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E88.811

E88.811Insulin resistance syndrome, Type A

Billable / specific codeICD-10-CM

E88.811 is a billable, specific ICD-10-CM code for insulin resistance syndrome, type a. It is valid for submission on a claim.

Risk adjustment

E88.811 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

E88.811 is named in 6 Medicare coverage policies 6 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52850Billing and Coding: Cardiac Catheterization and Coronary Angiography
  • A53060Billing and Coding: Ophthalmology: Extended Ophthalmoscopy and Fundus Photography
  • A56421Billing and Coding: CT of the Abdomen and Pelvis
  • A56500Billing and Coding: Cardiac Catheterization and Coronary Angiography

How E88.811 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 E88.811.

  • Syndromeinsulin resistancetype A

Related codes at this level

Codes that share E88.81. If E88.811 is not quite right, the correct code is usually one of these.

Questions about E88.811

Is E88.811 a billable ICD-10-CM code?
Yes. E88.811 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does E88.811 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.