Clifton, NJ Gastroenterologists

Clifton, New JerseyLocated in Clifton, New Jersey,  Gastroenterology Associates of New Jersey (GANJ) is a premier practice comprised of a team of highly skilled gastroenterologists. As part of our dedication to complete care, our board certified physicians and professional staff will effectively evaluate, diagnose and treat acute and chronic gastrointestinal conditions.

GANJ boasts locations throughout four counties and is affiliated with five ambulatory surgery centers to provide the best possible care for patients living with digestive disorders. In addition, our multidisciplinary practice offers coordinated and comprehensive services with an emphasis on personalized care tailored to meet individual needs.

Conditions We Treat

Our experienced physicians and staff provide the highest quality of care for conditions including:

Our Services

With a team approach and an extensive network of experienced physicians, GANJ is able to provide comprehensive diagnostic and treatment services, including:

Our Locations in Clifton, NJ

1011 Clifton Avenue
Clifton, NJ 07013
Tel: (973) 471-8200
Fax: (973) 471-3032
Steven D. Gronowitz, MD, FACG
Andrew S. Boxer, MD
Natan N. Krohn, MD

925 Clifton Avenue
Clifton, NJ 07013
Tel: (973) 458-0408
Fax: (973) 405-6564
Joseph M. Roth, MD
Frank Ruiz, MD
Kenneth G. Zierer, MD

1195 Clifton Avenue
Clifton, NJ 07013
Tel: (973) 785-0102
Fax: (973) 785-0335
Michael M. Mainero, MD

842 Clifton Avenue
Clifton, NJ 07013
Tel: (973) 470-0101
Fax: (973) 777-3024
Ashok Gupta, MD
Tel: (973) 777-5717
Fax: (201) 632-4815
John J. Farkas, MD