Richard Ahn, M.D.
NPI 1700878071ActiveIndividual· Psychiatry & Neurology, Neurology· Desoto, TX
Psychiatry & Neurology, Neurology (M.D.) in Desoto, Texas, trained at University of Texas Medical Branch at Galveston (class of 1989). Their prescriptions cost Medicare Part D more than their services did: $2,507,299 for 3,797 claims, against $156,684 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 23 companies reporting payments in 2025, $2,247 in all, mostly food and beverage.
Overview
| NPI | 1700878071 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 22, 2005 |
| Last updated in NPPES | Oct 23, 2025 |
| Certified by provider | Oct 23, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurology Primary | 2084N0400X | H7858 | TX |
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 - Neurology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 314 |
|---|---|
| Services billed | 954 across 32 procedure codes |
| Paid by Medicare | $156,684 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,797 · 7,898 30-day fills |
|---|---|
| Patients | 739 |
| Total drug cost | $2,507,299 |
| Generic share | 83% of claims |
Education and affiliations
| Medical school | University of Texas Medical Branch at Galveston |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical groups
- Green Oaks Physical Therapy Limited PartnershipCarrollton, TX · 242 clinicians
- Dallas Neuroscience, P.A.Dallas, TX · 4 clinicians
Hospital affiliation
- Baylor Scott & White Medical Center- WaxahachieWaxahachie, TX
Other facilities
- Encompass Home Health of DfwHome health agency · Grapevine, TX
- Baylor Scott & White Institute for RehabilitationInpatient rehabilitation facility · Dallas, TX
Industry payments (Open Payments)
- 2025$2,247 · 99 payments from 23 companies
- 2024$3,016 · 145 payments from 25 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $376.54 | 20 |
| Pfizer Inc. | $246.55 | 12 |
| Tg Therapeutics, Inc. | $171.63 | 6 |
| Abbvie Inc. | $164.59 | 12 |
| Eisai Inc. | $161.69 | 5 |
What the 2025 payments were for
- Food and Beverage$2,163 · 98 payments
- Education$83.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other neurologists in Desoto
- 1710979133
- 1285626572
- 1629265558
- 1821161050
- 1114919412