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MARK ANTHONY JOHNSTON M.D.
NPI 1679516116
Internal Medicine in Dallas, TX

Active since June 13, 2006
7515 GREENVILLE AVE, SUITE 600, DALLAS, TX 75231(214) 361-5432(214) 363-8710 Get Directions Write a Review

NPPES record last updated: July 2, 2013. Verified against the NPPES registry weekly; last sync: August 23, 2026.

About Mark Anthony Johnston M.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

MARK ANTHONY JOHNSTON M.D. (NPI 1679516116) is an individual internal medicine provider in Dallas, Texas, licensed in Texas (H1380) and active in the NPI registry since June 2006.

NPPES Registry Identity

NPI1679516116
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameMARK ANTHONY JOHNSTONCredential: M.D.
Location Address7515 GREENVILLE AVE, SUITE 600Dallas, TX 75231-3831
Mailing Address7515 Greenville Ave, Suite 600Dallas, TX 75231-3831 · (214) 361-5432 · Fax (214) 363-8710
Phone(214) 361-5432
Fax(214) 363-8710
Sole ProprietorNo
Enumeration DateJune 13, 2006
Last NPPES UpdateJuly 2, 2013
✔ NPI 1679516116 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in TX · H1380
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
7515 GREENVILLE AVE, Dallas, TX 75231
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Other Identifiers 5

Medicaid102595901TX
Medicaid102595903TX
Medicare PIN82073BTX
Other110132707TX · Railroad Medicare
Medicare UPINC17538TX

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. DENO B BARROGA MD
Physical Medicine & Rehabilitation
7515 GREENVILLE AVE, STE 700
DALLAS, TX 75231
Dallas County (214) 369-7881
PHILLIP E. WILLIAMS, JR, MD PA
Neurological Surgery
7515 GREENVILLE AVE, STE 1000
DALLAS, TX 75231
Dallas County (214) 369-3333
TREE OF LIFE HEALTH ENTERPRISE, LLC
Clinic/Center (Multi-Specialty)
7515 GREENVILLE AVE
DALLAS, TX 75231
Dallas County (214) 643-6405
DR. DAVID LEE THORNE D.C.
Chiropractor
7515 GREENVILLE AVE, SUITE 904
DALLAS, TX 75231
Dallas County (214) 823-1323
DR. JAMES M. SYLER M.D.
Radiology (Diagnostic Radiology)
7515 GREENVILLE AVE, SUITE 710
DALLAS, TX 75231
Dallas County (214) 363-8378
MICHELE DIANE REYNOLDS M.D.
Family Medicine
7515 GREENVILLE AVE, SUITE 801
DALLAS, TX 75231
Dallas County (214) 987-1616
COURTNEY KAY CLOUD PAC
Physician Assistant (Surgical)
7515 GREENVILLE AVE, SUITE 1030
DALLAS, TX 75231
Dallas County (214) 691-2111
DR. RICHARD C HINTON MD
Psychiatry & Neurology (Neurology)
7515 GREENVILLE AVE, STE 400
DALLAS, TX 75231
Dallas County (214) 750-9977

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Johnston's NPI number?

The NPI number for Mark Johnston is 1679516116. It was assigned to this individual provider in the NPPES registry on June 13, 2006.

Where is Mark Johnston located?

Mark Johnston practices at 7515 Greenville Ave Suite 600, Dallas, TX 75231. The listed phone number is (214) 361-5432.

What is Mark Johnston's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Mark Johnston was last updated on July 2, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.