Dr. Thomas Geraci, DO

Dr. Thomas Geraci is a General Practice Physician provider (General Practice) practicing in San Jose, CA, registered in the NPPES registry with NPI 1952357741 since 2006. The credential DO stands for Doctor of Osteopathic Medicine. Practices at Summit Brain Health (listed at the same practice address in NPPES).

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NPI	1952357741
Entity type	Individual (Type 1)
Name	Dr. Thomas Geraci
Credential	DO
Sex	Male
Practice address	1762 TECHNOLOGY DR STE 116, San Jose, CA, 95110
Phone	4083525592
Fax	4084530102
Enumeration date	2006-05-25
Last updated in NPPES	2024-01-04

Taxonomy & licenses

Taxonomy code	Specialty	Primary	License	State
208D00000X	General Practice Physician	Secondary	3569	AZ
208D00000X	General Practice Physician	Secondary	767	NV
208D00000X	General Practice Physician	Primary	20A5373	CA

DO — Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Copy-ready billing details

Provider: Thomas Geraci, DO
NPI: 1952357741
Taxonomy: 208D00000X (General Practice Physician)
Address: 1762 TECHNOLOGY DR STE 116, San Jose, CA, 95110

Other providers at this practice address

NPI	Name	Type	Specialty	Location
1780943829	Marie Angela Saturnio	Individual	Family Nurse Practitioner	San Jose, CA
1407466477	Summit Brain Health	Organization	General Practice Physician	San Jose, CA

Verify this record

Cross-check NPI 1952357741 against the authoritative CMS record: view Dr. Thomas Geraci on the official NPPES registry .

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes — even if the provider moves or changes specialty. Read the full guide or validate an NPI number.

Frequently asked questions

Where does Thomas Geraci practice?

The practice location on file with NPPES is in San Jose, CA. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Thomas Geraci?

The National Provider Identifier (NPI) for Thomas Geraci is 1952357741, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-11. Provider record last updated 2024-01-04.