E09.42 — Drug or chemical induced diabetes mellitus with neurological complications with diabetic polyneuropathy
E09.42 is a billable, specific ICD-10-CM code for drug or chemical induced diabetes mellitus with neurological complications with diabetic polyneuropathy. It is valid for submission on a claim.
Inclusion terms
Alternative wordings a physician may use in the chart for this same code.
- Drug or chemical induced diabetes mellitus with diabetic neuralgia
Risk adjustment
E09.42 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
E09.42 is named in 41 Medicare coverage policies — 38 listing it as supporting medical necessity, and 3 listing it as NOT covered. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.
- A56731Billing and Coding: Nerve Blocks and Electrostimulation for Peripheral Neuropathynot covered
- A57589Billing and Coding: Nerve Blocks for Peripheral Neuropathynot covered
- A57663Billing and Coding: Nerve Blocks for Peripheral Neuropathynot covered
- A52464Glucose Monitor - Policy Article
How E09.42 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 E09.42.
- Diabetes, diabetic›due to drug or chemical›with›neuralgia
- Diabetes, diabetic›due to drug or chemical›with›polyneuropathy
Related codes at this level
Codes that share E09.4. If E09.42 is not quite right, the correct code is usually one of these.
- E09.40Drug or chemical induced diabetes mellitus with neurological complications with diabetic neuropathy, unspecified
- E09.41Drug or chemical induced diabetes mellitus with neurological complications with diabetic mononeuropathy
- E09.43Drug or chemical induced diabetes mellitus with neurological complications with diabetic autonomic (poly)neuropathy
- E09.44Drug or chemical induced diabetes mellitus with neurological complications with diabetic amyotrophy
- E09.49Drug or chemical induced diabetes mellitus with neurological complications with other diabetic neurological complication
Questions about E09.42
- Is E09.42 a billable ICD-10-CM code?
- Yes. E09.42 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does E09.42 sit in the tabular list?
- Endocrine, nutritional and metabolic diseases (E00-E89), in the block Diabetes mellitus (E08-E13).