Summary

Dr. Derek Ngai is a gastroenterologist who specializes in pediatric digestive health. He earned his medical degree from the University of Texas Southwestern Medical Center and completed his residency at UT Southwestern - Children's Medical Center in 2019. Dr. Ngai furthered his training with fellowships at UT Southwestern - Children's Medical Center in 2022 and UT Southwestern Medical Center in 2025, bringing a decade of experience to his practice. He is fluent in both English and Spanish.

Dr. Ngai practices at Children's Medical Center Dallas and sees patients at locations in Dallas and Fairview, Texas. His clinical expertise focuses on common digestive challenges that affect young patients, including celiac disease, constipation, and diarrhea. He also specializes in caring for children experiencing failure to thrive, helping families address complex nutritional and growth concerns through comprehensive digestive health management.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 10 years of experience
  • 28 insurance plans accepted
  • speaks English, Spanish
  • UT Southwestern Medical Center
  • 4 specialties
  • 5 areas of expertise
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Derek Ming Hei Ngai has 2 locations

Children's Health Specialty Center Dallas Campus

2350 N Stemmons Fwy Ste F4500Dallas, TX 75207
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Children's Health Specialty Center Fairview

195 Murray Farm Dr Ste 100Fairview, TX 75069
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

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Dr. Derek Ming Hei Ngai, MD
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Dr. Derek Ming Hei Ngai, MDDr. Rajesh Putcha, MDDr. Arshad Malik, MDDr. Moustafa Youssef, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
4.7 
4.2 
10 Years of Experience
Virtual Visit Available No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English Speaks Arabic, English
Dallas , TXMcKinney , TXPlano , TXMansfield , TX
Med School: University of Texas Southwestern Medical Center Med School: University of Miami School of Medicine Med School: Aga Khan University Medical College Med School: University of Mansoura
Current Profile
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Insurance Plans Accepted by Dr. Derek Ming Hei Ngai

  • Aetna
  • Aetna - Medicaid
  • Aetna - Medicaid (Managed)
  • Aetna Better Health - Medicaid (Managed)
  • Ambetter - Medicaid (Managed)
  • AmeriGroup
  • Anthem Blue Cross
  • Baylor Scott & White Health Plan
  • Blue Cross Blue Shield of Texas
  • Blue Cross Blue Shield of Texas - Medicaid
  • Cigna
  • Cook Children's Health Plan
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - Medicaid (Managed)
  • Optum Health
  • Parkland Community Health Plan
  • STLDentalPlan| LLC
  • Texas Children's Health Plan
  • Texas Children's Health Plan - Medicaid
  • Tricare
  • Triwest Healthcare Alliance
  • UnitedHealthcare
  • UnitedHealthcare - PPO

Medical Specialties

Dr. Derek Ming Hei Ngai has the following 4 specialties

Specialty Expertise

Dr. Derek Ming Hei Ngai has the following 5 areas of expertise

  • Clinical Informatics (ped)
  • Gastroenterologist
  • Internist/pediatrician
  • Pediatric Gastroenterology
  • Pediatrics

Certifications, License, & Education

10 Years Experience

MEDICAL LICENSE

Medical Doctor, Texas, 2026, Expired

EDUCATION & TRAINING

Fellowship

UT Southwestern Medical Center2025
UT Southwestern - Childrens Medical Center2022

Residency

UT Southwestern - Childrens Medical Center2019

Medical School

University of Texas Southwestern Medical CenterGraduated in 2016

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Frequently Asked Questions

Is Dr. Derek Ngai accepting new patients?
Dr. Derek Ngai is accepting new patients on Vitals. View Dr. Derek Ngai's profile on Vitals to make an appointment.
Where is Dr. Derek Ngai's office located?
Dr. Derek Ngai's office is located at 2350 N Stemmons Fwy Ste F4500, Dallas, TX, 75207.
Does Dr. Derek Ngai accept my insurance?
You can see the insurance plans that Dr. Derek Ngai accepts on their Vitals profile.
How can I make an appointment with Dr. Derek Ngai?
You can find contact information for Dr. Derek Ngai here on Vitals.
Does Dr. Derek Ngai accept virtual/telehealth appointments?
Yes, Dr. Derek Ngai accepts virtual/telehealth appointments. Click the virtual visit button on their Vitals profile.

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