Maura Macdonald Barr, DO
NPI 1275869752ActiveIndividual· Internal Medicine, Gastroenterology· Malvern, PA
Internal Medicine, Gastroenterology (DO) in Malvern, Pennsylvania, trained at Philadelphia College of Osteopathic Medicine (class of 2007). 385 Medicare patients in 2024, $211,821 paid; nearly all of their 739 Part D prescriptions were generic (92%). Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $1,271 in all, mostly food and beverage.
Overview
| NPI | 1275869752 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Oct 19, 2009 |
| Last updated in NPPES | Apr 11, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | OS015024 | PA |
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 - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 385 |
|---|---|
| Services billed | 10,528 across 34 procedure codes |
| Paid by Medicare | $211,821 |
Part D prescriptions in 2024
| Prescriptions (claims) | 739 · 1,502 30-day fills |
|---|---|
| Patients | 190 |
| Total drug cost | $63,559 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Gastroenterology |
Medical group
- Regional Gastroenterology Associates of Lancaster, Ltd.Lancaster, PA · 244 clinicians
Hospital affiliations
- Bryn Mawr HospitalBryn Mawr, PA
- Main Line Hospital LankenauWynnewood, PA
- Paoli HospitalPaoli, PA
- Riddle Memorial HospitalMedia, PA
Industry payments (Open Payments)
- 2025$1,271 · 62 payments from 16 companies
- 2024$1,207 · 62 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $332.53 | 22 |
| Takeda Pharmaceuticals U.S.A., Inc. | $241.21 | 10 |
| Gilead Sciences, Inc. | $93.65 | 4 |
| Madrigal Pharmaceuticals | $88.76 | 2 |
| Ardelyx, Inc. | $76.04 | 4 |
What the 2025 payments were for
- Food and Beverage$1,271 · 62 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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