M71.479 Calcium deposit in bursa, unspecified ankle and foot

Billable ICD-10-CM code, FY2026.

Applies from M71 Other bursopathies

Excludes1 (never code together)

• bunion (M20.1)
• bursitis related to use, overuse or pressure (M70.-)
• enthesopathies (M76-M77)

Applies from M71.4 Calcium deposit in bursa

Excludes2 (not included here)

• calcium deposit in bursa of shoulder (M75.3)

MS-DRG index

Defines the logic of DRG(s) 557-558 in MDC 08.

Approximate ICD-9-CM (GEMs)

• 727.82 Calcium deposits in tendon and bursa (approximate)

Code annotations containing back-references to M71.479

Back-references to M71.4

• Type 2 Excludes: M25 Other joint disorder, not elsewhere classified ("calcification of bursa (M71.4-)")

Nearby codes

• M71.462 Calcium deposit in bursa, left knee
• M71.469 Calcium deposit in bursa, unspecified knee
• M71.47 Calcium deposit in bursa, ankle and foot
• M71.471 Calcium deposit in bursa, right ankle and foot
• M71.472 Calcium deposit in bursa, left ankle and foot
• M71.479 Calcium deposit in bursa, unspecified ankle and foot (this code)
• M71.48 Calcium deposit in bursa, other site
• M71.49 Calcium deposit in bursa, multiple sites
• M71.5 Other bursitis, not elsewhere classified
• M71.50 Other bursitis, not elsewhere classified, unspecified site
• M71.52 Other bursitis, not elsewhere classified, elbow