Dr. Mark Johnston, MD

Dr. Mark Johnston, MD

Internal Medicine  ·  
Male  ·  
Age 60
(9)
Save
Dr. Mark Johnston, MD is an internal medicine specialist in Dallas, TX and has been practicing for 34 years. He graduated from University Of Texas Southwestern Medical Center At Dallas in 1984 and specializes in internal medicine.

7515 Greenville Ave Ste 600

Dallas, TX 75231

Contact Information

(214) 361-5432

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Texas
  • Cigna
  • Humana
  • MultiPlan

*Please verify this information when scheduling an appointment.

Learn about Dr. Johnston

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Dr. Johnston's Experience

0%ExperienceMatch
Dr. Johnston's experience matches your search based on the following criteria:
  • Based on total number of patients treated over the last 12 months
  • Specializes in Internal Medicine
  • Board certified in Internal Medicine
  • No malpractice claims found
  • No sanctions found
  • No board actions found

1  Specialties

  • Internal Medicine

1  Board Certifications

  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

183  Conditions Treated

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18  Procedures

  • Anemia and Iron Deficiency Screening
  • Arterial Blood Gas Test (ABG)
  • Cardiovascular Stress Test
  • Cholesterol Screening
  • Diabetes Counseling
  • Diabetes Screening
  • Electrocardiogram (EKG)
  • Fecal Occult Blood Test for Colorectal Cancer
  • Hepatitis Screening
  • Immunization
  • Liver Function Test
  • Osteoporosis Screening
  • Prostate Cancer Screening
  • Pulmonary Function Test
  • Rapid Flu Test
  • Sexually Transmitted Infections Screening
  • Thyroid Screening
  • Wellness Examination

Background Check

0 Malpractice Claims

No malpractice history found for Texas.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.

Education

  • University Of Texas Southwestern Medical Center At Dallas
    Medical School | Graduated 1984
  • Good Samaritan Reg Med Center
    Residency Hospital | Completed

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Johnston has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Johnston does not have any memberships or affiliations listed. If you are Dr. Johnston and would like to add memberships or affiliations, please update your profile.

Dr. Johnston's Reviews

3.2
Likelihood of recommending Dr. Johnston to family and friends
9 total reviews (1 has a comment)

Likelihood to Recommend (9)

  • 5
    (5)
  • 4
    (0)
  • 3
    (0)
  • 2
    (0)
  • 1
    (4)

Dr. Johnston's Performance

  • Trustworthiness

    VERY GOOD
  • Explains condition(s) well

    VERY GOOD
  • Answers questions

    VERY GOOD
  • Time well spent

    GOOD

Office & Staff Performance

  • Scheduling

    VERY GOOD
  • Office environment

    VERY GOOD
  • Staff friendliness

    VERY GOOD
  • Average wait time

    Under 10 minutes

Patient Comments (1)

Avoid if you want to actually see your doctor. He is hardly in the office so you will see a different physician assistant every time. I usually end up going to a minute clinic because he’s never available.
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