E08.649 — Diabetes mellitus due to underlying condition with hypoglycemia without coma
E08.649 is a billable, specific ICD-10-CM code for diabetes mellitus due to underlying condition with hypoglycemia without coma. It is valid for submission on a claim.
Other codes that can never be billed with E08.649
These codes carry an Excludes1 note pointing at E08.649. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading E08.649 alone.
Risk adjustment
E08.649 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:
- HCC 38 Diabetes with No, Glycemic, or Unspecified Complications0.166 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
E08.649 is named in 19 Medicare coverage policies — 19 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A52464Glucose Monitor - Policy Article
- A52501Therapeutic Shoes for Persons with Diabetes - Policy Article
- A52507External Infusion Pumps - Policy Article
- A52996Billing and Coding: Routine Foot Care
How E08.649 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 E08.649.
- Diabetes, diabetic›due to underlying condition›with›hypoglycemia
Related codes at this level
Codes that share E08.64. If E08.649 is not quite right, the correct code is usually one of these.
Questions about E08.649
- Is E08.649 a billable ICD-10-CM code?
- Yes. E08.649 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does E08.649 sit in the tabular list?
- Endocrine, nutritional and metabolic diseases (E00-E89), in the block Diabetes mellitus (E08-E13).