John Garmany Brunner, D.O.
NPI 1528594090ActiveIndividual· Internal Medicine· Marianna, FL
Internal Medicine (D.O.) with ER Physician Group at Jackson Hospital, practicing in Marianna, Florida. Their prescriptions cost Medicare Part D more than their services did: $691,785 for 6,887 claims, against $125,839 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 5 companies reporting payments in 2025, $205.54 in all, mostly food and beverage. Lists Jackson Hospital as a hospital affiliation.
Overview
| NPI | 1528594090 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O. |
| Sole proprietor | No |
| NPI issued | May 3, 2017 |
| Last updated in NPPES | Jun 8, 2020 |
| Certified by provider | Jun 8, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | OS16680 | FL |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 (FL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 290 |
|---|---|
| Services billed | 1,830 across 45 procedure codes |
| Paid by Medicare | $125,839 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,887 · 11,653 30-day fills |
|---|---|
| Patients | 365 |
| Total drug cost | $691,785 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- ER Physician Group at Jackson HospitalMarianna, FL · 154 clinicians
Hospital affiliation
- Jackson HospitalMarianna, FL
Other facilities
- Centerwell Home HealthHome health agency · Marianna, FL
- Concierge Home CareHome health agency · Panama City, FL
- Enhabit Home HealthHome health agency · Blountstown, FL
- Emerald Coast HospiceHospice · Panama City, FL
- Chipola Health and Rehabilitation CenterNursing home · Marianna, FL
- Courtyard Rehabilitation By HarborviewNursing home · Marianna, FL
- Marianna Health and RehabilitationNursing home · Marianna, FL
Industry payments (Open Payments)
- 2025$205.54 · 11 payments from 5 companies
- 2024$209.80 · 11 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $70.42 | 4 |
| Abbvie Inc. | $66.08 | 3 |
| Exact Sciences Corporation | $30.18 | 2 |
| Dexcom, Inc. | $23.25 | 1 |
| Glaxosmithkline, LLC. | $15.61 | 1 |
What the 2025 payments were for
- Food and Beverage$205.54 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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