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

Daniel Steven Gan Ong

Individual provider Internal Medicine Physician · NPI 1427292705

Daniel Steven Gan Ong is a Cardiovascular Disease (Cardiology) in Mesquite, Texas. Graduated from Duke University School of Medicine in 2009, 17 years ago. Practices with Healthtexas Provider Network, a 2,539-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in California and Texas.

Years since qualifying
17
Trained at
Duke University School of Medicine
Licensed in
CA, TX
In the registry since
2009
Specialties on file
4
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Practice location Address checks out

5308 N Galloway Ave Ste 201
Mesquite, TX 75150-1125
Phone: (469) 800-3200
Fax: (469) 800-3210
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 6705 Heritage Pkwy Ste 202, Rockwall, TX 75087-8727 — (469) 800-3200

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence R2192 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence A136083 (CA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence R2192 (TX)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1427292705
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedApril 30, 2009
Last updated in NPPESApril 26, 2023
Certification dateApril 26, 2023
Mailing address6705 Heritage Pkwy Ste 202, Rockwall, TX 75087-8727

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolDUKE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2009 (17 years in practice)
Group practice Healthtexas Provider Network — 2539 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations5 on file with Medicare

Other providers in Mesquite