E26.01 — Conn's syndrome
E26.01 is a billable, specific ICD-10-CM code for conn's syndrome. It is valid for submission on a claim.
Code also
Both codes may be needed to describe the encounter fully. Sequencing depends on the reason for the visit.
- adrenal adenoma (D35.0-)
Risk adjustment
E26.01 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
E26.01 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.
- A55336Billing and Coding: Retroperitoneal Ultrasound
- A56421Billing and Coding: CT of the Abdomen and Pelvis
- A57189Billing and Coding: Serum Magnesium
- A57326Billing and Coding: Electrocardiograms
How E26.01 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 E26.01.
- Conn's syndrome
- Syndrome›Conn's
Related codes at this level
Codes that share E26.0. If E26.01 is not quite right, the correct code is usually one of these.
Questions about E26.01
- Is E26.01 a billable ICD-10-CM code?
- Yes. E26.01 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
- Where does E26.01 sit in the tabular list?
- Endocrine, nutritional and metabolic diseases (E00-E89), in the block Disorders of other endocrine glands (E20-E35).