Open Accessibility Menu

Ronald Zelnick, MD,FACS,FASCRS

  • JMC Physician Group

About Ronald

Physician Bio

Dr. Zelnick has been in practice for over 25 years. Board Certified in General, Colon & Rectal Surgery, he completed his fellowship in Colon and Rectal Surgery at Henry Ford Hospital in Detroit, MI. Dr. Zelnick has received numerous accolades including outstanding efforts in colorectal cancer awareness from the American Cancer Society.


  • Anorectal Manometry and Rectal Ultrasound
  • Evaluation and treatment for Fecal Incontinence, Constipation and Anal Sphincter Disorders
  • Evaluation and treatment of Appendicitis and Diverticulitis
  • Evaluation and treatment of hemorrhoids including banding & HET Therapy
  • Colonoscopy and Colorectal Cancer Screenings
  • Gallbladder Surgery and Hernia Repair
  • Colon, Rectum, and Anal Cancer Surgery
  • Laparoscopic and Robotic Surgery
  • Medical School
  • Albany Medical College Albany, NY
  • Residency
  • Long Island Jewish Hospital
  • Fellowship
  • Henry Ford Hospital
  • Board Certification
  • American Board of Surgery
  • American Board of Colon and Rectal Surgery