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DR. MICHELLE RAMON THOMAS MD, MPH
NPI 1407432198
Family Medicine in Riverside, CA

Active since March 22, 2021PECOS EnrolledAccepts Medicare Assignment
4445 MAGNOLIA AVE, RIVERSIDE, CA 92501(951) 788-3000 Get Directions Write a Review

NPPES record last updated: December 12, 2022. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 12, 2022, Mar 22, 2021 (2 updates tracked since 2021).

About Dr. Michelle Ramon Thomas Md, Mph NPPES

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

DR. MICHELLE RAMON THOMAS MD, MPH (NPI 1407432198) is an individual family medicine provider in Riverside, California, licensed in California (PTL7043) and active in the NPI registry since March 2021. She is enrolled in Medicare PECOS and is a graduate of University Of California, Geffen School Of Medicine (2021).

NPPES Registry Identity

NPI1407432198
Entity TypeIndividualFemale
Primary Taxonomy207Q00000X
Provider Legal NameDR. MICHELLE RAMON THOMASCredential: MD, MPH
Location Address4445 MAGNOLIA AVERiverside, CA 92501-4135
Mailing Address4445 Magnolia AveRiverside, CA 92501-4135
Phone(951) 788-3000
Sole ProprietorNo
Medical School CMSUniversity Of California, Geffen School Of MedicineGraduated 2021
Enumeration DateMarch 22, 2021
Last NPPES UpdateDecember 12, 20222 updates tracked since enumeration
NPPES CertifiedDecember 12, 2022
✔ NPI 1407432198 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyFamily MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207Q00000X
License✔ Licensed in CA · PTL7043
Definition
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
4445 MAGNOLIA AVE, Riverside, CA 92501
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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 and accepts Medicare assignment

Dr. Michelle Ramon Thomas Md, Mph is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2163961574
PECOS Enrollment IDI20240829002513
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 Reassignment

Medicare enrollment records show Michelle Thomas reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

County Of Riverside
0.2 mi
Community/Behavioral Health
3625 14TH ST
Riverside, CA 92501
  • Reassigned Medicare billing, California enrollment
  • 336 clinicians in this Medicare group
NPI 1487096020 (951) 358-6919

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92501 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$104.64 typical visit price
range $19.37 – $146.42
Typical copayment $26.16 (range $4.84 – $36.60)
Most-billed visit code 99214
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

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

MR. DAVID W LEVINE PA-C
Physician Assistant
4445 MAGNOLIA AVE
RIVERSIDE, CA 92501
Riverside County (951) 788-3381
STEVEN GREGORY PARKIN MD
Student in an Organized Health Care Education/Training Program
4445 MAGNOLIA AVE
RIVERSIDE, CA 92501
Riverside County (951) 788-3000
JAGMEET SINGH ARORA
Student in an Organized Health Care Education/Training Program
4445 MAGNOLIA AVE
RIVERSIDE, CA 92501
Riverside County (951) 966-8398
ASHFI HOQUE
Family Medicine
4445 MAGNOLIA AVE
RIVERSIDE, CA 92501
Riverside County (951) 495-9994
ALINA S POPA MD
Hospitalist
4445 MAGNOLIA AVE
RIVERSIDE, CA 92501
Riverside County (951) 788-3636
RIVERSIDE RADIOLOGY MEDICAL GROUP, INC
Radiology (Diagnostic Radiology)
4445 MAGNOLIA AVE
RIVERSIDE, CA 92501
Riverside County (951) 788-3400
RUSHIL ANIL PATEL
Emergency Medicine
4445 MAGNOLIA AVE
RIVERSIDE, CA 92501
Riverside County (951) 788-3000
YASMINE KASIRI DO
Student in an Organized Health Care Education/Training Program
4445 MAGNOLIA AVE
RIVERSIDE, CA 92501
Riverside County (951) 990-5799

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 Michelle Thomas's NPI number?

The NPI number for Michelle Thomas is 1407432198. It was assigned to this individual provider in the NPPES registry on March 22, 2021.

Where is Michelle Thomas located?

Michelle Thomas practices at 4445 Magnolia Ave, Riverside, CA 92501. The listed phone number is (951) 788-3000.

What is Michelle Thomas's specialty?

The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.

Is Michelle Thomas enrolled in Medicare?

Yes. Michelle Thomas is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Michelle Thomas's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Michelle Thomas reassigns Medicare benefits to County Of Riverside (Riverside, CA). The 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 Michelle Thomas'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 Michelle Thomas was last updated on December 12, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.