Summary

Dr. Roy Yen specializes in gastroenterology and internal medicine, bringing three decades of clinical expertise to patient care. He earned his medical degree from New York University School of Medicine and has built extensive experience treating digestive health conditions. Dr. Yen communicates with patients in both Vietnamese and English.

Dr. Yen practices at Mission Community Hospital and Kaiser Permanente Panorama City Medical Center in Panorama City, California. He focuses on diagnosing and treating colon polyps and abdominal pain, including pregnancy-related abdominal discomfort. His procedural expertise includes performing colonoscopies and lower GI endoscopies to evaluate digestive concerns. Patients have given him an average rating of 3.0 on Vitals.

Overview based on verified provider data

Quick Facts

  • 3
  • 30 years of experience
  • speaks Vietnamese, English
  • New York University School Of Medicine
  • 1 written review
  • 2 specialties
  • 29 areas of expertise
  • 2 board certifications
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis

Office Locations

Dr. Roy Darwei Yen has 3 locations

Dr. Roy Darwei Yen

13652 Cantara StPanorama City, CA 91402

Mission Community Hospital

14850 Roscoe BlvdPanorama City, CA 91402

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Dr. Roy Darwei Yen, MDJi Soo Choi, APRNTheresa Obonyano, APRNAshley Anderson, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
30 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Vietnamese, English Speaks English Speaks English Speaks English
Panorama City , CASACRAMENTO , CASACRAMENTO , CASACRAMENTO , CA
Med School: New York University School Of Medicine Med School: New York University Med School: The University of Texas Health Science Center at Houston Med School: East Tennessee State University - Quillen College of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Roy Darwei Yen

  • Accepts Medicare

Medical Specialties

Dr. Roy Darwei Yen has the following 2 specialties

Specialty Expertise

Dr. Roy Darwei Yen has the following 29 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Anemia
  • Biliary Tract Diseases
  • Capsule Endoscopy
  • Celiac Disease
  • Chronic Hepatitis B
  • Chronic Pancreatitis
  • Colon Cancer
  • Colonoscopy
  • Constipation
  • Crohn's Disease
  • Diarrhea
  • Digestive System Endoscopy (EGD)
  • Endoscopic Retrograde Cholangiopancreatography (ERCP)
  • Gallbladder Diseases
  • Gastrointestinal Diseases (GI Diseases)
  • Hemorrhoids
  • Hepatitis C
  • Inflammatory Bowel Diseases (IBD)
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Liver Cirrhosis
  • Liver Diseases
  • Nausea
  • Pancreatic Cancer
  • Ulcerative Colitis
  • Ultrasonic Endoscopy (EUS)

Certifications, License, & Education

30 Years Experience

Dr. Roy Darwei Yen holds an expired medical license in the state of California.

Medical License

Medical Doctor with an expired medical license in the state of California that expired in 2025.

Education & Training

Medical School

Graduated from New York University School Of Medicine in 1996.

NPI Number

Dr. Yen's NPI number is 1073795597.

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Frequently Asked Questions

Is Dr. Roy Yen accepting new patients?
Dr. Roy Yen has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Roy Yen speak?
Dr. Roy Yen speaks Vietnamese and English.
Does Dr. Roy Yen accept my insurance?
You can see the insurance plans that Dr. Roy Yen accepts on their Vitals profile.
Which hospitals is Dr. Roy Yen affiliated with?
Dr. Roy Yen is affiliated with MISSION COMMUNITY HOSPITAL and Kaiser Permanente Panorama City Medical Center.
Where is Dr. Roy Yen's office located?
Dr. Roy Yen's office is located at 13652 Cantara St, Panorama City, CA, 91402.

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