Michael Tomkins, D.O.
NPI 1386914778 · Family Medicine Physician · Riverside, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Tomkins, D.O. is a Family Medicine Physician provider in Riverside, CA (NPI 1386914778).
Provider details
- NPI number
- 1386914778
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- 20A12055 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
144 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 99 | $99 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 31 | $17 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 14 | $66 |
Typical Medicare-allowed amounts for these services range $17–$99 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 50 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 120 | 19 |
| Gabapentin | 98 | 20 |
| Atorvastatin Calcium | 94 | 42 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 84 | 21 |
| Metformin Hcl | 71 | 22 |
| Amlodipine Besylate | 67 | 19 |
Practice location
Mailing address
Additional practice locations (1)
- 400 N Pepper AveDepartment of Family MedicineColton, CA 92324-1801Phone: (909) 580-1000
Registry dates
- Enumerated
- 2012-01-03
- Last updated
- 2020-02-25
- Certified
- 2020-02-25
Frequently asked questions
- What is Michael Tomkins's NPI number?
- Michael Tomkins's National Provider Identifier (NPI) is 1386914778, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Tomkins's specialty?
- Michael Tomkins is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Tomkins located?
- Michael Tomkins's practice location on file with NPPES is 7117 Brockton Ave, Riverside, CA 92506-2658.
- What is Michael Tomkins's phone number?
- The practice phone number listed in the NPPES registry for Michael Tomkins is (951) 782-3789.
- Does Michael Tomkins accept Medicare?
- Michael Tomkins is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Tomkins's NPI active?
- Yes — Michael Tomkins's NPI (1386914778) is active in the NPPES registry as of the last update on 2020-02-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.