STEPHEN T DUDLEY M.D.
NPI 1154358695
Family Medicine in Seattle, WA
About Stephen T Dudley M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
STEPHEN T DUDLEY M.D. (NPI 1154358695) is an individual family medicine provider in Seattle, Washington, licensed in Washington (MD00034117) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Washington School Of Medicine (1994).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 3
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
Stephen T Dudley M.d. 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 Stephen Dudley reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Seattle, WA 98195
- Reassigned Medicare billing, Washington enrollment
- 274 clinicians in this Medicare group
Seattle, WA 98104
- Reassigned Medicare billing, Washington enrollment
- 4,364 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 8
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 98107 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 19
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SEATTLE, WA 98107
SEATTLE, WA 98107
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 Stephen Dudley's NPI number?
The NPI number for Stephen Dudley is 1154358695. It was assigned to this individual provider in the NPPES registry on June 28, 2006.
Where is Stephen Dudley located?
Stephen Dudley practices at 1455 NW Leary Way Ste 250, Seattle, WA 98107. The listed phone number is (206) 789-7777.
What is Stephen Dudley's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Stephen Dudley enrolled in Medicare?
Yes. Stephen Dudley 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 Stephen Dudley's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Stephen Dudley reassigns Medicare benefits to 2 organizations: University Of Washington (Seattle, WA) and The Association Of University Physicians (Seattle, WA). 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 Stephen Dudley'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 Stephen Dudley was last updated on December 5, 2016. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.
# Stephen T Dudley, M.D. · NPI 1154358695
Family Medicine physician in Seattle, Washington. Individual provider, active in the CMS NPPES registry since June 28, 2006.
## Identity
- **NPI:** 1154358695 (Entity type: Individual)
- **Enumerated:** June 28, 2006
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** MD00034117 (Washington)
- **Sole proprietor:** No
## Practice location
- **Address:** 1455 NW LEARY WAY, STE 250, Seattle, WA 98107
- **Phone:** (206) 789-7777 · **Fax:** (206) 520-2699
## 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): University Of Washington (NPI 1104900398, Seattle, WA); The Association Of University Physicians (NPI 1023041159, Seattle, WA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** University Of Washington School Of Medicine, class of 1994
## Record status
- **NPPES last updated:** December 5, 2016
- **Other identifiers:** Medicare UPIN G60007 (WA); Medicare PIN 8936639; Medicaid 1154358695 (WA)
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Source: [NPI Profile](https://npiprofile.com/npi/1154358695) · Data from the CMS NPPES public registry.