Grant Preston Harrison, M.D.
NPI 1598183170ActiveIndividual· Pathology, Anatomic Pathology & Clinical Pathology· Rochester, MN
Pathology, Anatomic Pathology & Clinical Pathology (M.D.) in Rochester, Minnesota, trained at University of Alabama School of Medicine (class of 2014). Medicare paid $69,388 for services to 748 patients in 2024. Astrazeneca Pharmaceuticals LP reported $23.62 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1598183170 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 1, 2014 |
| Last updated in NPPES | Mar 21, 2020 |
| Certified by provider | Mar 21, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Anatomic Pathology & Clinical Pathology Primary | 207ZP0102X | 65731 | MN |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | 0101263661 | VA |
| Pathology, Anatomic Pathology & Clinical Pathology | 207ZP0102X | 39108 | AL |
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 (AL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 748 |
|---|---|
| Services billed | 2,352 across 23 procedure codes |
| Paid by Medicare | $69,388 |
Education and affiliations
| Medical school | University of Alabama School of Medicine |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Pathology |
Medical group
- Pathology Associates, P.C.Huntsville, AL · 13 clinicians
Hospital affiliations
- Crestwood Medical CenterHuntsville, AL
- Highlands Medical CenterScottsboro, AL
- Huntsville HospitalHuntsville, AL
- Marshall Medical CentersBoaz, AL
Industry payments (Open Payments)
- 2025$23.62 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $23.62 | 1 |
What the 2025 payments were for
- Food and Beverage$23.62 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 173 pathologists in Rochester · All pathologists in Minnesota