Judith Fan, MD
NPI 1790531648 · Internal Medicine Physician · Seattle, WA
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Judith Fan, MD is a Internal Medicine Physician provider in Seattle, WA (NPI 1790531648).
Provider details
- NPI number
- 1790531648
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2024-04-30
- Last updated
- 2024-06-14
- Certified
- 2024-06-14
Frequently asked questions
- What is Judith Fan's NPI number?
- Judith Fan's National Provider Identifier (NPI) is 1790531648, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Judith Fan's specialty?
- Judith Fan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Judith Fan located?
- Judith Fan's practice location on file with NPPES is Po Box 356421, Seattle, WA 98195-6421.
- What is Judith Fan's phone number?
- The practice phone number listed in the NPPES registry for Judith Fan is (206) 543-3605.
- Does Judith Fan accept Medicare?
- Judith Fan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Judith Fan's NPI active?
- Yes — Judith Fan's NPI (1790531648) is active in the NPPES registry as of the last update on 2024-06-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.