M20.099

M20.099: Other deformity of finger(s), unspecified finger(s)

Billable / specific codeICD-10-CM

M20.099 is a billable, specific ICD-10-CM code for other deformity of finger(s), unspecified finger(s). It is valid for submission on a claim.

Check M20.099 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above M20.099

A category’s note binds every code beneath it.

Written on M20.0: Deformity of finger(s)

clubbing of fingers (R68.3)
palmar fascial fibromatosis [Dupuytren] (M72.0)
trigger finger (M65.3)

Written on M20: Acquired deformities of fingers and toes

acquired absence of fingers and toes (Z89.-)
congenital absence of fingers and toes (Q71.3-, Q72.3-)
congenital deformities and malformations of fingers and toes (Q66.-, Q68-Q70, Q74.-)

Risk adjustment

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

Medicare coverage

M20.099 is named in 7 Medicare coverage policies: 0 listing it as supporting medical necessity, and 7 listing it as NOT covered. Which one applies depends on your Medicare contractor.

A58865Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
A58883Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
A58893Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered
A59374Billing and Coding: Amniotic and Placental-Derived Product Injections and/or Applications for Musculoskeletal Indications, Non-Woundnot covered

Code history

Unchanged in every release from FY2024 to FY2027.

Excludes1 inherited from the categories above M20.099

Risk adjustment

Medicare coverage

Code history

Other codes under M20.09