Is S48.021 a billable ICD-10-CM code?

No. S48.021 is a non-billable header code. Code to a higher level of specificity using one of its child codes.

Where does S48.021 sit in the tabular list?

Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the shoulder and upper arm (S40-S49).

What cannot be coded together with S48.021?

S48.021 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above S48.021 (S48) and apply to it just the same.

S48.021

S48.021 — Partial traumatic amputation at right shoulder joint

Non-billable headerICD-10-CMright

S48.021 is a non-billable header ICD-10-CM code for partial traumatic amputation at right shoulder joint. It cannot be billed on its own: choose one of the more specific child codes below. This code also requires a 7th character before it is complete.

This code requires a 7th character

The appropriate 7th character is to be added to each code from category S48

A: initial encounter
D: subsequent encounter
S: sequela

Excludes1 inherited from the categories above S48.021

These are not written on S48.021, but they bind it: a note on a category applies to every code beneath it. Billing S48.021 with anything listed here is a denial.

Written on S48 — Traumatic amputation of shoulder and upper arm

traumatic amputation at elbow level (S58.0)

Other codes that can never be billed with S48.021

These codes carry an Excludes1 note pointing at S48.021. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading S48.021 alone.

S41Open wound of shoulder and upper arm
S42Fracture of shoulder and upper arm

Risk adjustment

S48.021 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.

Code history

S48.021 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Code to one of these instead S48.021

3 child codes. Green means billable.

Related codes at this level

Codes that share S48.02. If S48.021 is not quite right, the correct code is usually one of these.

Questions about S48.021

Is S48.021 a billable ICD-10-CM code?: No. S48.021 is a non-billable header code. Code to a higher level of specificity using one of its child codes.
Where does S48.021 sit in the tabular list?: Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the shoulder and upper arm (S40-S49).
What cannot be coded together with S48.021?: S48.021 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above S48.021 (S48) and apply to it just the same.