M20.09

M20.09: Other deformity of finger(s)

Non-billable headerICD-10-CM

M20.09 is a non-billable header ICD-10-CM code for other deformity of finger(s). It cannot be billed on its own: choose one of the more specific child codes below.

Excludes1 inherited from the categories above M20.09

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.

Code history

Unchanged in every release from FY2024 to FY2027.

Code to one of these instead M20.09

3 child codes. Green means billable.

M20.091Other deformity of right finger(s)
M20.092Other deformity of left finger(s)
M20.099Other deformity of finger(s), unspecified finger(s)

Other codes under M20.0

M20.00Unspecified deformity of finger(s)
M20.01Mallet finger
M20.02Boutonniere deformity
M20.03Swan-neck deformity