S3853 HCPCS Level II code: Genetic testing for myotonic muscular dystrophy

S3853 is the HCPCS code for “Genetic testing for myotonic muscular dystrophy” in CMS’s October 2026 release, in effect from Oct 1, 2026.

Official description

S3853

Genetic testing for myotonic muscular dystrophy

Short description: Gene test myo musclr dyst

HCPCS · United States

Medicare details

The indicators CMS publishes with S3853 in its October 2026 file. They describe Medicare’s handling, not another payer’s.

Medicare coverage
Not payable by Medicare
Medicare pricing
Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
Type of service
Other medical items or services
BETOS category
Undefined codes
Added
Jan 1, 2004

Where S3853 sits

  1. 1S codesTemporary national codes (non-Medicare)
  2. 2Active code S3853Genetic testing for myotonic muscular dystrophy

Source and release

Data release
HCPCS Level II · October 2026
Effective date
Oct 1, 2026
Publisher
CMS

This page is built from the HCPCS Level II catalog that Vero Codes reads when it suggests codes: Centers for Medicare & Medicaid Services’s October 2026 release, imported from the publisher’s file and checked against it. The description, notes and structured data come from the same record.

Frequently asked questions

What does HCPCS code S3853 mean?

S3853 is the HCPCS code for “Genetic testing for myotonic muscular dystrophy” in CMS’s HCPCS Level II October 2026 release.

Does Medicare cover S3853?

CMS lists S3853’s Medicare coverage as “Not payable by Medicare” and its pricing as “Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)”. Coverage and payment still depend on the patient, the setting, the documentation and the payer.

Which HCPCS Level II release does this page use?

It uses CMS’s October 2026 release, in effect from Oct 1, 2026 to Dec 31, 2026. It is a reference: confirm the code against the current list and the payer’s rules before you submit it.