M11.00
Billable codeHydroxyapatite deposition disease, unspecified site
The ICD-10 code for hydroxyapatite deposition disease, unspecified site is M11.00.
Documentation support
General coding-documentation guidance — not a substitute for payer-specific requirements or professional coding judgment.
- •This code describes an unspecified presentation. If the medical record documents a more specific detail (e.g. laterality, type, or affected site), a more specific sibling code should be used instead — see Related codes below.
- •As a general rule, code to the highest level of specificity supported by the documentation in the medical record.
Related codes in this category
- M11.01Hydroxyapatite deposition disease, shouldernon-billable header
- M11.02Hydroxyapatite deposition disease, elbownon-billable header
- M11.03Hydroxyapatite deposition disease, wristnon-billable header
- M11.04Hydroxyapatite deposition disease, handnon-billable header
- M11.05Hydroxyapatite deposition disease, hipnon-billable header
- M11.06Hydroxyapatite deposition disease, kneenon-billable header
- M11.07Hydroxyapatite deposition disease, ankle and footnon-billable header
- M11.08Hydroxyapatite deposition disease, vertebrae
- M11.09Hydroxyapatite deposition disease, multiple sites
- M11.00Hydroxyapatite deposition disease, unspecified site
ICD-9-CM equivalent
Informational only — GEM mappings are approximate, not guaranteed one-to-one equivalents. Verify before use in billing.
- 71280Approximate match
Associated MS-DRGs
M11.00 can serve as the principal diagnosis for these Medicare Severity Diagnosis-Related Groups.
Informational only — actual DRG assignment also depends on procedures, complications/comorbidities (CC/MCC), discharge status, and payer-specific rules not reflected here.