Summary

Dr. Derek Ngai specializes in gastroenterology with a focus on pediatric care, treating digestive conditions in children and adolescents. 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 further advanced his training through fellowship programs at UT Southwestern - Children's Medical Center, completing one in 2022 and another at UT Southwestern Medical Center in 2025. With 10 years of experience in medicine, he provides care in both English and Spanish.

Dr. Ngai practices at Children's Medical Center Dallas and sees patients at locations in Dallas and Fairview, Texas. He treats children with celiac disease, helping families manage this autoimmune condition that affects digestion. His expertise includes addressing constipation and diarrhea in young patients. Dr. Ngai also specializes in managing failure to thrive in children, working with families to identify and treat underlying causes when children aren't growing or gaining weight as expected.
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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, MDDr. Parth Jateen Parekh, MDDr. S. Neil Mehta, MDDr. Moustafa Youssef, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.9 
4.2 
10 Years of Experience 16 Years of Experience
Virtual Visit Available No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English, Spanish Speaks French, English Speaks Arabic, English
Dallas , TXPlano , TXFlower Mound , TXMansfield , TX
Med School: University of Texas Southwestern Medical Center Med School: University Of Sint Eustatius Med School: University of Alberta 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

What languages does Dr. Derek Ngai speak?
Dr. Derek Ngai speaks English and Spanish.
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.
Which hospitals is Dr. Derek Ngai affiliated with?
Dr. Derek Ngai is affiliated with Childrens Medical Center Dallas.
Does Dr. Derek Ngai accept my insurance?
You can see the insurance plans that Dr. Derek Ngai accepts on their Vitals profile.

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