G9878 HCPCS Level II code: Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 7-9 under the mdpp expanded…
G9878 is the HCPCS code for “Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 7-9 under the mdpp expanded model (em). a core maintenance session…” in CMS’s October 2026 release, in effect from Oct 1, 2026.
Official description
G9878Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 7-9 under the mdpp expanded model (em). a core maintenance session is an mdpp service that: (1) is furnished by an mdpp supplier during months 7 through 12 of the mdpp services period; (2) is approximately 1 hour in length; and (3) adheres to a cdc-approved dpp curriculum for maintenance sessions.the beneficiary achieved at least 5% weight loss (wl) from his/her baseline weight, as measured by at least one in-person weight measurement at a core maintenance session in months 7-9
Short description: 2 em core ms mo 7-9 wl
HCPCS · United States
Medicare details
The indicators CMS publishes with G9878 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
- Other - Medicare fee schedule
- Added
- Apr 1, 2018
Where G9878 sits
- 1G codesProcedures and professional services
- 2Active code G9878Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 7-9 under the mdpp expanded model (em). a core maintenance session is an mdpp service that: (1) is furnished by an mdpp supplier during months 7 through 12 of the mdpp services period; (2) is approximately 1 hour in length; and (3) adheres to a cdc-approved dpp curriculum for maintenance sessions.the beneficiary achieved at least 5% weight loss (wl) from his/her baseline weight, as measured by at least one in-person weight measurement at a core maintenance session in months 7-9
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 G9878 mean?
G9878 is the HCPCS code for “Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 7-9 under the mdpp expanded model (em). a core maintenance session is an mdpp service that: (1) is furnished by an mdpp supplier during months 7 through 12 of the mdpp services period; (2) is approximately 1 hour in length; and (3) adheres to a cdc-approved dpp curriculum for maintenance sessions.the beneficiary achieved at least 5% weight loss (wl) from his/her baseline weight, as measured by at least one in-person weight measurement at a core maintenance session in months 7-9” in CMS’s HCPCS Level II October 2026 release.
Does Medicare cover G9878?
CMS lists G9878’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 G9878
All G codesG9871Behavioral counseling for diabetes prevention, online, 60 minutesG9873First medicare diabetes prevention program (mdpp) core session was attended by an mdpp beneficiary under the mdpp expanded model (em). a core session is an mdpp service that: (1)…G9874Four total medicare diabetes prevention program (mdpp) core sessions were attended by an mdpp beneficiary under the mdpp expanded model (em). a core session is an mdpp service…G9875Nine total medicare diabetes prevention program (mdpp) core sessions were attended by an mdpp beneficiary under the mdpp expanded model (em). a core session is an mdpp service…G9876Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 7-9 under the mdpp expanded model (em). a core…G9877Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 10-12 under the mdpp expanded model (em). a…G9879Two medicare diabetes prevention program (mdpp) core maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 10-12 under the mdpp expanded model (em). a…G9880The mdpp beneficiary achieved at least 5% weight loss (wl) from his/her baseline weight in months 1-12 of the mdpp services period under the mdpp expanded model (em). this is a…G9881The mdpp beneficiary achieved at least 9% weight loss (wl) from his/her baseline weight in months 1-24 under the mdpp expanded model (em). this is a one-time payment available…G9882Two medicare diabetes prevention program (mdpp) ongoing maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 13-15 under the mdpp expanded model (em). an…G9883Two medicare diabetes prevention program (mdpp) ongoing maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 16-18 under the mdpp expanded model (em). an…G9884Two medicare diabetes prevention program (mdpp) ongoing maintenance sessions (ms) were attended by an mdpp beneficiary in months (mo) 19-21 under the mdpp expanded model (em). an…