John Evan Tower, DO
NPI 1558329359ActiveIndividual· Internal Medicine, Rheumatology· Rochester Hills, MI
Internal Medicine, Rheumatology (DO) in Rochester Hills, Michigan, trained at Michigan State University College of Human Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $1,873,843 for 3,650 claims, against $599,706 paid for services in 2024. Amgen Inc. was the largest of 17 companies reporting payments in 2025, $3,476 in all, mostly food and beverage.
Overview
| NPI | 1558329359 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 2, 2006 |
| Last updated in NPPES | Dec 3, 2025 |
| Certified by provider | Dec 3, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 5101009426 | 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 - Rheumatology (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 264 |
|---|---|
| Services billed | 53,863 across 30 procedure codes |
| Paid by Medicare | $599,706 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,650 · 7,754 30-day fills |
|---|---|
| Patients | 445 |
| Total drug cost | $1,873,843 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Michigan State University College of Human Medicine |
|---|---|
| Graduation year | 1985 |
| Medicare specialty | Rheumatology |
| Telehealth | Offers telehealth |
Medical group
- John E Tower DO PCRochester Hills, MI · 8 clinicians
Hospital affiliations
- Beaumont Hospital - Grosse PointeGrosse Pointe, MI
- Beaumont Hospital Royal OakRoyal Oak, MI
- Beaumont Hospital, TroyTroy, MI
- Henry Ford Macomb HospitalClinton Township, MI
- Spectrum Health United HospitalGreenville, MI
Industry payments (Open Payments)
- 2025$3,476 · 172 payments from 17 companies
- 2024$2,677 · 99 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $1,097 | 61 |
| Janssen Biotech, Inc. | $503.95 | 20 |
| Abbvie Inc. | $493.40 | 27 |
| Ucb, Inc. | $270.57 | 6 |
| Novartis Pharmaceuticals Corporation | $226.45 | 10 |
What the 2025 payments were for
- Food and Beverage$3,359 · 170 payments
- Education$116.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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