Z44

Non-Billable
ChapterZ00–Z99
Rankcategory
Official Description

Encounter for fitting and adjustment of external prosthetic device

Metadata & Insights
  • 2026 ICD-10-CM Edition - Effective October 1, 2025.
  • Non-billable category (requires more specific sub-code).
  • Chapter 21: Factors Influencing Health Status and Contact with Health Services (Z00-Z99).

Z40-Z53 Parent Instructions

Includes
  • Categories Z40-Z53 are intended for use to indicate a reason for care. They may be used for patients who have already been treated for a disease or injury, but who are receiving aftercare or prophylactic care, or care to consolidate the treatment, or to deal with a residual state
Excludes2(Not included here)
  • follow-up examination for medical surveillance after treatment (Z08-Z09)

Instructional Notes

Includes
  • removal or replacement of external prosthetic device
Excludes1(Not coded here)
  • malfunction or other complications of device - see Alphabetical Index
  • presence of prosthetic device (Z97.-)

Clinical Hierarchy

CH21Factors influencing health status and contact with health services (Z00-Z99)
Z40-Z53Encounters for other specific health care (Z40-Z53)
Z44Encounter for fitting and adjustment of external prosthetic device
Z44.0Encounter for fitting and adjustment of artificial arm
Z44.1Encounter for fitting and adjustment of artificial leg
Z44.2Encounter for fitting and adjustment of artificial eye
Z44.3Encounter for fitting and adjustment of external breast prosthesis
Z44.8Encounter for fitting and adjustment of other external prosthetic devices
Z44.9Encounter for fitting and adjustment of unspecified external prosthetic device

Applicable Ancestor Context

The following parent sections contain instructions or notes that apply to Z44:

blockZ40-Z53
Encounters for other specific health care (Z40-Z53)
View context instructions

Alphabetic Index Mentions

These are Diagnosis Index lookup paths that route to Z44. Use them as entry terms for search, then confirm final coding instructions in the Tabular List and notes above.

25 raw paths
Admission (for)25 unique routes
adjustment (of)(16 variants)
artificial(7 variants)
armZ44(3 variants)
legZ44(3 variants)
device NEC(4 variants)
prostheticZ44(4 variants)
specified type NECZ44
prosthesisZ44(4 variants)
specified NECZ44
fitting (of)(9 variants)
device NEC(3 variants)
prostheticZ44(3 variants)
prosthesisZ44(4 variants)
specified type NECZ44

MS-DRG Classification

2026

No direct MS-DRG triggers identified.

Cross Reference

Find Procedures (ICD-10-PCS)

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