NPPES file of Aug 9, 2026

Thomas John Toffoli, M.D.

Diagnostic Radiology Physician · Sacramento, CA

Thomas John Toffoli, M.D. is a diagnostic radiology physician with a practice address in Sacramento, California, and NPI 1578663373, issued on Sep 22, 2006. Check the license (California C195033, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1578663373
Name
Thomas John Toffoli
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License numbers
C195033 CA
047854 GA
47854 GA
Self-reported in NPPES; status is on the state search
Practice location
3161 L St, Sacramento, CA 95816
Phone
(916) 878-3495
Enumerated
Sep 22, 2006
Record last updated
Oct 21, 2025
Fax
(916) 736-5533
Medicare enrollment
Enrolled (PECOS I20250915001146); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →

Also registered at 3161 L St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Matthew Alexander, M.D.Vascular & Interventional Radiology Physician1578899662
  2. Henry Andoh, M.D.Neuroradiology Physician1699021378
  3. Hesham Attaya, MDDiagnostic Radiology Physician1447413802
  4. Gautam Bahl, MDDiagnostic Radiology Physician1952562209
  5. George Bolton, M.D.Diagnostic Radiology Physician1568469708
  6. Roy Bonk, M.D.Diagnostic Radiology Physician1316993249

Verify Thomas John Toffoli in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license C195033    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. Sutter Valley Medical FoundationRoseville, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Thomas John Toffoli among 4,500 diagnostic radiology physician records in California

Thomas John Toffoli, M.D. is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 7% of them.

  • NPI issued2006 · 7% of these records are older, 52% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1998 · median 2004 among the 3,130 with a school on file
  • Record last updated2025 · 60% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Diagnostic Radiology Physician providers in California

There are 4,500 diagnostic radiology physician records in California.

All 4,500 in California → Every provider in Sacramento → Diagnostic Radiology Physician nationwide →

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. George Bolton, M.D.Sacramento, CA 958161568469708
  2. Nicole Carbo, M.D.Sacramento, CA 958161902803059
  3. Christopher Chong, M.D.Sacramento, CA 958161851397772
  4. Paul Dong, M.D.Sacramento, CA 958161447257589
  5. Daniel Ichel, M.D.Sacramento, CA 958161386648061
  6. Joon Hak Lee, M.D.Sacramento, CA 958161215933874
  7. Robert Lincoln, M.D.Sacramento, CA 958161457357170
  8. Don Loomer, M.D.Sacramento, CA 958161124024062

Common questions

What is Thomas John Toffoli, M.D.'s NPI number?

Thomas John Toffoli, M.D.'s National Provider Identifier (NPI) is 1578663373, issued on Sep 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas John Toffoli, M.D. located?

The NPPES record lists a practice address at 3161 L St, Sacramento, CA, 95816. Phone: (916) 878-3495. Providers update this record themselves, so call before visiting.

How can I verify Thomas John Toffoli, M.D.'s license?

NPPES lists California license number C195033, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.