Bartosz J. Grzywacz, M.D.
NPI 1386870251ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Madison, WI
Pathology, Anatomic Pathology & Clinical Pathology (M.D.) with Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr Inc, practicing in Madison, Wisconsin. Medicare paid $17,899 for services to 169 patients in 2024. Lists Beth Israel Deaconess Hospital - Needham and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1386870251 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 5, 2009 |
| Last updated in NPPES | Apr 28, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 107470 | MN |
| Pathology, Hematology | 207ZH0000X | 107470 | MN |
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 - Pathology (MA); Practitioner - Pathology (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 169 |
|---|---|
| Services billed | 588 across 19 procedure codes |
| Paid by Medicare | $17,899 |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Pathology |
Medical group
- Harvard Medical Faculty Phys at Beth Israel Deaconess Med Ctr IncBoston, MA · 1,740 clinicians
Hospital affiliations
- Beth Israel Deaconess Hospital - NeedhamNeedham, MA
- Beth Israel Deaconess Hospital PlymouthPlymouth, MA
- Beth Israel Deaconess Medical CenterBoston, MA
- Brigham and Women's HospitalBoston, MA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 58 pathologists in Madison · All pathologists in Wisconsin