KATHY FOSNAUGH D.O.
NPI 1417377680
Family Medicine in Yakima, WA
About Kathy Fosnaugh D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
KATHY FOSNAUGH D.O. (NPI 1417377680) is an individual family medicine provider in Yakima, Washington, licensed in Washington (OP60576409) and active in the NPI registry since April 2014. She is enrolled in Medicare PECOS, is affiliated with Quincy Valley Medical Center, and maintains 4 additional practice locations.
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Locations 4
Other Identifiers 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
Kathy Fosnaugh D.o. 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
8Medicare enrollment records show Kathy Fosnaugh reassigns Medicare billing to 8 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Toppenish, WA 98948
- Reassigned Medicare billing, Washington enrollment
- 55 clinicians in this Medicare group
Sunnyside, WA 98944
- Reassigned Medicare billing, Washington enrollment
- 64 clinicians in this Medicare group
Quincy, WA 98848
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Grant County Hospital District No. 2
- 141 clinicians in this Medicare group
Wenatchee, WA 98801
- Reassigned Medicare billing, Washington enrollment
- 81 clinicians in this Medicare group
Chelan, WA 98816
- Reassigned Medicare billing, Washington enrollment
- Also billed through NPI 1578568853 (Washington)
- 154 clinicians in this Medicare group
Brewster, WA 98812
- Reassigned Medicare billing, Washington enrollment
- Medicare enrollment name: Okanogan Douglas County Hospital Dist 1
- Also billed through NPI 1043363591 (Washington)
- 238 clinicians in this Medicare group
Tonasket, WA 98855
- Reassigned Medicare billing, Washington enrollment
- 155 clinicians in this Medicare group
Colville, WA 99114
- Reassigned Medicare billing, Washington enrollment
- Also billed through NPI 1003067679 (Washington)
- 44 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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Quincy Valley Medical Center
Critical Access Hospitals · Quincy, WANorth Valley Hospital
Critical Access Hospitals · Tonasket, WAThree Rivers Hospital
Critical Access Hospitals · Brewster, WAProvidence Mount Carmel Hospital
Critical Access Hospitals · Colville, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98902 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 3
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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Kathy Fosnaugh's NPI number?
The NPI number for Kathy Fosnaugh is 1417377680. It was assigned to this individual provider in the NPPES registry on April 25, 2014.
Where is Kathy Fosnaugh located?
Kathy Fosnaugh practices at 1806 W Lincoln Ave, Yakima, WA 98902. The listed phone number is (509) 452-4520.
What is Kathy Fosnaugh's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Kathy Fosnaugh enrolled in Medicare?
Yes. Kathy Fosnaugh 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 Kathy Fosnaugh's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Kathy Fosnaugh reassigns Medicare benefits to 8 organizations: Olney Emergency Group, A Professional LLC (Toppenish, WA), Sunnyside Emergency Group A Professional LLC (Sunnyside, WA), Grant County Public Hospital District 2 (Quincy, WA), Columbia Valley Community Health (Wenatchee, WA), Chelan County Public Hospital District No 2 (Chelan, WA) and 3 more organizations, listed in the Medicare section above. 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 Kathy Fosnaugh's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Kathy Fosnaugh accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list Kathy Fosnaugh 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 Kathy Fosnaugh affiliated with any hospitals?
According to CMS data, Kathy Fosnaugh is affiliated with Quincy Valley Medical Center, North Valley Hospital, Three Rivers Hospital and Providence Mount Carmel Hospital.
When was this NPI record last updated?
The NPPES record for Kathy Fosnaugh was last updated on December 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 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.
# Kathy Fosnaugh, D.O. · NPI 1417377680
Family Medicine physician in Yakima, Washington. Individual provider, active in the CMS NPPES registry since April 25, 2014.
## Identity
- **NPI:** 1417377680 (Entity type: Individual)
- **Enumerated:** April 25, 2014
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** OP60576409 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1806 W LINCOLN AVE, Yakima, WA 98902-2473
- **Phone:** (509) 452-4520 · **Fax:** (509) 452-5224
## 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:** 8 organizations under Medicare reassignment (form CMS-855R): Olney Emergency Group, A Professional LLC (NPI 1386108868, Toppenish, WA); Sunnyside Emergency Group A Professional LLC (NPI 1033529367, Sunnyside, WA); Grant County Public Hospital District 2 (NPI 1659445468, Quincy, WA); Columbia Valley Community Health (NPI 1487650636, Wenatchee, WA); Chelan County Public Hospital District No 2 (NPI 1124438312, Chelan, WA); and 3 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Pacific Nw Un Of Hs, Col Of Osteopathic Medicine, class of 2014
## Record status
- **NPPES last updated:** December 4, 2025
- **Other identifiers:** Medicaid 2035963 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1417377680) · Data from the CMS NPPES public registry.