Mark A. Weiner, MD
NPI 1669590352ActiveIndividual· Internal Medicine, Addiction Medicine· Ypsilanti, MI
Internal Medicine, Addiction Medicine (MD) in Ypsilanti, Michigan, trained at Js Weill Medical College, Cornell University (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $187,099 for 920 claims, against $25,490 paid for services in 2024.
Overview
| NPI | 1669590352 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 27, 2007 |
| Last updated in NPPES | Jun 13, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Addiction Medicine Primary | 207RA0401X | 4301067395 | MI |
| Internal Medicine | 207R00000X | 4301067395 | 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 - Addiction Medicine (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 69 |
|---|---|
| Services billed | 245 across 9 procedure codes |
| Paid by Medicare | $25,490 |
Part D prescriptions in 2024
| Prescriptions (claims) | 920 · 1,113 30-day fills |
|---|---|
| Patients | 122 |
| Total drug cost | $187,099 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Js Weill Medical College, Cornell University |
|---|---|
| Graduation year | 1993 |
| Medicare specialty | Addiction Medicine |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Iha Health Services CorporationPontiac, MI · 1,168 clinicians
Hospital affiliations
- Chelsea HospitalChelsea, MI
- Trinity Health Ann Arbor HospitalAnn Arbor, 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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