OrganizationActive
Jack Siegel, M.D., Inc.
NPI 1972829018 · Health Service Clinic/Center · San Jose, CA
Provider details
- NPI number
- 1972829018
- Entity type
- Organization
- Primary specialty
- Health Service Clinic/CenterAmbulatory Health Care Facilities
- Organization subpart
- No
- Authorized official
- Jack Siegel, President(408) 358-3458
- License
- G317620 (CA)
Specialties & taxonomies
Ambulatory Health Care Facilities
Profile Score
Detailed profile(83/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
16 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
2585 Samaritan Dr Ste 303
San Jose, CA 95124-4107
Phone: (408) 358-3458
Fax: (408) 356-6191
Street-level locationGet directions
Mailing address
2585 Samaritan Dr Ste 303
San Jose, CA 95124-4107
Registry dates
- Enumerated
- 2010-04-14
- Last updated
- 2010-04-14
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.