WILLIAM HAMBLIN SCHIFELING MD
NPI 1699357152
Family Medicine in Seattle, WA
About William Hamblin Schifeling Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM HAMBLIN SCHIFELING MD (NPI 1699357152) is an individual family medicine provider in Seattle, Washington, licensed in Washington (MD61454902) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS, is affiliated with Swedish Medical Center, and maintains 2 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 2
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
William Hamblin Schifeling Md 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 William Schifeling reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98121
- Reassigned Medicare billing, Washington enrollment
- 292 clinicians in this Medicare group
Soldotna, AK 99669
- Reassigned Medicare billing, Alaska enrollment
- 129 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.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Swedish Medical Center
Acute Care Hospitals · Seattle, WAPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 98121 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 10
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98121
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 William Schifeling's NPI number?
The NPI number for William Schifeling is 1699357152. It was assigned to this individual provider in the NPPES registry on April 24, 2021.
Where is William Schifeling located?
William Schifeling practices at 2505 2nd Ave Ste 200, Seattle, WA 98121. The listed phone number is (206) 520-5000.
What is William Schifeling's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is William Schifeling enrolled in Medicare?
Yes. William Schifeling 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 William Schifeling's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Schifeling reassigns Medicare benefits to 2 organizations: Neighborcare Health (Seattle, WA) and Central Peninsula General Hospital Inc (Soldotna, AK). 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 William Schifeling's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Schifeling accept?
Health plans from Ambetter Health, Moda Health Plan, Inc., Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list William Schifeling 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 William Schifeling affiliated with any hospitals?
According to CMS data, William Schifeling is affiliated with Swedish Medical Center.
When was this NPI record last updated?
The NPPES record for William Schifeling was last updated on October 27, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 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.
# William Hamblin Schifeling, MD · NPI 1699357152
Family Medicine physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since April 24, 2021.
## Identity
- **NPI:** 1699357152 (Entity type: Individual)
- **Enumerated:** April 24, 2021
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** MD61454902 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 2505 2ND AVE STE 200, Seattle, WA 98121-1495
- **Phone:** (206) 520-5000
## 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): Neighborcare Health (NPI 1578028866, Seattle, WA); Central Peninsula General Hospital Inc (NPI 1598063539, Soldotna, AK) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Temple University School Of Medicine, class of 2021
## Record status
- **NPPES last updated:** October 27, 2025
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Source: [NPI Profile](https://npiprofile.com/npi/1699357152) · Data from the CMS NPPES public registry.