Maria Carpenter Ribeiro, PA
NPI 1841284130ActiveIndividual· Physician Assistant· Vienna, VA
Physician Assistant (PA) with Otolaryngology Associates PC, practicing in Vienna, Virginia. Their prescriptions cost Medicare Part D more than their services did: $8,225 for 125 claims, against $5,447 paid for services in 2024. Regeneron Healthcare Solutions, Inc. was the largest of 10 companies reporting payments in 2025, $786.28 in all, mostly food and beverage.
Overview
| NPI | 1841284130 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Sep 1, 2005 |
| Last updated in NPPES | Nov 27, 2023 |
| Certified by provider | Oct 18, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 0110840517 | VA |
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 - Physician Assistant (DC); Practitioner - Physician Assistant (VA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 41 |
|---|---|
| Services billed | 74 across 9 procedure codes |
| Paid by Medicare | $5,447 |
Part D prescriptions in 2024
| Prescriptions (claims) | 125 · 177 30-day fills |
|---|---|
| Patients | 65 |
| Total drug cost | $8,225 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 1994 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Otolaryngology Associates PCFairfax, VA · 31 clinicians
Industry payments (Open Payments)
- 2025$786.28 · 16 payments from 10 companies
- 2024$338.66 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Regeneron Healthcare Solutions, Inc. | $170.47 | 4 |
| Inspire Medical Systems, Inc. | $142.55 | 1 |
| Aerin Medical Inc. | $127.99 | 1 |
| Alk-Abello, Inc | $119.76 | 2 |
| Genzyme Corporation | $78.20 | 3 |
What the 2025 payments were for
- Food and Beverage$687.94 · 15 payments
- Education$98.34 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 physician assistants in Vienna · All physician assistants in Virginia