Mark GreavesM.D.
Gastroenterology·Hillsborough, NJ
Mark Greaves, M.D. is a Gastroenterology provider in Hillsborough, NJ affiliated with 2 ambulatory surgery centers in NJ, as of July 2026.
- NPI1518139914
- Registered2008
- Centers2
- StateNJ
- Class of2002
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.
Mark Greaves at a glance
- Provider
- Mark Greaves
- Credential
- M.D.
- Specialty
- Gastroenterology
- Procedures
- Gastroenterology CPT codes
- Location
- Hillsborough, NJ
- Medical school
- Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
- Graduated
- 2002
- NPI registered
- 2008
- NPI
- 1518139914
- 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 Mark Greaves practice?
Mark Greaves, M.D. is based in Hillsborough, NJ and is affiliated with 2 ambulatory surgery centers: Bridgewater Ambualtory Surgery Center LLC in Bridgewater, NJ and Central Jersey Ambulatory Surgical Center LLC in Hillsborough, NJ. Affiliations reflect the current DataLily AI snapshot (July 2026) and can change.
What is Mark Greaves's NPI number?
Mark Greaves's National Provider Identifier (NPI) is 1518139914, registered in 2008. Specialty on record: Gastroenterology; credential M.D.
Where did Mark Greaves go to medical school?
Mark Greaves, M.D. attended Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University, graduating in 2002.
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, Mark Greaves among them. The New Jersey Gastroenterology directory lists each one by city with credential, NPI, and center affiliations.
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