Oana Grigoras Pickering, PA-C
NPI 1033735329ActiveIndividual· Physician Assistant· San Diego, CA
Physician Assistant (PA-C) with Monica Perlman MD Inc, practicing in San Diego, California. Their prescriptions cost Medicare Part D more than their services did: $81,756 for 857 claims, against $5,033 paid for services in 2024. Gilead Sciences, Inc. was the largest of 9 companies reporting payments in 2025, $581.67 in all, mostly food and beverage.
Overview
| NPI | 1033735329 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Jun 22, 2020 |
| Last updated in NPPES | Jun 28, 2023 |
| Certified by provider | Jun 28, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | PA58218 | CA |
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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 34 |
|---|---|
| Services billed | 112 across 21 procedure codes |
| Paid by Medicare | $5,033 |
Part D prescriptions in 2024
| Prescriptions (claims) | 857 · 1,694 30-day fills |
|---|---|
| Patients | 152 |
| Total drug cost | $81,756 |
| Generic share | 87% of claims |
Education and affiliations
| Graduation year | 2020 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Monica Perlman MD IncSan Diego, CA · 364 clinicians
Industry payments (Open Payments)
- 2025$581.67 · 27 payments from 9 companies
- 2024$501.04 · 12 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Gilead Sciences, Inc. | $153.89 | 10 |
| Novo Nordisk Inc | $95.95 | 4 |
| Phadia US Inc. | $94.03 | 1 |
| Astrazeneca Pharmaceuticals LP | $64.33 | 4 |
| Hologic Sales and Service, LLC | $52.06 | 2 |
What the 2025 payments were for
- Food and Beverage$581.67 · 27 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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