Mary Elizabeth Kreider, MD
NPI 1316979313ActiveIndividual· Internal Medicine, Critical Care Medicine· Philadelphia, PA
Internal Medicine, Critical Care Medicine (MD) in Philadelphia, Pennsylvania, trained at Perelman School of Med at the University of Pennsylvania (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $1,856,034 for 720 claims, against $45,391 paid for services in 2024. Boehringer Ingelheim Pharmaceuticals, Inc. reported $137.60 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1316979313 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 7, 2006 |
| Last updated in NPPES | Sep 16, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Critical Care Medicine Primary | 207RC0200X | MD070590L | PA |
| Internal Medicine, Pulmonary Disease | 207RP1001X | MD070590L | 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 - Critical Care (Intensivists) (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 257 |
|---|---|
| Services billed | 499 across 12 procedure codes |
| Paid by Medicare | $45,391 |
Part D prescriptions in 2024
| Prescriptions (claims) | 720 · 1,009 30-day fills |
|---|---|
| Patients | 133 |
| Total drug cost | $1,856,034 |
| Generic share | 64% of claims |
Education and affiliations
| Medical school | Perelman School of Med at the University of Pennsylvania |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Critical Care (Intensivists) |
| Secondary specialties | Pulmonary Disease |
| Telehealth | Offers telehealth |
Medical group
- University of Penn - Medical GroupPhiladelphia, PA · 3,505 clinicians
Hospital affiliations
- Chester County HospitalWest Chester, PA
- Hospital of Univ of PennsylvaniaPhiladelphia, PA
- Penn Presbyterian Medical CenterPhiladelphia, PA
- Pennsylvania HospitalPhiladelphia, PA
Other facilities
- Penn Medicine Home HealthHome health agency · Bala Cynwyd, PA
Industry payments (Open Payments)
- 2025$137.60 · 1 payment from 1 company
- 2024$109.96 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boehringer Ingelheim Pharmaceuticals, Inc. | $137.60 | 1 |
What the 2025 payments were for
- Food and Beverage$137.60 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 95 critical care physicians in Philadelphia · All critical care physicians in Pennsylvania