James Francis Leoni, M.D.
NPI 1205936861ActiveIndividual· Family Medicine· Petaluma, CA
Family Medicine (M.D.) in Petaluma, California, trained at Creighton University School of Medicine (class of 1983). Their prescriptions cost Medicare Part D more than their services did: $882,808 for 8,440 claims, against $233,449 paid for services in 2024. Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $31.49 in all, mostly food and beverage.
Overview
| NPI | 1205936861 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 24, 2006 |
| Last updated in NPPES | Feb 8, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Family Medicine Primary | 207Q00000X | G56154 | 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 - Family Practice (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 567 |
|---|---|
| Services billed | 3,367 across 43 procedure codes |
| Paid by Medicare | $233,449 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,440 · 19,833 30-day fills |
|---|---|
| Patients | 633 |
| Total drug cost | $882,808 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Creighton University School of Medicine |
|---|---|
| Graduation year | 1983 |
| Medicare specialty | Family Practice |
| Telehealth | Offers telehealth |
Medical group
- Attenda Medical Group IncPetaluma, CA · 3 clinicians
Hospital affiliations
- Marinhealth Medical CenterGreenbrae, CA
- Novato Community HospitalNovato, CA
- Petaluma Valley HospitalPetaluma, CA
- Providence Santa Rosa Memorial HospitalSanta Rosa, CA
- Sonoma Valley HospitalSonoma, CA
Other facilities
- Accentcare Home Health of California, IncHome health agency · San Ramon, CA
- Bridge Home HealthHome health agency · Petaluma, CA
- Gateway Home Health Corp.Home health agency · San Ramon, CA
- Silverline Staff Home HealthHome health agency · Fremont, CA
- Sutter Care at HomeHome health agency · Santa Rosa, CA
- Petaluma Post-Acute RehabilitationNursing home · Petaluma, CA
Industry payments (Open Payments)
- 2025$31.49 · 2 payments from 2 companies
- 2024$34.02 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $16.44 | 1 |
| Astrazeneca Pharmaceuticals LP | $15.05 | 1 |
What the 2025 payments were for
- Food and Beverage$31.49 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 52 family medicine physicians in Petaluma · All family medicine physicians in California