Carolyn Joy Mason, M.D.
NPI 1588806137ActiveIndividual· Obstetrics & Gynecology· Manassas, VA
Obstetrics & Gynecology (M.D.) in Manassas, Virginia, trained at University of Pittsburgh School of Medicine (class of 2009). Enrolled in Medicare as practitioner - obstetrics/gynecology and practitioner - obstetrics/gynecology. Organon LLC reported $28.63 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 | 1588806137 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 28, 2009 |
| Last updated in NPPES | Jul 18, 2023 |
| Certified by provider | Jul 18, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 0101253596 | VA |
Exclusion screening
Possible match: verify before acting. The OIG list has a record with the same name in Virginia, 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 | Carolyn D. Mason · Nurse/Nurses Aide | 1128b4 | Mar 20, 2002 | Lawrenceville, VA |
| 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 - Obstetrics/Gynecology (DC); Practitioner - Obstetrics/Gynecology (VA) |
|---|
Education and affiliations
| Medical school | University of Pittsburgh School of Medicine |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Obhg Virginia LLCNorth Chesterfield, VA · 52 clinicians
Industry payments (Open Payments)
- 2025$28.63 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $28.63 | 1 |
What the 2025 payments were for
- Food and Beverage$28.63 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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