ACCESS Model HCPCS Code Allowed Amounts – FQHC & RHC
Federally Qualified Health Center (FQHC) and Rural Health Clinic (RHC) participation in the Advancing Chronic Care with Effective, Scalable Solutions (ACCESS) Model is scheduled for implementation on October 1, 2026.
The model will use the following HCPCS codes and allowed amounts:
| HCPCS | Modifier | KY Allowed Amount | OH Allowed Amount |
|---|---|---|---|
| G0676 | 28.35 | 28.80 | |
| G0676 | AC | 38.35 | 38.80 |
| G0677 | 28.35 | 28.80 | |
| G0677 | AC | 38.35 | 38.80 |
| G0678 | 28.35 | 28.80 | |
| G0678 | AC | 38.35 | 38.80 |
Note: ACCESS model claims (TOB 71X or 77X) with dates of service October 1 – 23, 2026, will suspend until October 26, 2026.
Resources
- ACCESS (Advancing Chronic Care with Effective, Scalable Solutions) Model | CMS

- ACCESS for Primary Care Providers and Referring Clinicians | CMS

- ACCESS Co-Management Payment (CMP) Billing Guidance | CMS

Updated: 10.08.2026

