M71.40 Calcium deposit in bursa, unspecified site

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 M71.40

Back-references to M71.4

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

Diagnosis Index entries for M71.40

• Calcification › bursa

Nearby codes

• M71.372 Other bursal cyst, left ankle and foot
• M71.379 Other bursal cyst, unspecified ankle and foot
• M71.38 Other bursal cyst, other site
• M71.39 Other bursal cyst, multiple sites
• M71.4 Calcium deposit in bursa
• M71.40 Calcium deposit in bursa, unspecified site (this code)
• M71.42 Calcium deposit in bursa, elbow
• M71.421 Calcium deposit in bursa, right elbow
• M71.422 Calcium deposit in bursa, left elbow
• M71.429 Calcium deposit in bursa, unspecified elbow
• M71.43 Calcium deposit in bursa, wrist