Summary

Dr. Catherine Ngo is a gastroenterologist who focuses on digestive system disorders and related conditions. She earned her medical degree from Wake Forest School of Medicine and has been practicing for 20 years. Dr. Ngo is fluent in Spanish, Vietnamese, and English.

Dr. Ngo is affiliated with MemorialCare Saddleback Medical Center and practices in Aliso Viejo, California. She specializes in treating colon polyps, hemorrhoids, and diverticular disease. Her expertise includes performing colonoscopies, lower GI endoscopy, and esophagus tests. Patients have given her an average rating of 3.5 out of 5 on Vitals.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.5
  • 20 years of experience
  • 32 insurance plans accepted
  • speaks Spanish, Vietnamese, English
  • Wake Forest School Of Medicine
  • 17 written reviews
  • 2 specialties
  • 30 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Female

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Location

Catherine Bao Ngo

26671 Aliso Creek Rd Ste 301Aliso Viejo, CA 92656

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Catherine Bao Ngo, MDBhavana Akotia, PA-CTheresa Obonyano, APRNJi Soo Choi, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
20 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks Spanish, Vietnamese, English Speaks English Speaks English Speaks English
Aliso Viejo , CATempe , AZSACRAMENTO , CASACRAMENTO , CA
Med School: Wake Forest School Of Medicine Med School: Charles R Drew University Med School: The University of Texas Health Science Center at Houston Med School: New York University
Current Profile
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Insurance Plans Accepted by Catherine Bao Ngo

  • Aetna
  • Aetna - HMO
  • Alignment Health Plan
  • Alignment Health Plan - HMO
  • Anthem Blue Cross
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima
  • Cigna
  • GEHA
  • Health Net - HMO
  • Humana
  • Magellan Health
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Nippon Life Benefits
  • Providence Health Plans
  • Regence BlueShield
  • Sana
  • SCAN Health Plan
  • SCAN Health Plan - HMO
  • State Farm
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare Oxford
  • UPMC Health Plan

Medical Specialties

Catherine Bao Ngo has the following 2 specialties

Specialty Expertise

Catherine Bao Ngo has the following 30 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Anemia
  • Barrett Esophagus
  • Biliary Atresia
  • Celiac Disease
  • Colonoscopy
  • Colorectal Cancer
  • Constipation
  • Crohn's Disease
  • Diaphragmatic Hernia
  • Enteritis
  • Esophagitis
  • Gallstones (Cholecystolithiasis)
  • Gastritis
  • Gastroenterologist
  • Gastrointestinal Diseases (GI Diseases)
  • Gastroparesis
  • Heartburn
  • Hemorrhoids
  • Hepatitis C
  • Intestinal Diseases (Duodenal Diseases)
  • Intestinal Obstruction
  • Irritable Bowel Syndrome (IBS)
  • Jaundice
  • Malnutrition
  • Pancreas inflammation (Pancreatitis)
  • Ulcerative Colitis
  • Vomiting

Certifications, License, & Education

20 Years Experience

Catherine Bao Ngo 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 Wake Forest School Of Medicine in 2006.

NPI Number

Catherine Bao Ngo's NPI number is 1558531129.

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Frequently Asked Questions

Where is Catherine Ngo's office located?
Catherine Ngo's office is located at 26671 Aliso Creek Rd Ste 301, Aliso Viejo, CA, 92656.
Is Catherine Ngo accepting new patients?
Catherine Ngo is accepting new patients on Vitals. View Catherine Ngo's profile on Vitals to make an appointment.
Does Catherine Ngo accept virtual/telehealth appointments?
Catherine Ngo has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Catherine Ngo affiliated with?
Catherine Ngo is affiliated with Memorialcare Saddleback Medical Center.
How can I make an appointment with Catherine Ngo?
You can find contact information for Catherine Ngo here on Vitals.

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