Z44.109 — Encounter for fitting and adjustment of unspecified artificial leg, unspecified leg
Is Z44.109 billable?
Yes, but Z44.109 is an unspecified code. Z44.109 is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, Z44.109 is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting Z44.109 — the more specific alternatives are listed below.
Z44.109 at a glance
| Code | Z44.109 |
|---|---|
| Description | Encounter for fitting and adjustment of unspecified artificial leg, unspecified leg |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does Z44.109 group to?
Z44.109 sits in MDC 08 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 559Aftercare, Musculoskeletal System and Connective Tissue with MCCmedical
- 560Aftercare, Musculoskeletal System and Connective Tissue with CCmedical
- 561Aftercare, Musculoskeletal System and Connective Tissue without CC/MCCmedical
How is Z44.109 listed in the Alphabetic Index?
The Alphabetic Index lists these routes under Z44.10, the nearest indexed parent of Z44.109. Use them to find the family, then select the specific code.
- Removal › artificial › leg (from) (of)
- Admission › adjustment › artificial › leg (for)
- Encounter › removal › artificial › leg (with health service) (for)
Excludes1 — never code together — inherited from Z44
The conditions below can never be reported together with Z44.109 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- malfunction or other complications of device - see Alphabetical Index
- presence of prosthetic device (Z97.-)
Excludes2 — not included here — inherited from Z40-Z53
The conditions below are not part of Z44.109, but a patient may have both at the same time. When documentation supports it, Z44.109 and the excluded code may both be reported.
- follow-up examination for medical surveillance after treatment (Z08-Z09)
How long has Z44.109 existed?
Z44.109 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.