Nathan John Alder, MD
NPI 1902420508ActiveIndividual· Urology· Oklahoma City, OK
Urology (MD) with Mercy Clinic Oklahoma Communities, practicing in Oklahoma City, Oklahoma. Part D covered 50 prescriptions written in 2024, 100% of them generic. Boston Scientific Corporation was the largest of 11 companies reporting payments in 2025, $377.95 in all, mostly food and beverage. Lists Mercy Hospital Ada and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1902420508 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 31, 2020 |
| Last updated in NPPES | Sep 10, 2025 |
| Certified by provider | Sep 10, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 36058 | OK |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Urology (OK) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 50 · 70 30-day fills |
|---|---|
| Patients | 27 |
| Total drug cost | $907.67 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- Mercy Clinic Oklahoma CommunitiesOklahoma City, OK · 649 clinicians
Hospital affiliations
- Mercy Hospital AdaAda, OK
- Mercy Hospital Ardmore, IncArdmore, OK
- Mercy Hospital Logan CountyGuthrie, OK
- Mercy Hospital Oklahoma City, IncOklahoma City, OK
Industry payments (Open Payments)
- 2025$377.95 · 15 payments from 11 companies
- 2024$112.38 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $87.16 | 2 |
| Novartis Pharmaceuticals Corporation | $61.75 | 2 |
| Ferring Pharmaceuticals Inc. | $45.51 | 2 |
| Urogen Pharma, Inc. | $37.17 | 2 |
| Progenics Pharmaceuticals, Inc. | $24.53 | 1 |
What the 2025 payments were for
- Food and Beverage$377.95 · 15 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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