S58.921A — Partial traumatic amputation of right forearm, level unspecified, initial encounter
S58.921A is a billable, specific ICD-10-CM code for partial traumatic amputation of right forearm, level unspecified, initial encounter. It is valid for submission on a claim.
7th character "A" — initial 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
S58.921A risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 405 Traumatic Amputations and Complications0.598 RAF
Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.
Medicare coverage
S58.921A 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.
- A52438Billing and Coding: Tetanus Immunization
- A54767Billing and Coding: Medicare Preventive Coverage for Certain Vaccines
- A57056Billing and Coding: Aortography and Peripheral Angiography
- A57554Billing and Coding: Immune Globulins
Related codes at this level
Codes that share S58.921. If S58.921A is not quite right, the correct code is usually one of these.
Questions about S58.921A
- Is S58.921A a billable ICD-10-CM code?
- Yes. S58.921A is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does S58.921A 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).