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E89.6

E89.6: Postprocedural adrenocortical (-medullary) hypofunction

Billable / specific codeICD-10-CM

E89.6 is a billable, specific ICD-10-CM code for postprocedural adrenocortical (-medullary) hypofunction. It is valid for submission on a claim.

Check E89.6 with the rest of the claim: free scrubber

Excludes2 inherited from the categories above E89.6

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

Written on E89: Postprocedural endocrine and metabolic complications and disorders, not elsewhere classified

  • intraoperative complications of endocrine system organ or structure (E36.0-, E36.1-, E36.8)

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

E89.6 is named in 4 Medicare coverage policies: 4 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

  • A57204Billing and Coding: MRI and CT Scans of the Head and Neck
  • A57326Billing and Coding: Electrocardiograms
  • A57361Billing and Coding: Monitored Anesthesia Care
  • A59186Billing and Coding: Magnesium

Alphabetic index entries that lead here

  • Hypofunction›adrenomedullary, postprocedural
  • Status›adrenalectomy(unilateral) (bilateral)
  • Absence›adrenal›acquired
  • Hypofunction›adrenocortical›postprocedural
  • Complication›endocrine›postprocedural›adrenal hypofunction

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under E89

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.