ICD-10-CM 2027
ICD-10 code for fibrous dysplasia
Choose a code from the options below based on the documentation.
From the official ICD-10-CM alphabetic index entry “Dysplasia › fibrous”. Page updated September 29, 2026.
About coding fibrous dysplasia
The official ICD-10-CM index doesn't give a single default code for fibrous dysplasia; the code depends on the details below.
More specific fibrous dysplasia codes (official index)
- bone NEC (monostotic) M85.00 — Fibrous dysplasia (monostotic), unspecified site
- ankle M85.07 — Fibrous dysplasia (monostotic), ankle and foot
- foot M85.07 — Fibrous dysplasia (monostotic), ankle and foot
- forearm M85.03 — Fibrous dysplasia (monostotic), forearm
- hand M85.04 — Fibrous dysplasia (monostotic), hand
- lower leg M85.06 — Fibrous dysplasia (monostotic), lower leg
- multiple site M85.09 — Fibrous dysplasia (monostotic), multiple sites
- neck M85.08 — Fibrous dysplasia (monostotic), other site
- rib M85.08 — Fibrous dysplasia (monostotic), other site
- shoulder M85.01 — Fibrous dysplasia (monostotic), shoulder
- skull M85.08 — Fibrous dysplasia (monostotic), other site
- specified site NEC M85.08 — Fibrous dysplasia (monostotic), other site
- thigh M85.05 — Fibrous dysplasia (monostotic), thigh
- toe M85.07 — Fibrous dysplasia (monostotic), ankle and foot
- upper arm M85.02 — Fibrous dysplasia (monostotic), upper arm
- vertebra M85.08 — Fibrous dysplasia (monostotic), other site
- diaphyseal, progressive Q78.3 — Progressive diaphyseal dysplasia
- jaw M27.8 — Other specified diseases of jaws
- polyostotic Q78.1 — Polyostotic fibrous dysplasia
Common questions about fibrous dysplasia ICD-10 codes
What is the ICD-10 code for bone nec fibrous dysplasia?
- M85.00 — Fibrous dysplasia (monostotic), unspecified site.
What is the ICD-10 code for jaw fibrous dysplasia?
- M27.8 — Other specified diseases of jaws.
What is the ICD-10 code for polyostotic fibrous dysplasia?
- Q78.1 — Polyostotic fibrous dysplasia.