M89.20
Other disorders of bone development and growth, unspecified site
Billable FY2026 2025-10-01 → 2026-09-30
This is the unspecified option. 9 more
specific codes sit alongside it. Worth
checking whether the documentation supports one of them.
Exclusions 10 never code together
M00-M99chapter
Excludes2
- arthropathic psoriasis (L40.5-)L40.5-
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- compartment syndrome (traumatic) (T79.A-)T79.A-
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 1
M00-M99chapter
Notes
- Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition
Index entries leading here 1
Alongside this code 9 same parent — M89.2
M89.21 Other disorders of bone development and growth, shoulder category M89.22 Other disorders of bone development and growth, humerus category M89.23 Oth disorders of bone dev and growth, ulna and radius category M89.24 Other disorders of bone development and growth, hand category M89.25 Other disorders of bone development and growth, femur category M89.26 Oth disorders of bone dev and growth, tibia and fibula category M89.27 Oth disorders of bone development and growth, ankle and foot category M89.28 Other disorders of bone development and growth, other site M89.29 Oth disorders of bone development and growth, multiple sites
Medications 5
5 Growth Disorders drugs 41 Bipolar and Related Disorders drugs 13 Bone Marrow Failure Disorders drugs 10 Feeding and Eating Disorders drugs 9 Child Development Disorders, Pervasive drugs
MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.