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    v1.0.28
    OpenPayerBilling CodesEncounters for other specific health careICD-10-CM z44-encounter-for-external-prosthesis
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    ICD-10-CM Code For Encounter For Fitting And Adjustment Of External Prosthetic Device: Group Overview

    The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group Z44 includes encounters for fitting and adjustment of external prosthetic devices, covering visits related to the provision, fitting, and modification of external artificial limbs and similar prostheses. These ICD-10-CM diagnosis codes are used to document clinical scenarios involving device fitting, periodic adjustments, and follow-up care to ensure proper device function and fit. Accurate coding within the ICD-10-CM Z44 group supports proper claim adjudication / complete clinical documentation / appropriate reimbursement.

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    ICD-10-CM Z44: Encounter For Fitting And Adjustment Of External Prosthetic Device Overview

    This group represents encounters for the fitting and adjustment of external prosthetic devices, such as artificial limbs and other external orthotic supports. These diagnoses target care related to prosthetic management rather than the underlying amputation or anatomical pathology. Accurate coding ensures that services related to device fitting and adjustments are distinguished from surgical or rehabilitative encounters, supporting appropriate reimbursement and clinical tracking.

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    When to Use

    Use a code from this group when a patient presents specifically for fitting, adjustment, or follow-up of an external prosthetic device. These codes apply when the encounter’s primary purpose is prosthetic management rather than surgical care or unrelated medical treatment.

    ICD-10-CM Codes

    26 rows

    ICD-10-CM CodeDescription
    Z44.001Encounter for fitting and adjustment of unspecified right artificial arm
    Z44.002Encounter for fitting and adjustment of unspecified left artificial arm
    Z44.009Encounter for fitting and adjustment of unspecified artificial arm, unspecified arm
    Z44.011Encounter for fitting and adjustment of complete right artificial arm
    Z44.012Encounter for fitting and adjustment of complete left artificial arm
    Z44.019Encounter for fitting and adjustment of complete artificial arm, unspecified arm
    Z44.021Encounter for fitting and adjustment of partial artificial right arm
    Z44.022Encounter for fitting and adjustment of partial artificial left arm
    Z44.029Encounter for fitting and adjustment of partial artificial arm, unspecified arm
    Z44.101Encounter for fitting and adjustment of unspecified right artificial leg
    Z44.102Encounter for fitting and adjustment of unspecified left artificial leg
    Z44.109Encounter for fitting and adjustment of unspecified artificial leg, unspecified leg
    Z44.111Encounter for fitting and adjustment of complete right artificial leg
    Z44.112Encounter for fitting and adjustment of complete left artificial leg
    Z44.119Encounter for fitting and adjustment of complete artificial leg, unspecified leg
    Z44.121Encounter for fitting and adjustment of partial artificial right leg
    Z44.122Encounter for fitting and adjustment of partial artificial left leg
    Z44.129Encounter for fitting and adjustment of partial artificial leg, unspecified leg
    Z44.20Encounter for fitting and adjustment of artificial eye, unspecified
    Z44.21Encounter for fitting and adjustment of artificial right eye

    Showing 1–20 of 26

    DRG Codes

    6 rows

    DRG CodeDescription
    559Aftercare, Musculoskeletal System and Connective Tissue with MCC
    560Aftercare, Musculoskeletal System and Connective Tissue with CC
    561Aftercare, Musculoskeletal System and Connective Tissue without CC/MCC
    945Rehabilitation with CC/MCC
    946Rehabilitation without CC/MCC
    951Other Factors Influencing Health Status

    Related Codes

    Z40-ENCOUNTER-FOR-PROPHYLACTIC-SURGERY

    ICD-10-CM Code For Encounter For Prophylactic Surgery: Group Overview

    Z41-ENCOUNTER-FOR-PROCEDURES

    ICD-10-CM Code For Encounter For Procedures For Purposes Other Than Remedying Health State: Group Overview

    Z42-PLASTIC-AND-RECONSTRUCTIVE-SURGERY-AFTER-INJURY

    ICD-10-CM Code For Encounter For Plastic And Reconstructive Surgery Following Medical Procedure Or Healed Injury: Group Overview

    Z43-ENCOUNTER-FOR-ARTIFICIAL-OPENINGS

    ICD-10-CM Code For Encounter For Attention To Artificial Openings: Group Overview

    Z45-ENCOUNTER-FOR-IMPLANTED-DEVICE

    ICD-10-CM Code For Encounter For Adjustment And Management Of Implanted Device: Group Overview

    Z46-FITTING-AND-ADJUSTMENT-OF-DEVICES

    ICD-10-CM Code For Encounter For Fitting And Adjustment Of Other Devices: Group Overview

    Z47-ORTHOPEDIC-AFTERCARE

    ICD-10-CM Code For Orthopedic Aftercare: Group Overview

    Z48-OTHER-POSTPROCEDURAL-AFTERCARE

    ICD-10-CM Code For Encounter For Other Postprocedural Aftercare: Group Overview

    Z49-ENCOUNTER-FOR-RENAL-DIALYSIS

    ICD-10-CM Code For Encounter For Care Involving Renal Dialysis: Group Overview

    Z51-ENCOUNTER-FOR-OTHER-AFTERCARE

    ICD-10-CM Code For Encounter For Other Aftercare And Medical Care: Group Overview

    Showing 1–10 of 12

    Frequently Asked Questions

    References

    1. 1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
    2. 2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
    3. 3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.
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