John Gabriel Rolshoven, MD
NPI 1588238331ActiveIndividual· Emergency Medicine· Sparks, NV
Emergency Medicine (MD) with Brown Calvanese Cameron Ltd, practicing in Sparks, Nevada. Part D covered 87 prescriptions written in 2024, 89% of them generic. Lists Northern Nevada Medical Center and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1588238331 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 17, 2021 |
| Last updated in NPPES | Apr 2, 2026 |
| Certified by provider | Apr 2, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 27781 | NV |
| Emergency Medicine, Sports Medicine | 207PS0010X | 27781 | NV |
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 - Emergency Medicine (AZ); Practitioner - Emergency Medicine (NV) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 87 · 91 30-day fills |
|---|---|
| Patients | 52 |
| Total drug cost | $5,415 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical group
- Brown Calvanese Cameron LtdReno, NV · 43 clinicians
Hospital affiliations
- Northern Nevada Medical CenterSparks, NV
- Renown Regional Medical CenterReno, NV
- Renown South Meadows Medical CenterReno, NV
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 29 emergency medicine physicians in Sparks · All emergency medicine physicians in Nevada