2026 ICD-10-CM Diagnosis Code S90.416SAbrasion, unspecified lesser toe(s), sequela
S90.416S is a billable ICD-10-CM diagnosis code for abrasion, unspecified lesser toe(s), 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 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 604 through 605. The code is exempt from POA reporting. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Injury, sequela.
Code Identity
Code Classification
Present on Admission (POA)Billing
S90.416S is exempt from POA reporting on inpatient claims to general acute care hospitals. Review the other POA exempt codes in Injuries to the ankle and foot (S90-S99).
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Abrasion and/or friction burn of foot without infection
- Abrasion and/or friction burn of lower limb without infection
- Abrasion and/or friction burn of toe with infection
- Abrasion and/or friction burn of toe without infection
- Abrasion of skin of fourth toe
- Abrasion of skin of little toe
- Abrasion of skin of multiple toes
- Abrasion of skin of second toe
- Abrasion of skin of third toe
- Abrasion of skin of toe
- Infected abrasion of skin of foot
- Infected abrasion of skin of toe
- Scratch of foot
- Scratch of toe
- Superficial injury of foot without infection
- Superficial injury of little toe
Coding GuidelinesGuidance
The appropriate 7th character is to be added to each code from block Superficial injury of ankle, foot and toes (S90). 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 2026, published by CMS and the National Center for Health Statistics.
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Patient EducationClinical
Wounds and Injuries
An injury is damage to your body. It is a general term that refers to harm caused by accidents, falls, hits, weapons, and more. In the U.S., millions of people injure themselves every year. These injuries range from minor to life-threatening.
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert S90.416S to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About S90.416SOverview
What is the ICD-10 code for abrasion, unspecified lesser toe(s), sequela?
The ICD-10-CM code for abrasion, unspecified lesser toe(s), sequela is S90.416S (sometimes written as S90416S). It is billable on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
Is S90.416S (Abrasion, unspecified lesser toe(s)) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report abrasion, unspecified lesser toe(s), sequela on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What does the 7th character S in S90.416S mean?
The final character S makes this a sequela code: it reports a lingering problem that remains after the abrasion, unspecified lesser toe(s) itself has resolved, not the original event.
What MS-DRG does S90.416S group to?
When abrasion, unspecified lesser toe(s), sequela is the principal diagnosis on an inpatient stay, it groups to MS-DRG 604, 605, with relative weights from 0.9160 to 1.4721 depending on complications. Higher weights mean higher Medicare reimbursement.
Is S90.416S 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 abrasion, unspecified lesser toe(s), sequela on inpatient claims. The code appears in the Injuries to the ankle and foot (S90-S99) range of the CMS exempt list.
