Dr. Reid Johnstone, MD

Dr. Reid Johnstone, MD

Allergy & Immunology  ·  
Male  ·  
Age 47
Dr. Reid Johnstone, MD is an allergy & immunology specialist in Greenville, SC and has been practicing for 16 years. He graduated from University Of South Carolina School Of Medicine in 1997 and specializes in allergy & immunology and internal medicine.

48 Creekview Ct

Greenville, SC 29615

Contact Information

Insurance Accepted

  • Aetna
  • Blue Cross Blue Shield
  • Cigna
  • First Health (Coventry Health Care)
  • Humana
  • Medicaid
  • MultiPlan
  • Tricare
  • UnitedHealthCare

*Please verify this information when scheduling an appointment.

Learn about Dr. Johnstone

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.

Top Care Areas

See how frequently Dr. Johnstone performs your care needs compared to other doctors.

Allergic Rhinitis
very high
more than 99% of peers
Allergic Reaction
very high
more than 99% of peers
Pollen Allergy
very high
more than 99% of peers

Dr. Johnstone's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

Care Philosophy

This content was provided by Dr. Johnstone "Personalized and compasionate care of both adult and pediatric patients"

2  Specialties

  • Allergy & Immunology
  • Internal Medicine

1  Board Certifications

  • Allergy & Immunology
    Accredited by: American Board of Allergy & Immunology*

30  Conditions Treated

9  Procedures

Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for South Carolina.

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.


  • College of Charleston
    Undergraduate School | Graduated 1997
  • University Of South Carolina School Of Medicine
    Medical School | Graduated 1997
  • Greenville Memorial Hospital
    Internship Hospital | Completed 1998
  • Greenville Memorial Hospital
    Residency Hospital | Completed 2000
  • MCG Health Inc
    Fellowship Hospital | Completed 2002

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Johnstone has no media or publications listed.

Languages Spoken

  • English
  • Spanish

Memberships & Professional Affiliations

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

Dr. Johnstone's Reviews

Likelihood of recommending Dr. Johnstone to family and friends
5 total reviews

Likelihood to Recommend (5)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Johnstone's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    10 to 15 minutes
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