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I60.11

I60.11Nontraumatic subarachnoid hemorrhage from right middle cerebral artery

Billable / specific codeICD-10-CMright

I60.11 is a billable, specific ICD-10-CM code for nontraumatic subarachnoid hemorrhage from right middle cerebral artery. It is valid for submission on a claim.

Excludes1 inherited from the categories above I60.11

These are not written on I60.11, but they bind it: a note on a category applies to every code beneath it. Billing I60.11 with anything listed here is a denial.

Written on I60 Nontraumatic subarachnoid hemorrhage

  • syphilitic ruptured cerebral aneurysm (A52.05)

Excludes2 inherited from the categories above I60.11

Also inherited, and the opposite of Excludes1: these conditions are not part of I60.11, but a patient can have both, so you may code both.

Written on I60 Nontraumatic subarachnoid hemorrhage

  • sequelae of subarachnoid hemorrhage (I69.0-)

Risk adjustment

I60.11 risk-adjusts. Under the CMS-HCC V28 model it maps to this category:

  • HCC 248 Intracranial Hemorrhage0.239 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

I60.11 is named in 28 Medicare coverage policies 28 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

  • A52868Billing and Coding: Transesophageal Echocardiography (TEE)
  • A52992Billing and Coding: Non-Invasive Cerebrovascular Arterial Studies
  • A56551Billing and Coding: Visual Fields Testing
  • A56612Billing and Coding: CT of the Head

Code history

I60.11 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share I60.1. If I60.11 is not quite right, the correct code is usually one of these.

Questions about I60.11

Is I60.11 a billable ICD-10-CM code?
Yes. I60.11 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does I60.11 sit in the tabular list?
Diseases of the circulatory system (I00-I99), in the block Cerebrovascular diseases (I60-I69).
What cannot be coded together with I60.11?
I60.11 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above I60.11 (I60) and apply to it just the same.
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.