Howard A. Greller, MD
NPI 1376631085ActiveIndividual· Emergency Medicine, Medical Toxicology· Newark, NJ
Emergency Medicine, Medical Toxicology (MD) in Newark, New Jersey, trained at New York University School of Medicine (class of 1998). Mostly services rather than prescriptions: Medicare paid $5,577 for 42 patients in 2024, with only 49 Part D claims.
Overview
| NPI | 1376631085 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 10, 2006 |
| Last updated in NPPES | Jul 16, 2026 |
| Certified by provider | Jul 16, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine, Medical Toxicology Primary | 207PT0002X | 25MA11394200 | NJ |
| Emergency Medicine | 207P00000X | 25MA11394200 | NJ |
| Preventive Medicine, Addiction Medicine | 2083A0300X | 61-20314 | NY |
| Emergency Medicine | 207P00000X | 224207 | NY |
| Preventive Medicine, Addiction Medicine | 2083A0300X | 25MA11394200 | NJ |
| Emergency Medicine, Medical Toxicology | 207PT0002X | 224207 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Emergency Medicine (NJ) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 42 |
|---|---|
| Services billed | 43 across 5 procedure codes |
| Paid by Medicare | $5,577 |
Part D prescriptions in 2024
| Prescriptions (claims) | 49 · 59 30-day fills |
|---|---|
| Patients | 36 |
| Total drug cost | $2,730 |
| Generic share | 92% of claims |
Education and affiliations
| Medical school | New York University School of Medicine |
|---|---|
| Graduation year | 1998 |
| Medicare specialty | Emergency Medicine |
| Secondary specialties | Addiction Medicine, Medical Toxicology |
Medical group
- University Physician Associates of New Jersey IncNewark, NJ · 378 clinicians
Hospital affiliation
- The University HospitalNewark, NJ
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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