Emergency Medicine, Medical Toxicology
Dr. HOWARD GRELLER MD
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1376631085 · enumerated 2006-10-10 · record updated 2026-07-16. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Practice location 150 BERGEN ST DEPT OF, NEWARK, NJ, 07103-2496 (973) 972-9280 Google Maps Apple Maps OpenStreetMap
- Mailing address 150 BERGEN ST DEPT OF, NEWARK, NJ, 07103-2496 (973) 972-9280 Google Maps Apple Maps OpenStreetMap
Specialties
- Emergency Medicine 207P00000X · License 25MA11394200 NJ
- Preventive Medicine, Addiction Medicine 2083A0300X · License 61-20314 NY
- Emergency Medicine 207P00000X · License 224207 NY
- Preventive Medicine, Addiction Medicine 2083A0300X · License 25MA11394200 NJ
- Emergency Medicine, Medical Toxicology 207PT0002X · License 224207 NY
- Emergency Medicine, Medical Toxicology 207PT0002X · Primary · License 25MA11394200 NJ
In this directory
NJ Essex County Newark Emergency Medicine, Medical Toxicology
Locations and evidence
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Practice location
NEWARK, NJ, 071032496
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.