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DR. THOMAS GERACI DO
NPI 1952357741
General Practice in San Jose, CA

Active since May 25, 2006PECOS Enrolled
1762 TECHNOLOGY DR STE 116, SAN JOSE, CA 95110(408) 352-5592(408) 453-0102 Get Directions Write a Review

NPPES record last updated: January 4, 2024. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Jan 4, 2024, Dec 5, 2023, Aug 29, 2023 (3 updates tracked since 2023).

About Dr. Thomas Geraci Do NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. THOMAS GERACI DO (NPI 1952357741) is an individual general practice provider in San Jose, California, licensed in California (20A5373) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1952357741
Entity TypeIndividualMale
Primary Taxonomy208D00000X
Provider Legal NameDR. THOMAS GERACICredential: DO
Location Address1762 TECHNOLOGY DR STE 116San Jose, CA 95110-1307
Mailing Address2670 Babcock WaySacramento, CA 95835-1389 · (702) 480-8859
Phone(408) 352-5592
Fax(408) 453-0102
Sole ProprietorNo
Enumeration DateMay 25, 2006
Last NPPES UpdateJanuary 4, 20243 updates tracked since enumeration
NPPES CertifiedDecember 5, 2023
✔ NPI 1952357741 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyGeneral PracticeAllopathic & Osteopathic Physicians
Taxonomy Code208D00000X
Licenses✔ Licensed in CA · 20A5373✔ Licensed in AZ · 3569✔ Licensed in NV · 767
Definition
A physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions. Source: National Uniform Claim Committee
1762 TECHNOLOGY DR STE 116, San Jose, CA 95110
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Thomas Geraci Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

2

Medicare enrollment records show Thomas Geraci reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

County Of Santa Clara
1.1 mi
Clinic/Center
1144 S 2ND ST
San Jose, CA 95112
  • Reassigned Medicare billing, California enrollment
  • Also billed through NPI 1043354020 (California), NPI 1629301346 (California)
  • 2,460 clinicians in this Medicare group
NPI 1336733138 (408) 885-5000
Permanente Medical Group Inc
4.9 mi
Internal Medicine
710 LAWRENCE EXPRESSWAY
Santa Clara, CA 95051
  • Reassigned Medicare billing, California enrollment
  • 20,078 clinicians in this Medicare group
NPI 1073606299 (408) 851-1000

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Other Providers at the Same Location NPPES 2

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SUMMIT BRAIN HEALTH
General Practice
1762 TECHNOLOGY DR STE 116
SAN JOSE, CA 95110
Santa Clara County (650) 398-6329
MARIE ANGELA SATURNIO FNP
Nurse Practitioner (Family)
1762 TECHNOLOGY DR STE 116
SAN JOSE, CA 95110
Santa Clara County (408) 352-5592

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thomas Geraci's NPI number?

The NPI number for Thomas Geraci is 1952357741. It was assigned to this individual provider in the NPPES registry on May 25, 2006.

Where is Thomas Geraci located?

Thomas Geraci practices at 1762 Technology Dr Ste 116, San Jose, CA 95110. The listed phone number is (408) 352-5592.

What is Thomas Geraci's specialty?

The primary specialty registered for this NPI is General Practice with taxonomy code 208D00000X.

Is Thomas Geraci enrolled in Medicare?

Yes. Thomas Geraci is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Thomas Geraci's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Thomas Geraci reassigns Medicare benefits to 2 organizations: County Of Santa Clara (San Jose, CA) and Permanente Medical Group Inc (Santa Clara, CA). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Thomas Geraci's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Thomas Geraci was last updated on January 4, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.