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E83.09

E83.09Other disorders of copper metabolism

Billable / specific codeICD-10-CM

E83.09 is a billable, specific ICD-10-CM code for other disorders of copper metabolism. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Menkes' (kinky hair) (steely hair) disease

Other codes that can never be billed with E83.09

These codes carry an Excludes1 note pointing at E83.09. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading E83.09 alone.

  • Q84.1Congenital morphological disturbances of hair, not elsewhere classified

Risk adjustment

E83.09 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 50 Amyloidosis, Porphyria, and Other Specified Metabolic Disorders0.648 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.

Medicare coverage

E83.09 is named in 2 Medicare coverage policies 2 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A56767Billing and Coding: Heavy Metal Testing
  • A56868Billing and Coding: Outpatient Speech Language Pathology

How E83.09 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to E83.09.

  • Menkes' disease or syndrome
  • Disordermetabolism NOScopperspecified type NEC

Related codes at this level

Codes that share E83.0. If E83.09 is not quite right, the correct code is usually one of these.

Questions about E83.09

Is E83.09 a billable ICD-10-CM code?
Yes. E83.09 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does E83.09 sit in the tabular list?
Endocrine, nutritional and metabolic diseases (E00-E89), in the block Metabolic disorders (E70-E88).
ICD-10-CMFY2026-Apr· effective April 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.