HCPCS Level II · Procedures and professional services (temporary)
G9891Mdpp session reported as a line-item on a claim for a payable mdpp expanded model (em) hcpcs code for a session furnished by the billing supplier under the mdpp expanded model and counting toward achievement of the attendance performance goal for the payable mdpp expanded model hcpcs code (this code is for reporting purposes only)
✓ Active
Source: CMS HCPCS quarterly update, October 2026. Page updated September 29, 2026.
About G9891
G9891 is an HCPCS Level II code in the G series (procedures and professional services (temporary)), describing mdpp session reported as a line-item on a claim for a payable mdpp expanded model (em) hcpcs code for a session furnished by the billing supplier under the mdpp expanded model and counting toward achievement of the attendance performance goal for the payable mdpp expanded model hcpcs code (this code is for reporting purposes only).
It was added to HCPCS effective 04/01/2018.
Its Medicare coverage code is "C", meaning coverage is left to the Medicare contractor's judgment.
Details
- Short description
- Em session reporting
- Date added
- 04/01/2018
- Action effective
- 04/01/2018
- BETOS
- Y1
Related G98xx codes
- G9805Patients who use hospice services any time during the measurement period
- G9806Patients who received cervical cytology or an hpv test
- G9807Patients who did not receive cervical cytology or an hpv test
- 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 from the hospital, but within 30 days of the procedure
- G9813Patient did not die within 30 days of the procedure or during the index hospitalization
- G9818Documentation of sexual activity
- G9819Patients who use hospice services any time during the measurement period
- G9820Documentation of a chlamydia screening test with proper follow-up
- G9821No documentation of a chlamydia screening test with proper follow-up
- G9822Patients 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 ablation
- G9824Endometrial 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
Common questions about G9891
Is HCPCS G9891 still valid?
- Yes. G9891 is active in the CMS October 2026 HCPCS file.
Does Medicare cover G9891?
- Its coverage code is "C": coverage is left to the Medicare contractor's judgment. Check the local coverage determination for your region.