Mary E. Bollinger, D.O
NPI 1629011127ActiveIndividual· Pediatrics, Pediatric Allergy/Immunology· Baltimore, MD
Pediatrics, Pediatric Allergy/Immunology (D.O) in Baltimore, Maryland, trained at Philadelphia College of Osteopathic Medicine (class of 1989). Part D covered 50 prescriptions written in 2024, 86% of them generic. Glaxosmithkline, LLC. was the largest of 4 companies reporting payments in 2025, $165.96 in all, mostly food and beverage.
Overview
| NPI | 1629011127 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | D.O |
| Sole proprietor | No |
| NPI issued | Jun 13, 2006 |
| Last updated in NPPES | Nov 5, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Allergy/Immunology Primary | 2080P0201X | H45009 | MD |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Allergy/Immunology (MD) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 50 · 127 30-day fills |
|---|---|
| Total drug cost | $10,495 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Philadelphia College of Osteopathic Medicine |
|---|---|
| Graduation year | 1989 |
| Medicare specialty | Allergy/Immunology |
Medical group
- University of Maryland Pediatric Associates, PABaltimore, MD · 55 clinicians
Industry payments (Open Payments)
- 2025$165.96 · 7 payments from 4 companies
- 2024$53.70 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Glaxosmithkline, LLC. | $70.59 | 3 |
| Pfizer Inc. | $40.16 | 2 |
| Neurocrine Biosciences, Inc. | $34.01 | 1 |
| Ascendis Pharma Endocrinology Inc | $21.20 | 1 |
What the 2025 payments were for
- Food and Beverage$165.96 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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