S66.390D

S66.390D: Other injury of extensor muscle, fascia and tendon of right index finger at wrist and hand level, subsequent encounter

Billable / specific codeICD-10-CMPOA exemptright

S66.390D is a billable, specific ICD-10-CM code for other injury of extensor muscle, fascia and tendon of right index finger at wrist and hand level, subsequent encounter. It is valid for submission on a claim.

Check S66.390D with the rest of the claim: free scrubber

7th character "D": subsequent encounter

The appropriate 7th character is to be added to each code from category S66

A: initial encounter
D: subsequent encounter
S: sequela

Excludes2 inherited from the categories above S66.390D

Not part of this code, but both may be coded when both are present.

Written on S66.3: Injury of extensor muscle, fascia and tendon of other and unspecified finger at wrist and hand level

Injury of extensor muscle, fascia and tendon of thumb at wrist and hand level (S66.2-)

Written on S66: Injury of muscle, fascia and tendon at wrist and hand level

sprain of joints and ligaments of wrist and hand (S63.-)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

S66.390D is named in 2 Medicare coverage policies: 2 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

A53058Billing and Coding: Home Health Physical Therapy
A53065Billing and Coding: Outpatient Physical Therapy

Code history

Unchanged in every release from FY2024 to FY2027.