Robert GreenblattM.D.
Robert Greenblatt, M.D. is a Gastroenterology provider in Union, NJ affiliated with 2 ambulatory surgery centers in NJ, as of July 2026.
- NPI1861580433
- Registered2006
- Centers2
- StateNJ
- Class of1979
Case volumes, referral patterns, and payer mix live in DataLily AI Insights.
Ambulatory surgery centers
Centers whose service lines match this provider’s. Affiliations change; verify independently.
Education
Education on record as of August 2026.
Robert Greenblatt at a glance
- Provider
- Robert Greenblatt
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Union, NJ
- Medical school
- University of Southern California Keck School of Medicine
- Graduated
- 1979
- NPI registered
- 2006
- NPI
- 1861580433
- Snapshot
- July 2026
Identity, specialty, and affiliations change over time. This is not an endorsement, and not clinical, billing, or legal advice. Providers may request corrections at founders@datalilyai.com. Read the DataLily AI data methodology.
Questions
Where does Robert Greenblatt practice?
Robert Greenblatt, M.D. is based in Union, NJ and is affiliated with 2 ambulatory surgery centers: Endo Surgi Center PA in Union, NJ and Union Surgery Center LLC in Union, NJ. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Robert Greenblatt's NPI number?
Robert Greenblatt's National Provider Identifier (NPI) is 1861580433, registered in 2006. Specialty on record: Gastroenterology; credential M.D.
Where did Robert Greenblatt go to medical school?
Robert Greenblatt, M.D. attended University of Southern California Keck School of Medicine, graduating in 1979.
How many Gastroenterology providers in New Jersey work at ambulatory surgery centers?
180 Gastroenterology surgeons and proceduralists in New Jersey are affiliated with ambulatory surgery centers in DataLily AI's current snapshot, Robert Greenblatt among them. The New Jersey Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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