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

Stephen Johnston, MD

Individual provider Cardiovascular Disease Physician · NPI 1831163153

Stephen Johnston, MD is a Cardiovascular Disease (Cardiology) in Dallas, Texas. Graduated from University of Texas Medical School at San Antonio in 1981, 45 years ago. Practices with Abksw Preferred Health Specialty Partners PLLC, a 2-clinician group and accepts Medicare assignment. Licensed in Texas.

Years since qualifying
45
Trained at
University of Texas Medical School at San Antonio
Licensed in
TX
In the registry since
2006
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

8222 Douglas Ave Ste 600
Dallas, TX 75225-5937
Phone: (972) 993-5040
Fax: (972) 993-5041
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence F9632 (TX)

Record details

NPI number1831163153
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 14, 2006
Last updated in NPPESNovember 7, 2024
Certification dateNovember 7, 2024

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF TEXAS MEDICAL SCHOOL AT SAN ANTONIO
Graduated 1981 (45 years in practice)
Group practice Abksw Preferred Health Specialty Partners Pllc — 2 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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