Michelle Ramon Thomas, MD, MPH
Family Medicine Physician · Riverside, CA
Michelle Ramon Thomas, MD, MPH is a family medicine physician with a practice address in Riverside, California, and NPI 1407432198, issued on Mar 22, 2021. Check the license (California PTL7043, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michelle Ramon Thomas
- Credential
- MD, MPH
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- PTL7043 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4445 Magnolia Ave, Riverside, CA 92501
- Phone
- (951) 788-3000
- Enumerated
- Mar 22, 2021
- Record last updated
- Dec 12, 2022
- Medicare enrollment
- Enrolled (PECOS I20240829002513); accepts Medicare assignment
- Medical or professional school
- University Of California, Geffen School Of Medicine, 2021
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 4445 Magnolia Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Ahmed Abdelhalim, MDDiagnostic Radiology Physician1275162927
- Nirusha AbeydeeraStudent in an Organized Health Care Education/Training Program1295354454
- Alyssa Aboff, CRNA, DNPCertified Registered Nurse Anesthetist1760133292
- Brandon Abrajan, DOStudent in an Organized Health Care Education/Training Program1861141186
Verify Michelle Ramon Thomas in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license PTL7043Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
95% fewer Medicare Part D claims than the average family medicine physician in 2024
193 Medicare Part D claims for 35 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Metformin Hcl17 claims
- Atorvastatin Calcium15 claims
- Basaglar Kwikpen U-10014 claims
- Losartan Potassium12 claims
- Azelastine Hcl11 claims
- Jardiance11 claims
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.
Bills Medicare through one group practice
- County OF RiversidePerris, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michelle Ramon Thomas among 17,133 family medicine physician records in California
Michelle Ramon Thomas, MD, MPH is one of 17,133 family medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 91% of them.
- NPI issued2021 · 91% of these records are older, 6% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2021 · median 2005 among the 10,652 with a school on file
- Record last updated2022 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
258 family medicine physician records list a practice address in Riverside
They are 258 of the 13,893 NPPES records with a practice address in Riverside, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Riverside → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Farah Almudhafar, MDRiverside, CA 925011740576388
- Nerizza Andrada, M.D.Riverside, CA 925011912038027
- Michelle Bholat, MDRiverside, CA 925011104849959
- Kenneth Browning, D.O.Riverside, CA 925011144311739
- Blanca Campos, MDRiverside, CA 925011104086867
- Marc Debay, M.D.Riverside, CA 925011588996623
- Vien Doan, D.O.Riverside, CA 925011720017148
- Crystal Glassy, D.O., M.P.H.Riverside, CA 925011972869816
Common questions
What is Michelle Ramon Thomas, MD, MPH's NPI number?
Michelle Ramon Thomas, MD, MPH's National Provider Identifier (NPI) is 1407432198, issued on Mar 22, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Michelle Ramon Thomas, MD, MPH located?
The NPPES record lists a practice address at 4445 Magnolia Ave, Riverside, CA, 92501. Phone: (951) 788-3000. Providers update this record themselves, so call before visiting.
How can I verify Michelle Ramon Thomas, MD, MPH's license?
NPPES lists California license number PTL7043, 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 Michelle Ramon Thomas, MD, MPH prescribe under Medicare Part D?
In 2024, Michelle Ramon Thomas, MD, MPH had 193 Medicare Part D claims for 35 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.