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

Diana Khoa Nguyen, DO

Individual provider Psychiatry Physician · NPI 1699304568

Diana Khoa Nguyen, DO is a Psychiatry in Dallas, Texas. Qualified in 2020, 6 years ago. Practices with Dallas County Mental Health and Mental Retardation Center, a 69-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
6
Licensed in
TX
In the registry since
2020
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

4701 Samuell Blvd
Dallas, TX 75228-6828
Phone: (972) 861-5611
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X · Licence T8002 (TX)

Record details

NPI number1699304568
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 3, 2020
Last updated in NPPESDecember 8, 2025
Certification dateDecember 8, 2025

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolOTHER
Graduated 2020 (6 years in practice)
Group practice Dallas County Mental Health And Mental Retardation Center — 69 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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