MCMCB Pro
S63.238S

S63.238SSubluxation of proximal interphalangeal joint of other finger, sequela

Billable / specific codeICD-10-CMPOA exempt

S63.238S is a billable, specific ICD-10-CM code for subluxation of proximal interphalangeal joint of other finger, sequela. It is valid for submission on a claim.

7th character "S" — sequela

The appropriate 7th character is to be added to each code from category S63

A
initial encounter
D
subsequent encounter
S
sequela

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Subluxation of proximal interphalangeal joint of specified finger with unspecified laterality

Risk adjustment

S63.238S does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

S63.238S is named in 1 Medicare coverage policy 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A53064Billing and Coding: Outpatient Occupational Therapy

Related codes at this level

Codes that share S63.238. If S63.238S is not quite right, the correct code is usually one of these.

Questions about S63.238S

Is S63.238S a billable ICD-10-CM code?
Yes. S63.238S is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S63.238S sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the wrist, hand and fingers (S60-S69).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.