MCMCB Pro
Z44.109

Z44.109Encounter for fitting and adjustment of unspecified artificial leg, unspecified leg

Billable / specific codeICD-10-CMPOA exemptunspecified

Z44.109 is a billable, specific ICD-10-CM code for encounter for fitting and adjustment of unspecified artificial leg, unspecified leg. It is valid for submission on a claim.

Risk adjustment

Z44.109 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 409 Amputation Status, Lower Limb/Amputation Complications0.598 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

Z44.109 is named in 1 Medicare coverage policy 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A53064Billing and Coding: Outpatient Occupational Therapy

Related codes at this level

Codes that share Z44.10. If Z44.109 is not quite right, the correct code is usually one of these.

Questions about Z44.109

Is Z44.109 a billable ICD-10-CM code?
Yes. Z44.109 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z44.109 sit in the tabular list?
Factors influencing health status and contact with health services (Z00-Z99), in the block Encounters for other specific health care (Z40-Z53).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.