NPPES file of Aug 9, 2026

Michael Theodore Thurman, M.D.

Psychiatry Physician · Riverside, CA

Michael Theodore Thurman, M.D. is a psychiatry physician with a practice address in Riverside, California, and NPI 1538215116, issued on Jan 26, 2007. Check the license (California G76855, 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
1538215116
Name
Michael Theodore Thurman
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License numbers
G76855 CA
TL-1854 CO
Self-reported in NPPES; status is on the state search
Practice location
9990 County Farm RD, Riverside, CA 92503
Phone
(951) 358-4700
Enumerated
Jan 26, 2007
Record last updated
Nov 15, 2023
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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Also registered at 9990 County Farm RD

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

  1. Marisa AdamMental Health Counselor1386860906
  2. Musaab Ali, MDPsychiatry Physician1437618725
  3. Neville Allen, PEER SUPPORTPeer Specialist1194189001
  4. Cheryle Anderson, LVNLicensed Practical Nurse1912292327
  5. Selina Anderson, RNRegistered Nurse1922547124
  6. Trieste ArringtonPeer Specialist1447613567

Verify Michael Theodore Thurman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G76855
    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

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99% fewer Medicare Part D claims than the average psychiatry physician in 2024

14 Medicare Part D claims, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D.

  1. Michael Thurman14
  2. Specialty average1,000

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Michael Theodore Thurman among 8,673 psychiatry physician records in California

Michael Theodore Thurman, M.D. is one of 8,673 psychiatry physician records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 33% of them.

  • NPI issued2007 · 33% of these records are older, 48% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 38% of these records are
  • Record last updated2023 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

134 psychiatry physician records list a practice address in Riverside

They are 134 of the 13,893 NPPES records with a practice address in Riverside, and 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. Thomas Bowlus, MDRiverside, CA 925031154492072
  2. Ellison Chang, MDRiverside, CA 925031508906181
  3. Jerry Dennis, M.D.Riverside, CA 925031841344348
  4. David Dinicola, M.D.Riverside, CA 925031205966082
  5. Loretta Howitt, MDRiverside, CA 925031972670826
  6. Neeta Kumari, M.D., MPHRiverside, CA 925031508094830
  7. Ramesh Patel, M.D.Riverside, CA 925031912044520
  8. Terry Petersen, M.D.Riverside, CA 925031093873978

Common questions

What is Michael Theodore Thurman, M.D.'s NPI number?

Michael Theodore Thurman, M.D.'s National Provider Identifier (NPI) is 1538215116, issued on Jan 26, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Michael Theodore Thurman, M.D. located?

The NPPES record lists a practice address at 9990 County Farm RD, Riverside, CA, 92503. Phone: (951) 358-4700. Providers update this record themselves, so call before visiting.

How can I verify Michael Theodore Thurman, M.D.'s license?

NPPES lists California license number G76855, 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.

How much does Michael Theodore Thurman, M.D. prescribe under Medicare Part D?

In 2024, Michael Theodore Thurman, M.D. had 14 Medicare Part D claims; the average among psychiatry physician prescribers was 1,000. Part D covers Medicare prescriptions only.

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.

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.