Hydroxyapatite deposition disease, ankle and foot

Not billableICD-10-CM diagnosis code.

This code exists but cannot be submitted on its own. It groups the more specific codes beneath it.

A category header for its whole life, FY2016 onwards. It has never been valid for submission on its own.

Submit one of these 3 more specific codes instead:

M11.071 Hydroxyapatite deposition disease, right ankle and foot
M11.072 Hydroxyapatite deposition disease, left ankle and foot
M11.079 Hydroxyapatite deposition disease, unspecified ankle and foot

What has happened to this code

Every change the publisher made, from 2012 to now. Entries marked draft are from the pre-implementation releases: ICD-10 took effect on 1 October 2015, so nothing before FY2016 was ever valid on a claim.

FY2012 Added to the draft code set draft Hydroxyapatite deposition disease, ankle and foot

How CDC's index refers to this code

Wording from the official alphabetic index. Much of it appears nowhere in the code description, which is why a search for the everyday phrase so often finds nothing.

Disease, diseased > deposition, hydroxyapatite
Disease, diseased > hydroxyapatite deposition > ankle
Disease, diseased > hydroxyapatite deposition > foot joint

Codes in the same group

Code	Description	Status
M11.00	Hydroxyapatite deposition disease, unspecified site	Valid
M11.01	Hydroxyapatite deposition disease, shoulder	Not billable
M11.02	Hydroxyapatite deposition disease, elbow	Not billable
M11.03	Hydroxyapatite deposition disease, wrist	Not billable
M11.04	Hydroxyapatite deposition disease, hand	Not billable
M11.05	Hydroxyapatite deposition disease, hip	Not billable
M11.06	Hydroxyapatite deposition disease, knee	Not billable
M11.08	Hydroxyapatite deposition disease, vertebrae	Valid
M11.09	Hydroxyapatite deposition disease, multiple sites	Valid