Federally Qualified Health Centers (FQHCs) and Rural Health Clinics (RHCs) are special Medicare provider types with distinct enrollment pathways and reimbursement rules. Unlike individual providers who file the CMS-855I, these facilities follow a designation-first, enrollment-second sequence — and skipping the designation step is the most common and most costly mistake.
FQHCs: Designation before enrollment
FQHCs must receive designation from the Health Resources and Services Administration (HRSA) before applying for Medicare enrollment. HRSA designation comes through two paths:
- Grant-funded FQHCs — organizations that receive Section 330 funding from HRSA’s Health Center Program
- FQHC Look-Alikes — organizations that meet FQHC requirements but don’t receive Section 330 grants
Only after HRSA designation can the organization file the CMS-855A (institutional enrollment) to enroll as an FQHC with Medicare.
RHCs: State certification first
Rural Health Clinics must be certified by their state health agency before Medicare enrollment. The clinic must be located in a non-urbanized area (as defined by the U.S. Census Bureau) and meet CMS conditions of participation.
Certification path:
- Confirm the location qualifies as rural (USDA Rural-Urban Commuting Area codes, or state designation)
- Apply for RHC certification through the state survey agency
- Pass the state survey
- File the CMS-855A for Medicare enrollment
Reimbursement differences
FQHCs and RHCs are paid under the Prospective Payment System (PPS) rather than the Medicare Physician Fee Schedule. This means per-visit rates rather than per-service rates — a significant billing model difference that affects how you configure your billing system.
⚠️ Risk flag: Do not configure billing under standard fee-schedule rates. FQHC and RHC billing requires specific claim types and encounter-based billing. Your billing system must be configured for FQHC/RHC billing before submitting claims.
Forms required
- CMS-855A — institutional enrollment (required for both FQHCs and RHCs)
- CMS-855B — if the facility also operates as a group practice for non-FQHC/RHC services
- NPI Type 2 — required for the organization
Timeline
HRSA designation or state certification: 3–12 months (outside CMS control) CMS enrollment after designation: 90–180 days
Total time from application to first claim: plan for 6–18 months.
Ask Mae if you have questions about FQHC or RHC enrollment for your specific situation.