RYAN DONAHUE FNP-C
NPI 1790204923
Nurse Practitioner - Family in Atascadero, CA
About Ryan Donahue Fnp-c NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
RYAN DONAHUE FNP-C (NPI 1790204923) is an individual family provider in Atascadero, California, licensed in California (95007031) and active in the NPI registry since September 2017. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ryan Donahue Fnp-c is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ryan Donahue reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Fountain Valley, CA 92708
- Reassigned Medicare billing, California enrollment
- 948 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 93422 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
Other Providers at the Same Location NPPES 4
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ATASCADERO, CA 93422
ATASCADERO, CA 93422
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Ryan Donahue's NPI number?
The NPI number for Ryan Donahue is 1790204923. It was assigned to this individual provider in the NPPES registry on September 19, 2017.
Where is Ryan Donahue located?
Ryan Donahue practices at 5855 Capistrano Ave Ste D, Atascadero, CA 93422. The listed phone number is (805) 466-5600.
What is Ryan Donahue's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Ryan Donahue enrolled in Medicare?
Yes. Ryan Donahue is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ryan Donahue's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ryan Donahue reassigns Medicare benefits to Memorialcare Medical Foundation (Fountain Valley, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Ryan Donahue's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ryan Donahue was last updated on January 6, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Ryan Donahue, FNP-C · NPI 1790204923
Family physician in Atascadero, California. Individual provider, active in the CMS NPPES registry since September 19, 2017.
## Identity
- **NPI:** 1790204923 (Entity type: Individual)
- **Enumerated:** September 19, 2017
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 95007031 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 5855 CAPISTRANO AVE STE D, Atascadero, CA 93422-7201
- **Phone:** (805) 466-5600
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Memorialcare Medical Foundation (NPI 1205167350, Fountain Valley, CA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** January 6, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1790204923) · Data from the CMS NPPES public registry.