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G9818 HCPCS Level II code: Documentation of sexual activity

G9818 is the HCPCS code for “Documentation of sexual activity” in CMS’s October 2026 release, in effect from Oct 1, 2026.

Official description

G9818

Documentation of sexual activity

Short description: Doc sex activity

HCPCS · United States

Medicare details

The indicators CMS publishes with G9818 in its October 2026 file. They describe Medicare’s handling, not another payer’s.

Medicare coverage
Carrier judgment
Medicare pricing
Service not separately priced by Part B (e.g., services not covered, bundled, used by Part A only, etc.)
Type of service
Medical care
BETOS category
Undefined codes
Added
Jan 1, 2017

Where G9818 sits

  1. 1G codesProcedures and professional services
  2. 2Active code G9818Documentation of sexual activity

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.

See G9818 in the CMS source

Frequently asked questions

What does HCPCS code G9818 mean?

G9818 is the HCPCS code for “Documentation of sexual activity” in CMS’s HCPCS Level II October 2026 release.

Does Medicare cover G9818?

CMS lists G9818’s Medicare coverage as “Carrier judgment” 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.

Codes beside G9818

G9812Patient died including all deaths occurring during the hospitalization in which the operation was performed, even if after 30 days, and those deaths occurring after discharge…G9813Patient did not die within 30 days of the procedure or during the index hospitalizationG9814Death occurring during the index acute care hospitalizationG9815Death did not occur during the index acute care hospitalizationG9816Death occurring after discharge from the hospital but within 30 days post procedureG9817Death did not occur after discharge from the hospital within 30 days post procedureG9819Patients who use hospice services any time during the measurement periodG9820Documentation of a chlamydia screening test with proper follow-upG9821No documentation of a chlamydia screening test with proper follow-upG9822Patients who had an endometrial ablation procedure during the 12 months prior to the index date (exclusive of the index date)G9823Endometrial sampling or hysteroscopy with biopsy and results documented during the 12 months prior to the index date (exclusive of the index date) of the endometrial ablationG9824Endometrial sampling or hysteroscopy with biopsy and results not documented during the 12 months prior to the index date (exclusive of the index date) of the endometrial ablation