Summary

Dr. Scott Marnoy is a gastroenterologist and internal medicine physician who earned his medical degree from Tufts University School of Medicine. He completed his residency training at Cedars Sinai Medical Center, giving him a strong foundation in comprehensive patient care. With 44 years of medical experience, Dr. Marnoy brings extensive knowledge to his practice. He provides care in English for his patients.

Dr. Marnoy practices at Kaiser Foundation Hospital in Fontana, California. His dual specialization allows him to address both digestive health concerns and general internal medicine needs. Through his decades of experience, he has developed expertise in managing complex medical conditions that require both specialized gastroenterology knowledge and comprehensive internal medicine care.

AI-generated from data on this provider profile.

Quick Facts

  • 44 years of experience
  • speaks English
  • Cedars Sinai Medical Center
  • 2 specialties
  • 11 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Kaiser Foundation Hospital

9961 Sierra AveFontana, CA 92335

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Dr. Scott Owen Marnoy, MDAshley Anderson, APRNJi Soo Choi, APRNJan Seiler, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
44 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Fontana , CASACRAMENTO , CASACRAMENTO , CAMontgomery , AL
Med School: Tufts University School Of Medicine Med School: East Tennessee State University - Quillen College of Medicine Med School: New York University Med School: Georgia State University
Current Profile
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Insurance Plans Accepted by Dr. Scott Owen Marnoy

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

Medical Specialties

Dr. Scott Owen Marnoy has the following 2 specialties

Specialty Expertise

Dr. Scott Owen Marnoy has the following 11 areas of expertise

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

Certifications, License, & Education

44 Years Experience

MEDICAL LICENSE

Medical Doctor, California, 2026, Active

EDUCATION & TRAINING

Residency

Cedars Sinai Medical Center

Medical School

Tufts University School Of MedicineGraduated in 1983
TUFTS UNIVERSITY SCHOOL OF MEDICINEGraduated in 1982

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Frequently Asked Questions

Does Dr. Scott Marnoy accept my insurance?
You can see the insurance plans that Dr. Scott Marnoy accepts on their Vitals profile.
How can I make an appointment with Dr. Scott Marnoy?
You can find contact information for Dr. Scott Marnoy here on Vitals.
Is Dr. Scott Marnoy accepting new patients?
Dr. Scott Marnoy has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Scott Marnoy speak?
Dr. Scott Marnoy speaks English.
Where is Dr. Scott Marnoy's office located?
Dr. Scott Marnoy's office is located at 9961 Sierra Ave, Fontana, CA, 92335.

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