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Summary
Dr. Derek Ngai treats celiac disease, constipation, and diarrhea, and performs procedures for failure to thrive in children, pediatric celiac disease, and pediatric constipation. He practices gastroenterology and pediatrics and has 10 years of experience. He is affiliated with Children's Medical Center Dallas and sees patients in Dallas, Fairview, and Mansfield, Texas. He completed his residency and fellowship training at UT Southwestern–Children's Medical Center and his medical school training at the University of Texas Southwestern Medical Center. Dr. Ngai speaks English and Spanish.
Overview based on verified provider data
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
- 3 office locations
- Male
Office Locations
Derek Ming Hei Ngai has 3 locationsChildren's Health Specialty Center Dallas Campus
2350 N Stemmons Fwy Ste F4500Dallas, TX 75207 Tel: (214) 456-8000
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 Tel: (214) 456-8000
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 Primary Care Mansfield
252 Matlock Rd Ste 330Mansfield, TX 76063 Tel: (214) 456-8000
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
Compare with Similar Doctors
 |  |  |  |
| Derek Ming Hei Ngai, MD | Dr. Rajesh Putcha, MD | Dr. S. Neil Mehta, MD | Dr. Arshad Malik, MD |
| Gastroenterology | Gastroenterology | Gastroenterology | Gastroenterology |
| Accepts New Patients | Accepts New Patients | Accepts New Patients | Accepts New Patients |
| 10 Years of Experience | |||
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English, Spanish | Speaks English | Speaks English, French | Speaks English |
| Dallas , TX | McKinney , TX | Flower Mound , TX | Plano , TX |
| Med School: University of Texas Southwestern Medical Center | Med School: University of Miami School of Medicine | Med School: University of Alberta | Med School: Aga Khan University Medical College |
Current Profile | View Profile | View Profile | View Profile |
Insurance Plans Accepted by Derek Ming Hei Ngai
Medical Specialties
Derek Ming Hei Ngai has the following 4 specialties
Specialty Expertise
Derek Ming Hei Ngai has the following 5 areas of expertise
Certifications, License, & Education
10 Years Experience
Derek Ming Hei Ngai holds an expired medical license in the state of Texas.
Medical License
Medical Doctor with an expired medical license in the state of Texas that expired in 2026.
Education & Training
Fellowship
Completed their fellowship at UT Southwestern Medical Center in 2025 and UT Southwestern - Childrens Medical Center in 2022.
Residency
Completed their residency at UT Southwestern - Childrens Medical Center in 2019.
Medical School
Graduated from University of Texas Southwestern Medical Center in 2016.
NPI Number
Derek Ming Hei Ngai's NPI number is 1700231859.
Similar doctors
Frequently Asked Questions
- Is Derek Ngai accepting new patients?
- Derek Ngai is accepting new patients on Vitals. View Derek Ngai's profile on Vitals to make an appointment.
- Does Derek Ngai accept my insurance?
- You can see the insurance plans that Derek Ngai accepts on their Vitals profile.
- Does Derek Ngai accept virtual/telehealth appointments?
- Derek Ngai has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
- Which hospitals is Derek Ngai affiliated with?
- Derek Ngai is affiliated with Childrens Medical Center Dallas.
- What languages does Derek Ngai speak?
- Derek Ngai speaks English and Spanish.
Data Sources
This provider profile is built using data from:
- NPPES NPI Registry
- State medical licensing boards
- Healthcare system and provider network data
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