Leonard B. Johnson, MD
NPI 1982697645ActiveIndividual· Internal Medicine, Infectious Disease· Grosse Pointe Woods, MI
Internal Medicine, Infectious Disease (MD) in Grosse Pointe Woods, Michigan, trained at Michigan State University College of Osteopathic Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $683,444 for 648 claims, against $35,857 paid for services in 2024.
Overview
| NPI | 1982697645 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 29, 2005 |
| Last updated in NPPES | May 11, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Infectious Disease Primary | 207RI0200X | 4301062126 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Infectious Disease (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 206 |
|---|---|
| Services billed | 530 across 18 procedure codes |
| Paid by Medicare | $35,857 |
Part D prescriptions in 2024
| Prescriptions (claims) | 648 · 710 30-day fills |
|---|---|
| Patients | 186 |
| Total drug cost | $683,444 |
| Generic share | 47% of claims |
Education and affiliations
| Medical school | Michigan State University College of Osteopathic Medicine |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Infectious Disease |
| Secondary specialties | Internal Medicine |
Medical group
- Henry Ford Health St. John HospitalDetroit, MI · 348 clinicians
Hospital affiliations
- Henry Ford Health HospitalDetroit, MI
- Henry Ford Health St John HospitalDetroit, 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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