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The Medical Group, PA is committed to providing patients with convenient access to high-quality care. We believe that providing high-quality care is not only about the medical advice that we dispense, but more importantly about the relationships we have with our patients. We continue to strive to be a leader in innovative medical practices and are one of the first offices in the area to offer online health services to our patients.




The M edical Group, PA was started in 1965 to provide care for the residents of the Essex County area. Thanks to our supportive patients, we have been able to grow our practice to serve Morris, Passaic, Union County and many more.


Andrew B. Stefaniwsky, MD

Dr Stefaniwsky has been with The Medical Group, PA  since 1982. He attended Rutgers University and Robert Wood Johnson Medical School and graduated in June, 1977 with his MD. He did his Fellowship at UMDNJ in Gastroenterology from 1980 to 1982.  

Robert A. Ruffini, MD

Dr. Ruffini Joined The Medical Group, PA in 1989. He attended Muhlenberg College and Thomas Jefferson Medical college where he earned his MD Degree in 1984. He did his two year Fellowship in Gastroenterology at Presbyterian Univerity of Pennsylvania Medical Center from 1987 to 1989.