Is S73.033A a billable ICD-10-CM code?

Yes. S73.033A is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does S73.033A sit in the tabular list?

Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the hip and thigh (S70-S79).

S73.033A

S73.033A — Other anterior subluxation of unspecified hip, initial encounter

Billable / specific codeICD-10-CMunspecified

S73.033A is a billable, specific ICD-10-CM code for other anterior subluxation of unspecified hip, 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 S73

A: initial encounter
D: subsequent encounter
S: sequela

Excludes2 inherited from the categories above S73.033A

Also inherited, and the opposite of Excludes1: these conditions are not part of S73.033A, but a patient can have both, so you may code both.

Written on S73.0 — Subluxation and dislocation of hip

dislocation and subluxation of hip prosthesis (T84.020, T84.021)

Written on S73 — Dislocation and sprain of joint and ligaments of hip

strain of muscle, fascia and tendon of hip and thigh (S76.-)

Risk adjustment

S73.033A risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

HCC 402 Hip Fracture/Dislocation0.467 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.

Code history

S73.033A has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share S73.033. If S73.033A is not quite right, the correct code is usually one of these.

Questions about S73.033A

Is S73.033A a billable ICD-10-CM code?: Yes. S73.033A is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does S73.033A sit in the tabular list?: Injury, poisoning and certain other consequences of external causes (S00-T88), in the block Injuries to the hip and thigh (S70-S79).