Keon Chang, M.D.
NPI 1669451738ActiveIndividual· Psychiatry & Neurology, Psychiatry· Westland, MI
Psychiatry & Neurology, Psychiatry (M.D.) in Westland, Michigan, licensed in MI, with an NPI issued in January 2006. Their prescriptions cost Medicare Part D more than their services did: $157,940 for 2,459 claims, against $17,627 paid for services in 2024.
Overview
| NPI | 1669451738 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Jan 17, 2006 |
| Last updated in NPPES | Oct 21, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Psychiatry Primary | 2084P0800X | 037628 | MI |
| Specialist | 174400000X | 4301037628 | 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 - Psychiatry (MI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 67 |
|---|---|
| Services billed | 303 across 1 procedure code |
| Paid by Medicare | $17,627 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,459 · 3,210 30-day fills |
|---|---|
| Patients | 132 |
| Total drug cost | $157,940 |
| Generic share | 96% of claims |
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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