Jason C. Whitmore, MD
NPI 1881773653ActiveIndividual· Internal Medicine· Fairfield, CA
Internal Medicine (MD) in Fairfield, California, trained at Howard University College of Medicine (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $244,377 for 6,015 claims, against $1,609 paid for services in 2024.
Overview
| NPI | 1881773653 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Nov 3, 2006 |
| Last updated in NPPES | Dec 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A68539 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 37 across 11 procedure codes |
| Paid by Medicare | $1,609 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,015 · 13,631 30-day fills |
|---|---|
| Patients | 516 |
| Total drug cost | $244,377 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Howard University College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Permanente Medical Group IncOakland, CA · 10,996 clinicians
Hospital affiliations
- Kaiser Foundation Hospital - VacavilleVacaville, CA
- Kaiser Foundation Hospital and Rehab CenterVallejo, CA
Other facilities
- National Home Health Services, IncHome health agency · San Jose, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 65 internal medicine physicians in Fairfield · All internal medicine physicians in California