Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Trung Nguyen Dao, MD

Individual provider Internal Medicine Physician · NPI 1558354712

Trung Nguyen Dao, MD is an Internal Medicine in Richardson, Texas. Graduated from University of Oklahoma College of Medicine in 1991, 35 years ago. Practices as a sole proprietor and accepts Medicare assignment. Licensed in Oklahoma.

Years since qualifying
35
Trained at
University of Oklahoma College of Medicine
Licensed in
OK
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

399 W Campbell Rd #212
Richardson, TX 75080-3595
Phone: (972) 234-4994
Fax: (972) 234-4412
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence K0013 (OK)

Record details

NPI number1558354712
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 23, 2005
Last updated in NPPESSeptember 16, 2015

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF OKLAHOMA COLLEGE OF MEDICINE
Graduated 1991 (35 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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