Summary

Dr. Theodore Koh specializes in gastroenterology, focusing on digestive system disorders and diseases. He earned his medical degree from Harvard Medical School and completed his residency training at Massachusetts General Hospital. With 36 years of experience in practice, Dr. Koh brings extensive expertise to patient care. He is fluent in both Chinese and English.

Dr. Koh practices at multiple locations throughout central New York, including Camillus, East Syracuse, Liverpool, Fayetteville, and Syracuse. His hospital affiliations include Saint Josephs Hospital Health Center, Upstate Community Hospital, and Upstate University Hospital. He treats patients with colon polyps, GERD, and acid reflux conditions. Dr. Koh performs colonoscopies, upper GI endoscopies, and lower GI endoscopies to diagnose and monitor digestive health concerns. Patients rate him 3.9 out of 5 stars on average.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.9
  • 36 years of experience
  • speaks Chinese, English
  • Massachusetts General Hospital
  • 9 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 3 hospital affiliations
  • 7 office locations
  • Male

Patients’ Perspective

  • Flexible scheduling

Office Locations

Dr. Theodore Joonil Koh has 7 locations

Associated Gastroenterologists Of Central New York Pc

260 Township Blvd Ste 20Camillus, NY 13031
Mon8:00 am - 4:00 pm
Tue8:00 am - 4:00 pm
Wed8:00 am - 4:00 pm
Thu8:00 am - 4:00 pm
Fri8:00 am - 4:00 pm
SatClosed
SunClosed

Associated Gastroenterologists Of Central New York Pc

4939 Brittonfield Pkwy Ste 209East Syracuse, NY 13057
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Associated Gastroenterologists Of Central New York Pc

5100 W Taft Rd Ste 3CLiverpool, NY 13088
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Associated Gastroenterologists Of Central New York Pc

4217 Medical Center DrFayetteville, NY 13066
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Upstate University Hospital

750 E Adams StSyracuse, NY 13210

Associated Gastroenterologists Of Cny Pc

260 Township Blvd Ste 10Camillus, NY 13031
Mon8:30 am - 4:00 pm
Tue8:30 am - 4:00 pm
Wed8:30 am - 4:00 pm
Thu8:30 am - 4:00 pm
Fri8:30 am - 4:00 pm
SatClosed
SunClosed

Endoscopy Center Of Central New York

4000 Medical Center Dr Ste 308Fayetteville, NY 13066
Mon7:00 am - 4:00 pm
Tue7:00 am - 4:00 pm
Wed7:00 am - 4:00 pm
Thu7:00 am - 4:00 pm
Fri7:00 am - 4:00 pm
SatClosed
SunClosed

Compare with Similar Doctors

Dr. Theodore Joonil Koh, MD
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Dr. Theodore Joonil Koh, MDDr. Divya Mallam, MDDr. Michael Schopis, MDChimdi Mfebe, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.9 
4.3 
36 Years of Experience 16 Years of Experience 9 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Chinese, English Speaks English Speaks English Speaks English
Camillus , NYNew York , NYNew York , NYLittle Rock , AR
Med School: Harvard Medical School Med School: State University of New York (SUNY) Downstate Health Sciences University College of Medicine Med School: University Of Toledo College Of Medicine Med School: Chamberlain University College of Nursing
Current Profile
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Insurance Plans Accepted by Dr. Theodore Joonil Koh

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Theodore Joonil Koh has the following specialty

Specialty Expertise

Dr. Theodore Joonil Koh has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

36 Years Experience

Dr. Theodore Joonil Koh holds an active medical license in the state of New York.

Medical License

Medical Doctor with an active medical license in the state of New York that expired in 2026.

Education & Training

Residency

Completed their residency at Massachusetts General Hospital.

Medical School

Graduated from Harvard Medical School in 1990.

NPI Number

Dr. Koh's NPI number is 1114931037.

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Frequently Asked Questions

Which hospitals is Dr. Theodore Koh affiliated with?
Dr. Theodore Koh is affiliated with SAINT JOSEPHS HOSPITAL HEALTH CENTER, Upstate Community Hospital, and Upstate University Hospital.
Is Dr. Theodore Koh accepting new patients?
Dr. Theodore Koh is accepting new patients on Vitals. View Dr. Theodore Koh's profile on Vitals to make an appointment.
Does Dr. Theodore Koh accept my insurance?
You can see the insurance plans that Dr. Theodore Koh accepts on their Vitals profile.
What languages does Dr. Theodore Koh speak?
Dr. Theodore Koh speaks Chinese and English.
How can I make an appointment with Dr. Theodore Koh?
You can find contact information for Dr. Theodore Koh here on Vitals.

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