S48.921A – Partial traumatic amputation of right shoulder and upper arm, level unspecified, initial encounter

ICD-10-CM 2027 diagnosis code · Injuries to the shoulder and upper arm

Billable code

ICD-10-CM code S48.921A

Code: S48.921A (claims format: S48921A)
Description: Partial traumatic amputation of right shoulder and upper arm, level unspecified, initial encounter
Short description: Partial traum amp of right shldr/up arm, level unsp, init
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 19. Injury, poisoning and certain other consequences of external causes (S00-T88)
Block: S40-S49 Injuries to the shoulder and upper arm
Parent codes: S48 › S48.9 › S48.92 › S48.921

7th character values

Codes in this category need a 7th character to describe the encounter or episode of care.

Character	Meaning
`A`	initial encounter
`D`	subsequent encounter
`S`	sequela

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

S48 – Traumatic amputation of shoulder and upper arm

Applicable to:

An amputation not identified as partial or complete should be coded to complete

Excludes1 (not coded here):

traumatic amputation at elbow level (S58.0)

7th character note:

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

Block S40-S49

Includes:

injuries of axilla
injuries of scapular region

Excludes2 (not included here):

burns and corrosions (T20-T32)
frostbite (T33-T34)
injuries of elbow (S50-S59)
insect bite or sting, venomous (T63.4)

Related codes in S48.921

Frequently asked questions

What is ICD-10 code S48.921A?

S48.921A is the ICD-10-CM code for partial traumatic amputation of right shoulder and upper arm, level unspecified, initial encounter, in the block S40-S49 (Injuries to the shoulder and upper arm).

Is S48.921A a billable code?

Yes. S48.921A is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does S48.921A belong to?

It belongs to category S48 – Traumatic amputation of shoulder and upper arm.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.