Diana Jean Hylton, MD
NPI 1033389903ActiveIndividual· Psychiatry & Neurology, Neurology· Merced, CA
Psychiatry & Neurology, Neurology (MD) in Merced, California, licensed in CA, with an NPI issued in March 2008. Their prescriptions cost Medicare Part D more than their services did: $4,314,851 for 8,782 claims, against $94,310 paid for services in 2024. Ucb, Inc. was the largest of 39 companies reporting payments in 2025, $5,035 in all, mostly food and beverage. Lists Emanuel Medical Center and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1033389903 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Mar 7, 2008 |
| Last updated in NPPES | Mar 7, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | A41225 | CA |
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 | 695 |
|---|---|
| Services billed | 1,519 across 15 procedure codes |
| Paid by Medicare | $94,310 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,782 · 12,680 30-day fills |
|---|---|
| Patients | 714 |
| Total drug cost | $4,314,851 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1976 |
|---|---|
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Hospital affiliations
- Emanuel Medical CenterTurlock, CA
- John C Fremont Healthcare DistrictMariposa, CA
- Memorial Hospital Los BanosLos Banos, CA
- Mercy Medical CenterMerced, CA
Industry payments (Open Payments)
- 2025$5,035 · 279 payments from 39 companies
- 2024$4,460 · 256 payments from 32 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ucb, Inc. | $628.36 | 32 |
| Abbvie Inc. | $364.49 | 26 |
| Axsome Therapeutics, Inc. | $359.51 | 14 |
| Ani Pharmaceuticals, Inc. | $342.55 | 18 |
| Teva Pharmaceuticals USA, Inc. | $314.52 | 15 |
What the 2025 payments were for
- Food and Beverage$4,853 · 277 payments
- Education$182.50 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Psychiatry & Neurology, Neurology providers in Merced
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