Mary V. Mustain, MD
NPI 1235384355ActiveIndividual· Emergency Medicine· Oklahoma City, OK
Emergency Medicine (MD) in Oklahoma City, Oklahoma, trained at University of Mississippi School of Medicine (class of 2007). In 2024 Medicare paid $35,100 for 274 patients, and Part D covered 129 of their prescriptions, 89% of them generic. Astrazeneca Pharmaceuticals LP reported $13.21 in payments in 2024, mostly food and beverage.
Overview
| NPI | 1235384355 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Nov 18, 2008 |
| Last updated in NPPES | Jan 2, 2025 |
| Certified by provider | Jan 2, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 42757 | OK |
| Emergency Medicine | 207P00000X | R1563 | KY |
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 (AR); Practitioner - Emergency Medicine (OK) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 274 |
|---|---|
| Services billed | 342 across 16 procedure codes |
| Paid by Medicare | $35,100 |
Part D prescriptions in 2024
| Prescriptions (claims) | 129 · 133 30-day fills |
|---|---|
| Patients | 98 |
| Total drug cost | $4,933 |
| Generic share | 89% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Emergency Medicine |
Medical group
- Mercy Clinic Oklahoma CommunitiesOklahoma City, OK · 649 clinicians
Hospital affiliation
- Mercy Hospital Oklahoma City, IncOklahoma City, OK
Industry payments (Open Payments)
- 2024$13.21 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $13.21 | 1 |
What the 2024 payments were for
- Food and Beverage$13.21 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 194 emergency medicine physicians in Oklahoma City · All emergency medicine physicians in Oklahoma