Katherine Maccallum, MD
NPI 1194110189ActiveIndividual· Surgery, Vascular Surgery· Providence, RI
Surgery, Vascular Surgery (MD) with Lifespan Physician Group Inc and 1 other group, practicing in Providence, Rhode Island. In 2024 Medicare paid $61,487 for 146 patients, and Part D covered 51 of their prescriptions, 84% of them generic. W. L. Gore & Associates, Inc. was the largest of 8 companies reporting payments in 2025, $2,073 in all, mostly food and beverage. Lists Jacobi Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1194110189 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 6, 2015 |
| Last updated in NPPES | Sep 21, 2022 |
| Certified by provider | Apr 18, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | MD18473 | RI |
| Surgery, Vascular Surgery | 2086S0129X | 293441 | MA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - General Surgery (NY); Practitioner - Vascular Surgery (RI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 146 |
|---|---|
| Services billed | 404 across 56 procedure codes |
| Paid by Medicare | $61,487 |
Part D prescriptions in 2024
| Prescriptions (claims) | 51 · 105 30-day fills |
|---|---|
| Patients | 25 |
| Total drug cost | $4,729 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Vascular Surgery |
Medical groups
- Lifespan Physician Group IncProvidence, RI · 1,173 clinicians
- University Surgical Associates, Inc.Providence, RI · 101 clinicians
Hospital affiliations
- Jacobi Medical CenterBronx, NY
- Rhode Island HospitalProvidence, RI
Industry payments (Open Payments)
- 2025$2,073 · 22 payments from 8 companies
- 2024$863.58 · 7 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $1,109 | 13 |
| Boston Scientific Corporation | $302.39 | 3 |
| Shockwave Medical, Inc | $169.28 | 1 |
| Bolton Medical Inc | $136.61 | 1 |
| Stryker Corporation | $106.68 | 1 |
What the 2025 payments were for
- Food and Beverage$1,302 · 17 payments
- Travel and Lodging$770.85 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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