TONYA FREDERICK RN, FNP
NPI 1619451697
Nurse Practitioner - Family in Astoria, OR
About Tonya Frederick Rn, Fnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
TONYA FREDERICK RN, FNP (NPI 1619451697) is an individual family provider in Astoria, Oregon, licensed in Oregon (202100983NP-PP) and active in the NPI registry since September 2018. She is enrolled in Medicare PECOS, is affiliated with Columbia Memorial Hospital, and is a graduate of Other (2018).
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Tonya Frederick Rn, Fnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
2Medicare enrollment records show Tonya Frederick reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Astoria, OR 97103
- Reassigned Medicare billing, Oregon enrollment
- Also billed through NPI 1134146939 (Oregon)
- 278 clinicians in this Medicare group
Wheeler, OR 97147
- Reassigned Medicare billing, Oregon enrollment
- 10 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Columbia Memorial Hospital
Critical Access Hospitals · Astoria, ORPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 97103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
ASTORIA, OR 97103
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 Tonya Frederick's NPI number?
The NPI number for Tonya Frederick is 1619451697. It was assigned to this individual provider in the NPPES registry on September 17, 2018. The provider is also known as Tonya Michlin.
Where is Tonya Frederick located?
Tonya Frederick practices at 2265 Exchange St, Astoria, OR 97103. The listed phone number is (503) 338-4050.
What is Tonya Frederick's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.
Is Tonya Frederick enrolled in Medicare?
Yes. Tonya Frederick is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Tonya Frederick's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Tonya Frederick reassigns Medicare benefits to 2 organizations: Columbia Lutheran Charities (Astoria, OR) and Nehalem Bay Health Center And Pharmacy (Wheeler, OR). Each 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 Tonya Frederick's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Tonya Frederick accept?
Health plans from Blue Cross and Blue Shield of Texas, BridgeSpan Health Company, Moda Health Plan, Inc., PacificSource Health Plans and Premera Blue Cross Blue Shield of Alaska and 2 other insurers list Tonya Frederick as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Tonya Frederick affiliated with any hospitals?
According to CMS data, Tonya Frederick is affiliated with Columbia Memorial Hospital.
When was this NPI record last updated?
The NPPES record for Tonya Frederick was last updated on August 24, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 months 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.
# Tonya Frederick, RN, FNP · NPI 1619451697
Family physician in Astoria, Oregon. Individual provider, active in the CMS NPPES registry since September 17, 2018.
## Identity
- **NPI:** 1619451697 (Entity type: Individual)
- **Enumerated:** September 17, 2018
- **Primary specialty:** Nurse Practitioner - Family · taxonomy 363LF0000X
- **State license:** 202100983NP-PP (Oregon)
- **Sole proprietor:** No
## Practice location
- **Address:** 2265 EXCHANGE ST, Astoria, OR 97103-3331
- **Phone:** (503) 338-4050
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 2 organizations under Medicare reassignment (form CMS-855R): Columbia Lutheran Charities (NPI 1700809761, Astoria, OR); Nehalem Bay Health Center And Pharmacy (NPI 1568546570, Wheeler, OR) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2018
## Record status
- **NPPES last updated:** August 24, 2026
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Source: [NPI Profile](https://npiprofile.com/npi/1619451697) · Data from the CMS NPPES public registry.