Alexander S. Krupnick, MD
NPI 1437175668ActiveIndividual· Thoracic Surgery (Cardiothoracic Vascular Surgery)· Baltimore, MD
Thoracic Surgery (Cardiothoracic Vascular Surgery) (MD) in Baltimore, Maryland, trained at University of Michigan Medical School (class of 1996). Medicare paid $81,861 for services to 90 patients in 2024. Pleural Dynamics Inc. was the largest of 2 companies reporting payments in 2025, $146.23 in all, mostly food and beverage.
Overview
| NPI | 1437175668 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 14, 2006 |
| Last updated in NPPES | Sep 29, 2026 |
| Certified by provider | Jun 1, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Thoracic Surgery (Cardiothoracic Vascular Surgery) Primary | 208G00000X | D89214 | MD |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 2004009699 | MO |
| Thoracic Surgery (Cardiothoracic Vascular Surgery) | 208G00000X | 0101261422 | VA |
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 - Thoracic Surgery (DC); Practitioner - Thoracic Surgery (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 90 |
|---|---|
| Services billed | 161 across 55 procedure codes |
| Paid by Medicare | $81,861 |
Education and affiliations
| Medical school | University of Michigan Medical School |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Thoracic Surgery |
| Secondary specialties | General Surgery |
| Telehealth | Offers telehealth |
Medical group
- University of Maryland Surgical Associates PABaltimore, MD · 93 clinicians
Hospital affiliations
- University of Maryland Medical CenterBaltimore, MD
- University of MD St Joseph Medical CenterTowson, MD
Industry payments (Open Payments)
- 2025$146.23 · 2 payments from 2 companies
- 2024$223.32 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pleural Dynamics Inc. | $119.50 | 1 |
| Merck Sharp & Dohme LLC | $26.73 | 1 |
What the 2025 payments were for
- Food and Beverage$146.23 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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