M16 Osteoarthritis of hip

Category / Non-billable header 18 subcodes

Block: Osteoarthritis (M15-M19)

Subcodes

Subcodes are listed below for reference. Detail pages are not available for chapters 11–22.

Code Description Billable
M16..0 Bilateral primary osteoarthritis of hip Yes
M16..1 Unilateral primary osteoarthritis of hip No
M16..10 Unilateral primary osteoarthritis, unspecified hip Yes
M16..11 Unilateral primary osteoarthritis, right hip Yes
M16..12 Unilateral primary osteoarthritis, left hip Yes
M16..2 Bilateral osteoarthritis resulting from hip dysplasia Yes
M16..3 Unilateral osteoarthritis resulting from hip dysplasia No
M16..30 Unilateral osteoarthritis resulting from hip dysplasia, unspecified hip Yes
M16..31 Unilateral osteoarthritis resulting from hip dysplasia, right hip Yes
M16..32 Unilateral osteoarthritis resulting from hip dysplasia, left hip Yes
M16..4 Bilateral post-traumatic osteoarthritis of hip Yes
M16..5 Unilateral post-traumatic osteoarthritis of hip No
M16..50 Unilateral post-traumatic osteoarthritis, unspecified hip Yes
M16..51 Unilateral post-traumatic osteoarthritis, right hip Yes
M16..52 Unilateral post-traumatic osteoarthritis, left hip Yes
M16..6 Other bilateral secondary osteoarthritis of hip Yes
M16..7 Other unilateral secondary osteoarthritis of hip Yes
M16..9 Osteoarthritis of hip, unspecified Yes

Last reviewed: September 2026