David M. Kastenberg, M.D.
NPI 1205805439ActiveIndividual· Internal Medicine, Gastroenterology· Phila, PA
Internal Medicine, Gastroenterology (M.D.) in Phila, Pennsylvania, trained at New York University School of Medicine (class of 1987). Their prescriptions cost Medicare Part D more than their services did: $910,203 for 671 claims, against $44,094 paid for services in 2024. Madrigal Pharmaceuticals reported $17.27 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1205805439 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 17, 2006 |
| Last updated in NPPES | Oct 28, 2024 |
| Certified by provider | Oct 28, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD042503L | 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 (NJ); Practitioner - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 287 |
|---|---|
| Services billed | 441 across 34 procedure codes |
| Paid by Medicare | $44,094 |
Part D prescriptions in 2024
| Prescriptions (claims) | 671 · 1,589 30-day fills |
|---|---|
| Patients | 184 |
| Total drug cost | $910,203 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Gastroenterology |
| Telehealth | Offers telehealth |
Medical groups
- Jefferson University PhysiciansPhiladelphia, PA · 1,531 clinicians
- Jefferson University Physicians of New Jersey PCCherry Hill, NJ · 119 clinicians
Hospital affiliations
- Jefferson Stratford HospitalStratford, NJ
- Thomas Jefferson University HospitalPhiladelphia, PA
Industry payments (Open Payments)
- 2025$17.27 · 1 payment from 1 company
- 2024$39.25 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Madrigal Pharmaceuticals | $17.27 | 1 |
What the 2025 payments were for
- Food and Beverage$17.27 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 27 gastroenterologists in Phila · All gastroenterologists in Pennsylvania