Mark Alan Henry, DDS MS
NPI 1184889644ActiveIndividual· Dentist, Endodontics· Peru, IL
Opted out of Medicare from July 2016 to July 2028. Dentist, Endodontics (DDS MS) in Peru, Illinois, licensed in IL, with an NPI issued in July 2008. Part D covered 118 prescriptions written in 2024, 100% of them generic.
Overview
| NPI | 1184889644 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DDS MS |
| Sole proprietor | No |
| NPI issued | Jul 24, 2008 |
| Last updated in NPPES | Jul 24, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, Endodontics Primary | 1223E0200X | 021001743 | IL |
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) | Not in the public enrollment file of Oct 1, 2026 |
|---|---|
| Opt-out | Opted out Jul 8, 2016 – Jul 8, 2028 |
| Can order and refer | Yes |
During an opt-out period the provider sees Medicare patients only under private contracts, and Medicare does not pay claims for their services.
Part D prescriptions in 2024
| Prescriptions (claims) | 118 · 118 30-day fills |
|---|---|
| Patients | 90 |
| Total drug cost | $386.01 |
| Generic share | 100% 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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