Fan Zhang, DO
NPI 1659735017ActiveIndividual· Psychiatry & Neurology, Neurology· Las Vegas, NV
Psychiatry & Neurology, Neurology (DO) in Las Vegas, Nevada, trained at Nova Southeastern College of Osteo Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $2,389,730 for 4,276 claims, against $87,486 paid for services in 2024. Neurocrine Biosciences, Inc. was the largest of 32 companies reporting payments in 2025, $139,921 in all, mostly speaking and faculty fees.
Overview
| NPI | 1659735017 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | Yes |
| NPI issued | Apr 11, 2016 |
| Last updated in NPPES | Dec 3, 2025 |
| Certified by provider | Dec 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | DO2684 | NV |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Neurology (NV) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 458 |
|---|---|
| Services billed | 1,043 across 10 procedure codes |
| Paid by Medicare | $87,486 |
Part D prescriptions in 2024
| Prescriptions (claims) | 4,276 · 10,123 30-day fills |
|---|---|
| Patients | 846 |
| Total drug cost | $2,389,730 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | Nova Southeastern College of Osteo Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Neurology |
Medical groups
- Janda Mahajan and Balsiger PLLCLas Vegas, NV · 33 clinicians
- Yu Neurology and Electrodiagnostic Center of Nevada LtdHenderson, NV · 7 clinicians
Industry payments (Open Payments)
- 2025$139,921 · 353 payments from 32 companies
- 2024$130,536 · 449 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Neurocrine Biosciences, Inc. | $116,388 | 171 |
| Merz Pharmaceuticals, LLC | $10,879 | 12 |
| Abbott Laboratories | $8,257 | 19 |
| Medtronic, Inc. | $1,255 | 11 |
| Abbvie Inc. | $559.82 | 43 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$107,941 · 38 payments
- Travel and Lodging$10,511 · 73 payments
- Food and Beverage$8,910 · 236 payments
- Consulting Fee$7,979 · 3 payments
- Compensation for serving as faculty or as a speaker for a medical education program$4,580 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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