Heidi L. Griggs, DO
NPI 1902876477ActiveIndividual· Internal Medicine· Portage, MI
Internal Medicine (DO) with Bronson Methodist Hospital, practicing in Portage, Michigan. Their prescriptions cost Medicare Part D more than their services did: $732,156 for 6,770 claims, against $33,811 paid for services in 2024. Abbott Laboratories reported $17.88 in payments in 2025, mostly food and beverage. Lists Bronson Battle Creek Hospital and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1902876477 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | Jan 25, 2006 |
| Last updated in NPPES | Nov 27, 2023 |
| Certified by provider | Oct 9, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 5101011607 | MI |
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 - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 161 |
|---|---|
| Services billed | 468 across 16 procedure codes |
| Paid by Medicare | $33,811 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,770 · 15,582 30-day fills |
|---|---|
| Patients | 528 |
| Total drug cost | $732,156 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1992 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Bronson Methodist HospitalKalamazoo, MI · 729 clinicians
Hospital affiliations
- Bronson Battle Creek HospitalBattle Creek, MI
- Bronson Lakeview HospitalPaw Paw, MI
- Bronson Methodist HospitalKalamazoo, MI
- Bronson South Haven HospitalSouth Haven, MI
Other facilities
- Bronson at Home Healthcare ServicesHome health agency · Battle Creek, MI
Industry payments (Open Payments)
- 2025$17.88 · 1 payment from 1 company
- 2024$278.23 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbott Laboratories | $17.88 | 1 |
What the 2025 payments were for
- Food and Beverage$17.88 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 24 internal medicine physicians in Portage · All internal medicine physicians in Michigan