WILLIAM PHILIP WERSCHLER MD
NPI 1023119682
Dermatology in Spokane, WA
About William Philip Werschler Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAM PHILIP WERSCHLER MD (NPI 1023119682) is an individual dermatology provider in Spokane, Washington, licensed in Washington (MD00026292) and active in the NPI registry since September 2006. He is enrolled in Medicare PECOS and is a graduate of George Washington University School Of Medicine (1989).
NPPES Registry Identity
Specialties & Licenses 3
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
William Philip Werschler 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 Reassignment
Medicare enrollment records show William Werschler reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Spokane, WA 99202
- Reassigned Medicare billing, Washington enrollment
- 8 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 20
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.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 99204 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.
Reported Quality Measures
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.
SPOKANE, WA 99204
SPOKANE, WA 99204
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 Werschler's NPI number?
The NPI number for William Werschler is 1023119682. It was assigned to this individual provider in the NPPES registry on September 26, 2006.
Where is William Werschler located?
William Werschler practices at 104 W 5th Ave 330W, Spokane, WA 99204. The listed phone number is (509) 624-1184.
What is William Werschler's specialty?
The primary specialty registered for this NPI is Dermatology with taxonomy code 207N00000X.
Is William Werschler enrolled in Medicare?
Yes. William Werschler 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 organization bills Medicare for William Werschler's services?
According to the CMS Revalidation Reassignment List (October 2026 release), William Werschler reassigns Medicare benefits to Spokane Dermatology Clinic Ps (Spokane, WA). 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 William Werschler's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does William Werschler accept?
Health plans from Premera Blue Cross Blue Shield of Alaska and Providence Health Plan list William Werschler 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.
When was this NPI record last updated?
The NPPES record for William Werschler was last updated on March 11, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.
# William Philip Werschler, MD · NPI 1023119682
Dermatology physician in Spokane, Washington. Individual provider, active in the CMS NPPES registry since September 26, 2006.
## Identity
- **NPI:** 1023119682 (Entity type: Individual)
- **Enumerated:** September 26, 2006
- **Primary specialty:** Dermatology · taxonomy 207N00000X
- **State license:** MD00026292 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 104 W 5TH AVE, 330W, Spokane, WA 99204-4880
- **Phone:** (509) 624-1184 · **Fax:** (509) 625-1449
## 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:** Spokane Dermatology Clinic Ps (NPI 1649367889, Spokane, WA), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** George Washington University School Of Medicine, class of 1989
## Record status
- **NPPES last updated:** March 11, 2008
- **Other identifiers:** Medicare UPIN F16845 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1023119682) · Data from the CMS NPPES public registry.