NPPES file of Aug 9, 2026

Thomas Charles Gates, MD

Radiation Oncology Physician · Long Beach, CA

Thomas Charles Gates, MD is a radiation oncology physician with a practice address in Long Beach, California, and NPI 1023072915, issued on Apr 17, 2006. Check the license (California A23750, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1023072915
Name
Thomas Charles Gates
Credential
MD
Primary taxonomy
Radiation Oncology Physician 2085R0001X
License number
A23750 CA
Self-reported in NPPES; status is on the state search
Practice location
1043 Elm Ave, Long Beach, CA 90813
Phone
(951) 691-5123
Enumerated
Apr 17, 2006
Record last updated
Feb 11, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(951) 691-5156
Medicaid ID
00A237500 CA
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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8 nearest radiation oncology physician records → All 735 in California → Look up another NPI →

Also registered at 1043 Elm Ave

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

  1. Josephine CorreiaFamily Nurse Practitioner1588055073
  2. Jerome De Vente, MDInfectious Disease Physician1548208242
  3. Sassan Farjami, M.D.Hematology & Oncology Physician1134154594
  4. Alexander Ferreira, M.D.Hematology & Oncology Physician1801811013
  5. Francisca Mata, MDFamily Medicine Physician1154815967
  6. Benjamin Montoya, MDInfectious Disease Physician1588701619

Verify Thomas Charles Gates in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A23750    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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Industry payments in 2024: $31.37

1 payment: food and beverage; the largest payer was Novocure Inc. The 3,275 providers of this specialty with any payment received $1,897.85 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Thomas Gates$31.37
  2. Specialty average$1,897.85

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Thomas Charles Gates among 735 radiation oncology physician records in California

Thomas Charles Gates, MD is one of 735 radiation oncology physician records with a practice address in California. 83% 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 16% of them.

  • NPI issued2006 · 16% of these records are older, 55% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileNo · 74% of these records are
  • Record last updated2008 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0001X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Radiation Oncology Physician providers in California

There are 735 radiation oncology physician records in California.

All 735 in California → Every provider in Long Beach → Radiation Oncology Physician nationwide →

The 8 radiation oncology physician records with the nearest ZIP codes

  1. Sayana Shah, M.D.Long Beach, CA 908131972793917
  2. Christine YangLong Beach, CA 908061699351288
  3. Sulabha Dave, MDLong Beach, CA 908051821191446
  4. Jessica Xing, MDLong Beach, CA 908051689133548
  5. Samar Azawi, M.D.Long Beach, CA 908221568567667
  6. Brace Hintz, M.D.Long Beach, CA 908221497868079
  7. Randy Wei, M.D., PH.D.Long Beach, CA 908221790045714
  8. Alam Syed, M.D.Long Beach, CA 908011316956279

Common questions

What is Thomas Charles Gates, MD's NPI number?

Thomas Charles Gates, MD's National Provider Identifier (NPI) is 1023072915, issued on Apr 17, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Thomas Charles Gates, MD located?

The NPPES record lists a practice address at 1043 Elm Ave, Long Beach, CA, 90813. Phone: (951) 691-5123. Providers update this record themselves, so call before visiting.

How can I verify Thomas Charles Gates, MD's license?

NPPES lists California license number A23750, 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.