John V. Brown, M.D.
Obstetrics & Gynecology, Gynecologic Oncology (M.D.) in Newport Beach, California, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 1984). Their prescriptions cost Medicare Part D more than their services did: $214,829 for 87 claims, against $50,472 paid for services in 2024. Intuitive Surgical, Inc. reported $29.07 in payments in 2025, mostly food and beverage. A record with the same name and state is on the OIG exclusion list; it carries no NPI, so check it before acting.
Overview
| NPI | 1659313633 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 12, 2006 |
| Last updated in NPPES | Feb 17, 2020 |
| Certified by provider | Feb 17, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Gynecologic Oncology Primary | 207VX0201X | G62749 | CA |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in California, but that record carries no NPI, so it may be a different person or business.
| Matched by | Name on OIG list | Exclusion type | Excluded since | Location |
|---|---|---|---|---|
| Name + state | John R. Brown · Surgery | 1128b4 | May 25, 1990 | Chula Vista, CA |
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | Possible (name) | See above |
| 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 - Gynecological Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 180 |
|---|---|
| Services billed | 508 across 32 procedure codes |
| Paid by Medicare | $50,472 |
Part D prescriptions in 2024
| Prescriptions (claims) | 87 · 107 30-day fills |
|---|---|
| Patients | 28 |
| Total drug cost | $214,829 |
| Generic share | 80% of claims |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 1984 |
| Medicare specialty | Gynecological Oncology |
Medical group
- Hoag ClinicNewport Beach, CA · 460 clinicians
Hospital affiliations
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
- Providence Mission HospitalMission Viejo, CA
Industry payments (Open Payments)
- 2025$29.07 · 1 payment from 1 company
- 2024$69.19 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $29.07 | 1 |
What the 2025 payments were for
- Food and Beverage$29.07 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Obstetrics & Gynecology, Gynecologic Oncology providers in Newport Beach
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- 1801097662
- 1538115324
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