Mark D. Horowitz MD PC
NPI 1780988717ActiveOrganization· Internal Medicine, Rheumatology· New York, NY
Internal Medicine, Rheumatology in New York, New York, registered in NPPES in January 2011. The authorized official on file is Mark D. Horowitz, MD, President. Enrolled in Medicare as part b supplier - clinic/group practice.
Overview
| NPI | 1780988717 |
|---|---|
| Status | Active |
| Entity type | Organization |
| NPI issued | Jan 5, 2011 |
| Last updated in NPPES | Jan 5, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | — | — |
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 Part B Supplier - Clinic/Group Practice (NY) |
|---|
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