DR. MICHAEL ANDREW TOMKINS D.O.
NPI 1386914778
Family Medicine in Riverside, CA
About Dr. Michael Andrew Tomkins D.o. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
DR. MICHAEL ANDREW TOMKINS D.O. (NPI 1386914778) is an individual family medicine provider in Riverside, California, licensed in California (20A12055) and active in the NPI registry since January 2012. He is enrolled in Medicare PECOS, maintains a secondary practice location in Colton, and is a graduate of Other (2010).
NPPES Registry Identity
Specialties & Licenses
Secondary Practice Location 1
Other Identifiers 2
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. Michael Andrew Tomkins D.o. 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.
Medicare Billing Reassignments
5Medicare enrollment records show Michael Tomkins reassigns Medicare billing to 5 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Riverside, CA 92506
- Reassigned Medicare billing, California enrollment
- 349 clinicians in this Medicare group
Colton, CA 92324
- Reassigned Medicare billing, California enrollment
- 233 clinicians in this Medicare group
Colton, CA 92324
- Reassigned Medicare billing, California enrollment
- 58 clinicians in this Medicare group
Colton, CA 92324
- Reassigned Medicare billing, California enrollment
- 338 clinicians in this Medicare group
Fontana, CA 92336
- Reassigned Medicare billing, California enrollment
- 80 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 2
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 92506 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
Referred Medical Equipment & Supplies CMS DME claims 2
Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.
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.
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 Michael Tomkins's NPI number?
The NPI number for Michael Tomkins is 1386914778. It was assigned to this individual provider in the NPPES registry on January 3, 2012.
Where is Michael Tomkins located?
Michael Tomkins practices at 7117 Brockton Ave, Riverside, CA 92506. The listed phone number is (951) 782-3789.
What is Michael Tomkins's specialty?
The primary specialty registered for this NPI is Family Medicine with taxonomy code 207Q00000X.
Is Michael Tomkins enrolled in Medicare?
Yes. Michael Tomkins 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 organizations bill Medicare for Michael Tomkins's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Tomkins reassigns Medicare benefits to 5 organizations: Riverside Medical Clinic, Inc (Riverside, CA), County Of San Bernardino (Colton, CA), Vituity Healthcare Services PC (Colton, CA), Quantum Healthcare Medical Associates Inc. (Colton, CA) and Vituity Physician Services PC (Fontana, CA). Each 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 Michael Tomkins'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 Michael Tomkins was last updated on February 25, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.
# Dr. Michael Andrew Tomkins, D.O. · NPI 1386914778
Family Medicine physician in Riverside, California. Individual provider, active in the CMS NPPES registry since January 3, 2012.
## Identity
- **NPI:** 1386914778 (Entity type: Individual)
- **Enumerated:** January 3, 2012
- **Primary specialty:** Family Medicine · taxonomy 207Q00000X
- **State license:** 20A12055 (California)
- **Sole proprietor:** No
## Practice location
- **Address:** 7117 BROCKTON AVE, Riverside, CA 92506-2658
- **Phone:** (951) 782-3789
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 5 organizations under Medicare reassignment (form CMS-855R): Riverside Medical Clinic, Inc (NPI 1316080880, Riverside, CA); County Of San Bernardino (NPI 1982813275, Colton, CA); Vituity Healthcare Services PC (NPI 1700642758, Colton, CA); Quantum Healthcare Medical Associates Inc. (NPI 1568490597, Colton, CA); Vituity Physician Services PC (NPI 1124884176, Fontana, CA) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2010
## Record status
- **NPPES last updated:** February 25, 2020
- **Other identifiers:** Other ZZZ31887Z (CA); Other ZZZ92058Z (CA)
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Source: [NPI Profile](https://npiprofile.com/npi/1386914778) · Data from the CMS NPPES public registry.