2027 ICD-10-CM Diagnosis Code S05.91XDUnspecified injury of right eye and orbit, subsequent encounter

ICD-10-CM Codes›S00–T88›S00-S09›S05

ICD-10-CM S05.91XD
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

S05.91XD is a billable ICD-10-CM diagnosis code for unspecified injury of right eye and orbit, subsequent encounter. The 7th character D marks it as a subsequent encounter code, used during routine care in the healing or recovery phase. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 949 through 950. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other unspecified injuries, subsequent encounter.

Code Identity

ICD-10-CM Code
S05.91XD
Billable Status
Yes — Valid for Submission
Code Describes
Unspecified injury of right eye and orbit, subsequent encounter
Short Description
Unspecified injury of right eye and orbit, subs encntr
Parent Code
S05.91
Unspecified injury of right eye and orbit

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionS00-S09Injuries to the head
CategoryS05Injury of eye and orbit
This CodeS05.91XDUnspecified injury of right eye and orbit, subsequent encounter

Present on Admission (POA)Billing

S05.91XD is exempt from POA reporting on inpatient claims to general acute care hospitals. Review the other POA exempt codes in Injuries to the head (S00-S09).

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Bilateral ocular hypertension due to ocular trauma
  • Bilateral ocular trauma
  • Bilateral open angle glaucoma due to and following ocular trauma of eyes
  • Bilateral retained intraocular magnetic foreign body due to and following eye trauma
  • Bilateral retained intraocular nonmagnetic foreign body due to and following eye trauma
  • Bilateral traumatic glaucoma
  • Glaucoma of left eye due to and following ocular trauma
  • Glaucoma of right eye due to and following ocular trauma
  • Hematoma of right eye region
  • Hematoma of right orbit
  • Hemorrhage of right orbit
  • Ocular hypertension of left eye due to ocular trauma
  • Ocular hypertension of right eye due to ocular trauma
  • Open angle glaucoma due to and following ocular trauma
  • Open angle glaucoma of left eye due to and following ocular trauma
  • Open angle glaucoma of right eye due to and following ocular trauma
  • Retained foreign body in bilateral eyes
  • Retained magnetic foreign body in left eye
  • Retained magnetic foreign body in right eye
  • Retained nonmagnetic foreign body in left eye
  • Retained nonmagnetic foreign body in right eye
  • Secondary ocular hypertension due to ocular trauma
  • Superficial injury of bilateral eyes
  • Superficial injury of left eye
  • Superficial injury of right eye
  • Traumatic hematoma of orbit
  • Traumatic hematoma of right orbit
  • Traumatic injury of globe of right eye
  • Traumatic orbital hemorrhage

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Injury of eye and orbit (S05). Use the following options for the applicable episode of care:

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2027, published by CMS and the National Center for Health Statistics.

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to S05.91XD: its own notes plus those printed at S05, block S00-S09, and Chapter 19. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From S05 Injury of eye and orbit applies to 90 codes
  • open wound of eye and orbit
From Block S00-S09 Injuries to the head applies to 1,934 codes
  • injuries of ear
  • injuries of eye
  • injuries of face [any part]
  • injuries of gum
  • injuries of jaw
  • injuries of oral cavity
  • injuries of palate
  • injuries of periocular area
  • injuries of scalp
  • injuries of temporomandibular joint area
  • injuries of tongue
  • injuries of tooth

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From S05 Injury of eye and orbit applies to 90 codes
From Block S00-S09 Injuries to the head applies to 1,934 codes
  • burns and corrosions (T20-T32)
  • effects of foreign body in ear (T16)
  • effects of foreign body in larynx (T17.3)
  • effects of foreign body in mouth NOS (T18.0)
  • effects of foreign body in nose (T17.0-T17.1)
  • effects of foreign body in pharynx (T17.2)
  • effects of foreign body on external eye (T15.-)
  • frostbite (T33-T34)
  • insect bite or sting, venomous (T63.4)
From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes

Use Additional Code

Add a second code, after this one, to fully describe the condition.

From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes
  • code to identify any retained foreign body, if applicable (Z18.-)

Code Also

A second code may be needed to fully describe the condition; the note gives no sequencing direction.

From Block S00-S09 Injuries to the head applies to 1,934 codes
  • for any associated infection

Notes

General instructions on how these codes are used.

From Chapter 19 (S00-T88) Injury, poisoning and certain other consequences of external causes applies to 41,187 codes
  • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
  • The chapter uses the S-section for coding different types of injuries related to single body regions and the T-section to cover injuries to unspecified body regions as well as poisoning and certain other consequences of external causes.

7th Character

Every code in the category takes a 7th character from the listed values, with the placeholder X filling any empty positions before it.

From S05 Injury of eye and orbit applies to 90 codes
  • The appropriate 7th character is to be added to each code from category S05
Values for category S05 Encounter: Initial, Subsequent, Sequela
  • Ainitial encounter
  • Dsubsequent encounter this code
  • Ssequela

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name S05.91XD, its category, or a range that includes it.

Excludes1 3

These codes carry an Excludes1 note naming S05.91XD: they are not reported together with it, unless the two conditions are unrelated.

  • H44.6 Retained (old) intraocular foreign body, magnetic
    current intraocular foreign body (S05.-) names S05.-, which includes this code
  • H44.7 Retained (old) intraocular foreign body, nonmagnetic
    current intraocular foreign body (S05.-) names S05.-, which includes this code
  • S00 Superficial injury of head
    injury of eye and orbit (S05.-) names S05.-, which includes this code

Excludes2 2

These codes carry an Excludes2 note naming S05.91XD: its condition is not part of those codes, and both may be reported when the patient has both.

  • Chapter 7 (H00-H59) Diseases of the eye and adnexa
    injury (trauma) of eye and orbit (S05.-) names S05.-, which includes this code
  • S01 Open wound of head
    injury of eye and orbit (S05.-) names S05.-, which includes this code

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR INJ064
Other unspecified injuries, subsequent encounter
Default principal diagnosis: inpatient Yes · outpatient Yes

Patient EducationClinical

Eye Injuries

The structure of your face helps protect your eyes from injury. Still, injuries can damage your eye, sometimes severely enough that you could lose your vision. Most eye injuries are preventable. If you play sports or work in certain jobs, you may need protection.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert S05.91XD to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
V58.89 Other specfied aftercare
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About S05.91XDOverview

What is the ICD-10 code for unspecified injury of right eye and orbit, subsequent encounter?

The ICD-10-CM code for unspecified injury of right eye and orbit, subsequent encounter is S05.91XD (sometimes written as S0591XD). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is S05.91XD (Unspecified injury of right eye and orbit) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report unspecified injury of right eye and orbit, subsequent encounter on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What does the 7th character D in S05.91XD mean?

The final character D marks a subsequent encounter: use it for routine care while the unspecified injury of right eye and orbit is healing, after active treatment has ended.

What MS-DRG does S05.91XD group to?

When unspecified injury of right eye and orbit, subsequent encounter is the principal diagnosis on an inpatient stay, it groups to MS-DRG 950, 949, with relative weights from 0.7661 to 1.1231 depending on complications. Higher weights mean higher Medicare reimbursement.

Is S05.91XD exempt from POA reporting?

Yes. CMS lists this code among those exempt from present on admission reporting, so hospitals do not assign a POA indicator for unspecified injury of right eye and orbit, subsequent encounter on inpatient claims. The code appears in the Injuries to the head (S00-S09) range of the CMS exempt list.