Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Howard A Greller, MD

Individual provider Emergency Medicine Physician · NPI 1376631085

Dr. Howard A Greller, MD is an Emergency Medicine in Newark, New Jersey. Graduated from New York University School of Medicine in 1998, 28 years ago. Practices with University Physician Associates of New Jersey Inc, a 377-clinician group and accepts Medicare assignment. Licensed in New Jersey and New York.

Years since qualifying
28
Trained at
New York University School of Medicine
Licensed in
NJ, NY
In the registry since
2006
Specialties on file
6
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

150 Bergen St Dept OF
Newark, NJ 07103-2496
Phone: (973) 972-9280
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Medical Toxicology (Emergency Medicine) Physician (primary) Taxonomy 207PT0002X · Licence 25MA11394200 (NJ)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 25MA11394200 (NJ)
Addiction Medicine (Preventive Medicine) Physician Taxonomy 2083A0300X · Licence 61-20314 (NY)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 224207 (NY)
Addiction Medicine (Preventive Medicine) Physician Taxonomy 2083A0300X · Licence 25MA11394200 (NJ)
Medical Toxicology (Emergency Medicine) Physician Taxonomy 207PT0002X · Licence 224207 (NY)

Record details

NPI number1376631085
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 10, 2006
Last updated in NPPESJuly 16, 2026
Certification dateJuly 16, 2026
Mailing address150 Bergen St Dept Of, Newark, NJ 07103-2496

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Also practisesADDICTION MEDICINE, MEDICAL TOXICOLOGY
Medical schoolNEW YORK UNIVERSITY SCHOOL OF MEDICINE
Graduated 1998 (28 years in practice)
Group practice University Physician Associates Of New Jersey Inc — 377 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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