Tonya F. Fuller, MD
NPI 1043304611ActiveIndividual· Psychiatry & Neurology, Neurology· Modesto, CA
Psychiatry & Neurology, Neurology (MD) in Modesto, California, trained at University of Michigan Medical School (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $321,857 for 1,958 claims, against $140,350 paid for services in 2024. Livanova USA, Inc. was the largest of 15 companies reporting payments in 2025, $1,858 in all, mostly food and beverage.
Overview
| NPI | 1043304611 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 3, 2006 |
| Last updated in NPPES | Feb 9, 2021 |
| Certified by provider | Feb 9, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | G140674 | CA |
| Internal Medicine | 207R00000X | 036084191 | IL |
| Psychiatry & Neurology, Neurology | 2084N0400X | 036084191 | IL |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 567 |
|---|---|
| Services billed | 2,812 across 20 procedure codes |
| Paid by Medicare | $140,350 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,958 · 3,220 30-day fills |
|---|---|
| Patients | 428 |
| Total drug cost | $321,857 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical groups
- Sutter Valley Medical FoundationModesto, CA · 2,500 clinicians
- County of San JoaquinFrench Camp, CA · 199 clinicians
- San Joaquin Faculty Medical GroupFrench Camp, CA · 128 clinicians
Hospital affiliations
- Adventist Health SonoraSonora, CA
- Memorial Medical CenterModesto, CA
- San Joaquin General HospitalFrench Camp, CA
Other facilities
- Careone Home Health and Hospice, IncHome health agency · Salida, CA
Industry payments (Open Payments)
- 2025$1,858 · 65 payments from 15 companies
- 2024$1,768 · 96 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Livanova USA, Inc. | $700.79 | 2 |
| Abbvie Inc. | $280.68 | 17 |
| Teva Pharmaceuticals USA, Inc. | $238.78 | 19 |
| Axsome Therapeutics, Inc. | $129.72 | 5 |
| Ucb, Inc. | $91.52 | 4 |
What the 2025 payments were for
- Food and Beverage$1,144 · 63 payments
- Travel and Lodging$674.95 · 1 payment
- Education$38.54 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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