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

Dr. Robert Michael Greenberg, MD

Individual provider Geriatric Psychiatry Physician · NPI 1912079070

Dr. Robert Michael Greenberg, MD is a Geriatric Psychiatry in Livingston, New Jersey. Graduated from Icahn School of Medicine at Mount Sinai in 1978, 48 years ago. Practices with Barnabas Health Medical Group, PC, a 255-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Connecticut, New Jersey and New York.

Years since qualifying
48
Trained at
Icahn School of Medicine at Mount Sinai
Licensed in
CT, NJ, NY
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.

See every abbreviation used in this directory →

Practice location Address checks out

200 S Orange Ave Ste 203
Livingston, NJ 07039-5817
Phone: (973) 322-0220
Show map & directions

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

Specialties & licences

Geriatric Psychiatry Physician (primary) Taxonomy 2084P0805X · Licence MAO48915 (NJ)
Geriatric Psychiatry Physician Taxonomy 2084P0805X · Licence 140829 (NY)
Geriatric Psychiatry Physician Taxonomy 2084P0805X · Licence 26121 (CT)

Record details

NPI number1912079070
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedNovember 14, 2006
Last updated in NPPESJune 5, 2026
Certification dateJune 5, 2026
Mailing address460 Park Ave Fl 17, New York, NY 10022-1860

Medicare enrollment

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

Medicare specialtyGERIATRIC PSYCHIATRY
Also practisesPSYCHIATRY
Medical schoolICAHN SCHOOL OF MEDICINE AT MOUNT SINAI
Graduated 1978 (48 years in practice)
Group practice Barnabas Health Medical Group, Pc — 255 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare