODE |
| S80.85 | Superficial foreign body of lower leg | NON-BILLABLE CODE |
| S80.851 | Superficial foreign body, right lower leg | NON-BILLABLE CODE |
| S80.851A | Superficial foreign body, right lower leg, initial encounter | BILLABLE CODE |
| S80.851D | Superficial foreign body, right lower leg, subsequent encounter | BILLABLE CODE |
| S80.851S | Superficial foreign body, right lower leg, sequela | BILLABLE CODE |
| S80.852 | Superficial foreign body, left lower leg | NON-BILLABLE CODE |
| S80.852A | Superficial foreign body, left lower leg, initial encounter | BILLABLE CODE |
| S80.852D | Superficial foreign body, left lower leg, subsequent encounter | BILLABLE CODE |
| S80.852S | Superficial foreign body, left lower leg, sequela | BILLABLE CODE |
| S80.859 | Superficial foreign body, unspecified lower leg | NON-BILLABLE CODE |
| S80.859A | Superficial foreign body, unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.859D | Superficial foreign body, unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.859S | Superficial foreign body, unspecified lower leg, sequela | BILLABLE CODE |
| S80.86 | Insect bite (nonvenomous) of lower leg | NON-BILLABLE CODE |
| S80.861 | Insect bite (nonvenomous), right lower leg | NON-BILLABLE CODE |
| S80.861A | Insect bite (nonvenomous), right lower leg, initial encounter | BILLABLE CODE |
| S80.861D | Insect bite (nonvenomous), right lower leg, subsequent encounter | BILLABLE CODE |
| S80.861S | Insect bite (nonvenomous), right lower leg, sequela | BILLABLE CODE |
| S80.862 | Insect bite (nonvenomous), left lower leg | NON-BILLABLE CODE |
| S80.862A | Insect bite (nonvenomous), left lower leg, initial encounter | BILLABLE CODE |
| S80.862D | Insect bite (nonvenomous), left lower leg, subsequent encounter | BILLABLE CODE |
| S80.862S | Insect bite (nonvenomous), left lower leg, sequela | BILLABLE CODE |
| S80.869 | Insect bite (nonvenomous), unspecified lower leg | NON-BILLABLE CODE |
| S80.869A | Insect bite (nonvenomous), unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.869D | Insect bite (nonvenomous), unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.869S | Insect bite (nonvenomous), unspecified lower leg, sequela | BILLABLE CODE |
| S80.87 | Other superficial bite of lower leg | NON-BILLABLE CODE |
| S80.871 | Other superficial bite, right lower leg | NON-BILLABLE CODE |
| S80.871A | Other superficial bite, right lower leg, initial encounter | BILLABLE CODE |
| S80.871D | Other superficial bite, right lower leg, subsequent encounter | BILLABLE CODE |
| S80.871S | Other superficial bite, right lower leg, sequela | BILLABLE CODE |
| S80.872 | Other superficial bite, left lower leg | NON-BILLABLE CODE |
| S80.872A | Other superficial bite, left lower leg, initial encounter | BILLABLE CODE |
| S80.872D | Other superficial bite, left lower leg, subsequent encounter | BILLABLE CODE |
| S80.872S | Other superficial bite, left lower leg, sequela | BILLABLE CODE |
| S80.879 | Other superficial bite, unspecified lower leg | NON-BILLABLE CODE |
| S80.879A | Other superficial bite, unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.879D | Other superficial bite, unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.879S | Other superficial bite, unspecified lower leg, sequela | BILLABLE CODE |
| S80.9 | Unspecified superficial injury of knee and lower leg | NON-BILLABLE CODE |
| S80.91 | Unspecified superficial injury of knee | NON-BILLABLE CODE |
| S80.911 | Unspecified superficial injury of right knee | NON-BILLABLE CODE |
| S80.911A | Unspecified superficial injury of right knee, initial encounter | BILLABLE CODE |
| S80.911D | Unspecified superficial injury of right knee, subsequent encounter | BILLABLE CODE |
| S80.911S | Unspecified superficial injury of right knee, sequela | BILLABLE CODE |
| S80.912 | Unspecified superficial injury of left knee | NON-BILLABLE CODE |
| S80.912A | Unspecified superficial injury of left knee, initial encounter | BILLABLE CODE |
| S80.912D | Unspecified superficial injury of left knee, subsequent encounter | BILLABLE CODE |
| S80.912S | Unspecified superficial injury of left knee, sequela | BILLABLE CODE |
| S80.919 | Unspecified superficial injury of unspecified knee | NON-BILLABLE CODE |
| S80.919A | Unspecified superficial injury of unspecified knee, initial encounter | BILLABLE CODE |
| S80.919D | Unspecified superficial injury of unspecified knee, subsequent encounter | BILLABLE CODE |
| S80.919S | Unspecified superficial injury of unspecified knee, sequela | BILLABLE CODE |
| S80.92 | Unspecified superficial injury of lower leg | NON-BILLABLE CODE |
| S80.921 | Unspecified superficial injury of right lower leg | NON-BILLABLE CODE |
| S80.921A | Unspecified superficial injury of right lower leg, initial encounter | BILLABLE CODE |
| S80.921D | Unspecified superficial injury of right lower leg, subsequent encounter | BILLABLE CODE |
| S80.921S | Unspecified superficial injury of right lower leg, sequela | BILLABLE CODE |
| S80.922 | Unspecified superficial injury of left lower leg | NON-BILLABLE CODE |
| S80.922A | Unspecified superficial injury of left lower leg, initial encounter | BILLABLE CODE |
| S80.922D | Unspecified superficial injury of left lower leg, subsequent encounter | BILLABLE CODE |
| S80.922S | Unspecified superficial injury of left lower leg, sequela | BILLABLE CODE |
| S80.929 | Unspecified superficial injury of unspecified lower leg | NON-BILLABLE CODE |
| S80.929A | Unspecified superficial injury of unspecified lower leg, initial encounter | BILLABLE CODE |
| S80.929D | Unspecified superficial injury of unspecified lower leg, subsequent encounter | BILLABLE CODE |
| S80.929S | Unspecified superficial injury of unspecified lower leg, sequela | BILLABLE CODE |
