M85.2
Hyperostosis of skull
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
arthropathic psoriasis (L40.5-) certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) compartment syndrome (traumatic) (T79.A-) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Use an external cause code following the code for the musculoskeletal condition, if applicable, to identify the cause of the musculoskeletal condition (M00-M25) Arthropathies (M00-M25) Includes: Disorders affecting predominantly peripheral (limb) joints (M40-M54) Dorsopathies (M40-M54) (M60-M79) Soft tissue disorders (M60-M79) (M80-M94) Osteopathies and chondropathies (M80-M94)
Official Guidelines for M85.2
FY 2026 ›Find M85.2 in the alphabetic index
21 index paths lead to this code
- Buchem's syndrome
- Craniopathy, metabolic
- Morel syndrome
- Morel-Moore syndrome
- Morgagni-Stewart-Morel syndrome
- Stewart-Morel syndrome
- Van Buchem's syndrome
- Disease, diseased › Morgagni's
- Hyperostosis › cortical
- Hyperostosis › frontal, internal of skull
- Hyperostosis › interna frontalis
- Hyperostosis › skull
- Leontiasis › ossium
- Morgagni's › syndrome
- Syndrome › Buchem's
- Syndrome › Morel-Moore
- Syndrome › Morel-Morgagni
- Syndrome › Morgagni
- Syndrome › Stewart-Morel
- Syndrome › van Buchem's
- Disorder › bone › density and structure › hyperostosis of skull