2027 ICD-10-CM Diagnosis Code T15.10XSForeign body in conjunctival sac, unspecified eye, sequela

ICD-10-CM Codes›S00–T88›T15-T19›T15

ICD-10-CM T15.10XS
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

T15.10XS is a billable ICD-10-CM diagnosis code for foreign body in conjunctival sac, unspecified eye, sequela. The 7th character S marks it as a sequela code, which reports a problem that remains after the original condition has resolved. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 913 through 914. The code is exempt from POA reporting. Coders also document this condition as conjunctival foreign body. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Injury, sequela.

Code Identity

ICD-10-CM Code
T15.10XS
Billable Status
Yes — Valid for Submission
Code Describes
Foreign body in conjunctival sac, unspecified eye, sequela
Short Description
Foreign body in conjunctival sac, unspecified eye, sequela
Same as the full description in the CMS dataset.
Parent Code
T15.10
Foreign body in conjunctival sac, unspecified eye

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionT15-T19Effects of foreign body entering through natural orifice
CategoryT15Foreign body on external eye
This CodeT15.10XSForeign body in conjunctival sac, unspecified eye, sequela

Present on Admission (POA)Billing

T15.10XS is exempt from POA reporting on inpatient claims to general acute care hospitals. Review the other POA exempt codes in Effects of foreign body entering through natural orifice (T15-T19).

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Conjunctival foreign body
  • Foreign body in conjunctival sac

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Foreign body on external eye (T15). 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 T15.10XS: its own notes plus those printed at T15, block T15-T19, and Chapter 19. A note printed at a category, block or chapter applies to every code under it.

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 T15 Foreign body on external eye applies to 36 codes
  • foreign body in penetrating wound of orbit and eye ball (S05.4-, S05.5-)
  • open wound of eyelid and periocular area (S01.1-)
  • retained foreign body in eyelid (H02.8-)
  • retained (old) foreign body in penetrating wound of orbit and eye ball (H05.5-, H44.6-, H44.7-)
  • superficial foreign body of eyelid and periocular area (S00.25-)
From Block T15-T19 Effects of foreign body entering through natural orifice applies to 261 codes
  • foreign body accidentally left in operation wound (T81.5-)
  • foreign body in penetrating wound - See open wound by body region
  • residual foreign body in soft tissue (M79.5)
  • splinter, without open wound - See superficial injury by body region
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 Block T15-T19 Effects of foreign body entering through natural orifice applies to 261 codes
  • code, if known, for foreign body entering into or through a natural orifice (W44.-)
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.-)

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 T15 Foreign body on external eye applies to 36 codes
  • The appropriate 7th character is to be added to each code from category T15
Values for category T15 Encounter: Initial, Subsequent, Sequela
  • Ainitial encounter
  • Dsubsequent encounter
  • Ssequela this code

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

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name T15.10XS, its category, or a range that includes it.

Excludes1 1

These codes carry an Excludes1 note naming T15.10XS: they are not reported together with it, unless the two conditions are unrelated.

  • S05.0 Injury of conjunctiva and corneal abrasion without foreign body
    foreign body in conjunctival sac (T15.1) names T15.1, which includes this code

Excludes2 2

These codes carry an Excludes2 note naming T15.10XS: its condition is not part of those codes, and both may be reported when the patient has both.

  • Block S00-S09 Injuries to the head
    effects of foreign body on external eye (T15.-) names T15.-, which includes this code
  • Z03.82 Encounter for observation for suspected foreign body ruled out
    foreign body on external eye (T15) names T15, which includes this code

Clinical ClassificationClinical

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

CCSR INJ073
Injury, sequela
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 T15.10XS to ICD-9-CMHistory

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

ICD-9-CM
908.5 Late eff FB in orifice
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 T15.10XSOverview

What is the ICD-10 code for foreign body in conjunctival sac, unspecified eye, sequela?

The ICD-10-CM code for foreign body in conjunctival sac, unspecified eye, sequela is T15.10XS (sometimes written as T1510XS). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is T15.10XS (Foreign body in conjunctival sac, unspecified eye) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report foreign body in conjunctival sac, unspecified eye, sequela on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What does the 7th character S in T15.10XS mean?

The final character S makes this a sequela code: it reports a lingering problem that remains after the foreign body in conjunctival sac itself has resolved, not the original event.

What MS-DRG does T15.10XS group to?

When foreign body in conjunctival sac, unspecified eye, sequela is the principal diagnosis on an inpatient stay, it groups to MS-DRG 914, 913, with relative weights from 0.9281 to 1.5448 depending on complications. Higher weights mean higher Medicare reimbursement.

Is T15.10XS 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 foreign body in conjunctival sac, unspecified eye, sequela on inpatient claims. The code appears in the Effects of foreign body entering through natural orifice (T15-T19) range of the CMS exempt list.