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

Dr. Gregory P Hatzis, MD, DDS

Individual provider Oral & Maxillofacial Surgery (D.M.D.) · NPI 1639274590

Dr. Gregory P Hatzis, MD, DDS is an Oral & Maxillofacial Surgery (D.M.D.) in Newark, New Jersey. Practices as a sole proprietor. Licensed in New Jersey and Texas.

Licensed in
NJ, TX
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
DDS — Doctor of Dental Surgery
A dentist. DDS and DMD are the same qualification — universities choose which title to award.

See every abbreviation used in this directory →

Practice location Address checks out

110 Bergen St Rm B854
Newark, NJ 07103-2495
Phone: (973) 972-2444
Fax: (973) 972-3689
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Oral and Maxillofacial Surgery (Dentist) (primary) Taxonomy 1223S0112X · Licence 22DI02319600 (NJ)
Oral & Maxillofacial Surgery (D.M.D.) Taxonomy 204E00000X · Licence L9730 (TX)
Oral and Maxillofacial Surgery (Dentist) Taxonomy 1223S0112X · Licence 23172 (TX)

Record details

NPI number1639274590
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , DDS
Sole proprietorYes
NPI enumeratedSeptember 14, 2006
Last updated in NPPESJuly 9, 2016
Mailing address110 Bergen St, Rm B854, Newark, NJ 07103-2495

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