Jon Mark Johnson II, M.D.
NPI 1285992107ActiveIndividual· Internal Medicine· Stillwater, OK
Internal Medicine (M.D.) with Stillwater Medical Center Authority, practicing in Stillwater, Oklahoma. In 2024 Medicare paid $106,908 for 421 patients, and Part D covered 331 of their prescriptions, 84% of them generic. Optinose US, Inc. was the largest of 3 companies reporting payments in 2025, $123.83 in all, mostly food and beverage. Lists Integris Health Ponca City and 1 other hospital as hospital affiliations.
Overview
| NPI | 1285992107 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 28, 2012 |
| Last updated in NPPES | Jul 27, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 29234 | OK |
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 - Internal Medicine (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 421 |
|---|---|
| Services billed | 1,402 across 11 procedure codes |
| Paid by Medicare | $106,908 |
Part D prescriptions in 2024
| Prescriptions (claims) | 331 · 475 30-day fills |
|---|---|
| Patients | 135 |
| Total drug cost | $45,703 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Stillwater Medical Center AuthorityStillwater, OK · 153 clinicians
Hospital affiliations
- Integris Health Ponca CityPonca City, OK
- Stillwater Medical CenterStillwater, OK
Industry payments (Open Payments)
- 2025$123.83 · 3 payments from 3 companies
- 2024$47.63 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Optinose US, Inc. | $89.00 | 1 |
| Boston Scientific Corporation | $18.33 | 1 |
| Abbvie Inc. | $16.50 | 1 |
What the 2025 payments were for
- Food and Beverage$123.83 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Stillwater
- 1124004759
- 1316926728
- 1528068426
- 1578556171
- 1598765497
- 1639156672
- 1750365292
- 1770507931
- 1801889373
- 1508607672
- 1639862675
- 1851378293
All 33 internal medicine physicians in Stillwater · All internal medicine physicians in Oklahoma