Marcia Lea O'Brien, MSN, APRN, NP-C
NPI 1053853176ActiveIndividual· Nurse Practitioner, Family· Austin, TX
Nurse Practitioner, Family (MSN, APRN, NP-C) with Sandeep G Mistry MD PA, practicing in Austin, Texas. Their prescriptions cost Medicare Part D more than their services did: $233,649 for 1,435 claims, against $65,734 paid for services in 2024. Janssen Biotech, Inc. was the largest of 15 companies reporting payments in 2025, $738.06 in all, mostly food and beverage.
Overview
| NPI | 1053853176 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MSN, APRN, NP-C |
| Sole proprietor | No |
| NPI issued | Nov 7, 2016 |
| Last updated in NPPES | Oct 15, 2021 |
| Certified by provider | Oct 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | AP131678 | TX |
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 - Nurse Practitioner (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 407 |
|---|---|
| Services billed | 3,857 across 34 procedure codes |
| Paid by Medicare | $65,734 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,435 · 2,381 30-day fills |
|---|---|
| Patients | 464 |
| Total drug cost | $233,649 |
| Generic share | 79% of claims |
Education and affiliations
| Graduation year | 2016 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Sandeep G Mistry MD PAAustin, TX · 7 clinicians
Industry payments (Open Payments)
- 2025$738.06 · 24 payments from 15 companies
- 2024$494.89 · 24 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $121.74 | 2 |
| Novo Nordisk Inc | $109.02 | 1 |
| Urogen Pharma, Inc. | $64.79 | 3 |
| Endo USA, Inc. | $59.03 | 2 |
| Procept Biorobotics Corporation | $56.55 | 2 |
What the 2025 payments were for
- Food and Beverage$738.06 · 24 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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