MCMCB Pro
S58.912D

S58.912DComplete traumatic amputation of left forearm, level unspecified, subsequent encounter

Billable / specific codeICD-10-CMPOA exemptleft

S58.912D is a billable, specific ICD-10-CM code for complete traumatic amputation of left forearm, level unspecified, subsequent encounter. It is valid for submission on a claim.

7th character "D" — subsequent encounter

The appropriate 7th character is to be added to each code from category S58

A
initial encounter
D
subsequent encounter
S
sequela

Risk adjustment

S58.912D 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

S58.912D is named in 4 Medicare coverage policies 4 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A53058Billing and Coding: Home Health Physical Therapy
  • A53065Billing and Coding: Outpatient Physical Therapy
  • A54767Billing and Coding: Medicare Preventive Coverage for Certain Vaccines
  • A57056Billing and Coding: Aortography and Peripheral Angiography

Related codes at this level

Codes that share S58.912. If S58.912D is not quite right, the correct code is usually one of these.

Questions about S58.912D

Is S58.912D a billable ICD-10-CM code?
Yes. S58.912D is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S58.912D sit in the tabular list?
Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the elbow and forearm (S50-S59).
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.