Grace K. Mahowald, MD, PHD
NPI 1659665685ActiveIndividual· Pathology, Clinical Pathology· Boston, MA
Pathology, Clinical Pathology (MD, PHD) in Boston, Massachusetts, licensed in MA, with an NPI issued in June 2011. Enrolled in Medicare as practitioner - pathology. Roche Diagnostics Corporation reported $3,192 in payments in 2025, mostly speaking and faculty fees.
Overview
| NPI | 1659665685 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Jun 7, 2011 |
| Last updated in NPPES | Jul 21, 2026 |
| Certified by provider | Jul 21, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pathology, Clinical Pathology Primary | 207ZC0006X | L-247754 | MA |
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) |
|---|
Industry payments (Open Payments)
- 2025$3,192 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Roche Diagnostics Corporation | $3,192 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$3,192 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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