John Riedinger
NPI 1205283546ActiveIndividual· Psychiatry & Neurology, Neurology· Bismarck, ND
Psychiatry & Neurology, Neurology in Bismarck, North Dakota, trained at University of North Dakota School of Medicine (class of 2016). Their prescriptions cost Medicare Part D more than their services did: $620,287 for 1,166 claims, against $30,186 paid for services in 2024. Abbvie Inc. was the largest of 22 companies reporting payments in 2025, $917.91 in all, mostly food and beverage.
Overview
| NPI | 1205283546 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | May 17, 2016 |
| Last updated in NPPES | Apr 29, 2022 |
| Certified by provider | Apr 29, 2022 |
Specialties and licenses
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 (ND) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 261 |
|---|---|
| Services billed | 486 across 20 procedure codes |
| Paid by Medicare | $30,186 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,166 · 1,873 30-day fills |
|---|---|
| Patients | 241 |
| Total drug cost | $620,287 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of North Dakota School of Medicine |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Neurology |
| Telehealth | Offers telehealth |
Medical group
- Sanford BismarckBismarck, ND · 556 clinicians
Hospital affiliation
- Sanford Medical Center BismarckBismarck, ND
Industry payments (Open Payments)
- 2025$917.91 · 52 payments from 22 companies
- 2024$458.21 · 21 payments from 18 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $265.51 | 20 |
| Biogen, Inc. | $94.62 | 5 |
| Lundbeck LLC | $60.80 | 2 |
| Astrazeneca Pharmaceuticals LP | $46.48 | 2 |
| Pfizer Inc. | $45.50 | 3 |
What the 2025 payments were for
- Food and Beverage$917.91 · 52 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All Psychiatry & Neurology, Neurology providers in North Dakota →