Kathleen Prendergast, MD
NPI 1649260753ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Glen Burnie, MD
Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Glen Burnie, Maryland, trained at State University of Ny Upstate Medical University (class of 1997). Their prescriptions cost Medicare Part D more than their services did: $1,506,842 for 3,256 claims, against $81,179 paid for services in 2024. Corcept Therapeutics was the largest of 3 companies reporting payments in 2025, $123.98 in all, mostly food and beverage.
Overview
| NPI | 1649260753 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 28, 2005 |
| Last updated in NPPES | Oct 16, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | D0063787 | 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 - Endocrinology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 470 |
|---|---|
| Services billed | 1,721 across 15 procedure codes |
| Paid by Medicare | $81,179 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,256 · 8,017 30-day fills |
|---|---|
| Patients | 461 |
| Total drug cost | $1,506,842 |
| Generic share | 44% of claims |
Education and affiliations
| Medical school | State University of Ny Upstate Medical University |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Endocrinology |
| Telehealth | Offers telehealth |
Medical group
- University of Maryland Community Medical Group IncEaston, MD · 477 clinicians
Hospital affiliations
- Luminis Health Anne Arundel Medical Center, IncAnnapolis, MD
- University of MD Baltimore Washington Medical CenterGlen Burnie, MD
Industry payments (Open Payments)
- 2025$123.98 · 5 payments from 3 companies
- 2024$800.19 · 38 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corcept Therapeutics | $71.79 | 3 |
| Dexcom, Inc. | $27.68 | 1 |
| Convatec Inc. | $24.51 | 1 |
What the 2025 payments were for
- Food and Beverage$123.98 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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