Win Han, MD
NPI 1619110384 · Hospitalist Physician · San Francisco, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Win Han, MD is a Hospitalist Physician provider in San Francisco, CA (NPI 1619110384).
Provider details
- NPI number
- 1619110384
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- A107199 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% 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
- 2009-04-10
- Last updated
- 2022-02-11
Frequently asked questions
- What is Win Han's NPI number?
- Win Han's National Provider Identifier (NPI) is 1619110384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Win Han's specialty?
- Win Han is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Win Han located?
- Win Han's practice location on file with NPPES is 505 Parnassus Ave, San Francisco, CA 94143-2204.
- What is Win Han's phone number?
- The practice phone number listed in the NPPES registry for Win Han is (415) 353-7300.
- Does Win Han accept Medicare?
- Win Han is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Win Han's NPI active?
- Yes — Win Han's NPI (1619110384) is active in the NPPES registry as of the last update on 2022-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.