Edward A. Hatt, MD
NPI 1770587008ActiveIndividual· Internal Medicine· Grand Haven, MI
Internal Medicine (MD) in Grand Haven, Michigan, trained at Michigan State University College of Human Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $1,324,426 for 14,173 claims, against $22,919 paid for services in 2024.
Overview
| NPI | 1770587008 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 1, 2005 |
| Last updated in NPPES | Jan 5, 2022 |
| Certified by provider | Jan 5, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 4301406759 | MI |
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 - Internal Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 123 |
|---|---|
| Services billed | 329 across 11 procedure codes |
| Paid by Medicare | $22,919 |
Part D prescriptions in 2024
| Prescriptions (claims) | 14,173 · 34,575 30-day fills |
|---|---|
| Patients | 1,007 |
| Total drug cost | $1,324,426 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 1986 |
| Medicare specialty | Internal Medicine |
Medical group
- Mercy Physician NetworkSpring Lake, MI · 112 clinicians
Hospital affiliations
- Spectrum HealthGrand Rapids, MI
- Trinity Health Grand Haven HospitalGrand Haven, MI
- Trinity Health Muskegon HospitalMuskegon, MI
Other facilities
- Trinity Health at Home - MuskegonHome health agency · Muskegon, MI
- Harbor HospiceHospice · Muskegon, MI
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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