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Z48.24

Z48.24: Encounter for aftercare following lung transplant

Billable / specific codeICD-10-CMPOA exempt

Z48.24 is a billable, specific ICD-10-CM code for encounter for aftercare following lung transplant. It is valid for submission on a claim.

Check Z48.24 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above Z48.24

A category’s note binds every code beneath it.

Written on Z48: Encounter for other postprocedural aftercare

  • encounter for follow-up examination after completed treatment (Z08-Z09)
  • encounter for aftercare following injury - code to Injury, by site, with appropriate 7th character for subsequent encounter

Excludes2 inherited from the categories above Z48.24

Not part of this code, but both may be coded when both are present.

Written on Z48: Encounter for other postprocedural aftercare

  • encounter for attention to artificial openings (Z43.-)
  • encounter for fitting and adjustment of prosthetic and other devices (Z44-Z46)

Risk adjustment

Z48.24 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 276 Lung Transplant Status/Complications2.531 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. Look up the whole chart to see which of its HCCs the hierarchy would zero.

Medicare coverage

Z48.24 is named in 26 Medicare coverage policies: 26 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A52474Immunosuppressive Drugs - Policy Article
  • A52868Billing and Coding: Transesophageal Echocardiography (TEE)
  • A55717Billing and Coding: Lab: Flow Cytometry
  • A56416Billing and Coding: Assays for Vitamins and Metabolic Function

Alphabetic index entries that lead here

  • Aftercare›following surgery›organ transplant›lung

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Z48.2

ICD-10-CMFY2027· effective October 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.