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Dr. Douglas Johnston, DO

Dr. Douglas Johnston, DO

Age 47 Allergy & Immunology M
Star rating icon (5) 5 reviews
Accepting New Patients


Dr. Douglas Johnston, DO is a allergy & immunology specialist in Charlotte, NC. Dr. Johnston completed a residency at Winthrop - University Hospital. He currently practices at Carolina Asthma Allergy Center and is affiliated with Atrium Health Carolinas Medical Center. He accepts multiple insurance plans. Dr. Johnston is board certified in Allergy & Immunology.


  • University of Alabama At Birmingham, Fellowship Hospital — 2006
  • Winthrop - University Hospital, Residency Hospital — 2004
  • New York College Of Osteopathic Medicine, New York Institute Of Technology, Medical School — 2001

Insurance Accepted

  • Aetna
  • American Republic
  • Anthem
  • Assurant Health
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Commercial Insurance Company
  • CoreSource
  • First Choice Health
  • First Health (Coventry Health Care)
  • Golden Rule
  • Humana
  • MedCost
  • Medicaid
  • Medical Mutual of Ohio
  • MultiPlan
  • UnitedHealthCare

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He was my dr. When he practiced in SC. The best dr I have ever known Brenda cumbus
Brenda cumbus — Oct 04, 2020
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Dr. Douglas Johnston, DO
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Frequently Asked Questions

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Dr. Johnston frequently treats Environmental Allergies.  

Find contact information here to make an appointment.

Hospital Affiliations

  • Atrium Health Carolinas Medical Center
  • Novant Health Presbyterian Medical Center


  1. Carolina Asthma Allergy Center

    1. 1
      Carolina Asthma Allergy Center
      2600 E 7th St Unit A, Charlotte, NC 28204 (877) 825-6894
  1. Asthma Allergy Specialists

    1. 2
      Asthma Allergy Specialists
      8045 Providence Rd Ste 300, Charlotte, NC 28277 (704) 341-9600
    2. 3
      Mallard Creek
      10310 Mallard Creek Rd Ste 101A, Charlotte, NC 28262 (704) 503-4888
    3. 4
      855 Sam Newell Rd Ste 206, Matthews, NC 28105 (704) 321-2793