Gary Hsin, M.D.
NPI 1932207180 · Family Medicine Physician · Palo Alto, CA
Enrolled with Medicare as Order and Referring Only - Hospice/Palliative Care · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gary Hsin, M.D. is a Family Medicine Physician provider in Palo Alto, CA (NPI 1932207180).
Provider details
- NPI number
- 1932207180
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- 217871 (MA)
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
19 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
- 2006-09-20
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gary Hsin's NPI number?
- Gary Hsin's National Provider Identifier (NPI) is 1932207180, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gary Hsin's specialty?
- Gary Hsin is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Gary Hsin located?
- Gary Hsin's practice location on file with NPPES is 3801 Miranda Ave, Palo Alto, CA 94304-1207.
- What is Gary Hsin's phone number?
- The practice phone number listed in the NPPES registry for Gary Hsin is (650) 493-5000.
- Does Gary Hsin accept Medicare?
- Gary Hsin is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gary Hsin's NPI active?
- Yes — Gary Hsin's NPI (1932207180) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.