Summary

Dr. Johnston graduated from the New York Institute of Technology College of Osteopathic Medicine in 2001. He works in Cornelius, NC and 18 other locations and specializes in Allergy & Immunology and Internal Medicine. Dr. Johnston is affiliated with Saint Francis Eastside.

Quick Facts

  • accepting new patients
  • 4.2
  • 25 years of experience
  • 9 insurance plans accepted
  • speaks English, Spanish
  • Winthrop University Hospital
  • 2 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 19 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Douglas Thomas Johnston has 19 locations

Carolina Asthma And Allergy Center Cornelius

19475 Old Jetton Rd Ste 100Cornelius, NC 28031
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Carolina Asthma And Allergy Center Pa

2600 E 7th St Unit ACharlotte, NC 28204
Mon7:30 am - 5:00 pm
Tue7:30 am - 5:00 pm
Wed7:30 am - 5:00 pm
Thu7:30 am - 5:00 pm
Fri7:30 am - 5:00 pm
SatClosed
SunClosed

Asthma And Allergy Specialists Pa

10310 Mallard Creek Rd Ste 101ACharlotte, NC 28262
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Asthma And Allergy Specialists Pa

8045 Providence Rd Ste 300Charlotte, NC 28277
Mon8:30 am - 5:30 pm
Tue8:30 am - 5:30 pm
Wed8:30 am - 5:30 pm
Thu8:30 am - 5:30 pm
Fri8:30 am - 5:00 pm
SatClosed
SunClosed

Novant Health Child & Adolescent Medical Group

3614 Providence Rd S Ste 101Waxhaw, NC 28173

Novant Health Child And Adolescent Medical Group

1994 Wellness Blvd Ste 110Monroe, NC 28110

Novant Health Steelecroft Pediatrics

13557 Steelecroft Pkwy Ste 2200Charlotte, NC 28278

Asthma And Allergy Specialists Pa

855 Sam Newell Rd Ste 206Matthews, NC 28105
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
FriClosed
SatClosed
SunClosed

Novant Health Matthews Medical Center

1500 Matthews Township PkwyMatthews, NC 28105

Atrium Health Mercy

2001 Vail AveCharlotte, NC 28207

Carolina Asthma And Allergy Center Waverly

11840 Southmore Dr Ste 175Charlotte, NC 28277
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Carolina Asthma And Allergy Center Monroe

1995 Wellness Blvd Ste 200Monroe, NC 28110
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Piedmont Medical Center

222 Herlong Ave SRock Hill, SC 29732

Carolina Asthma And Allergy Center Rock Hill

420 HERLONG AVE S STE 101ROCK HILL, SC 29732
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Prisma Health Greenville Memorial Hospital

701 Grove RdGreenville, SC 29605

Prisma Health Hillcrest Hospital

729 Se Main StSimpsonville, SC 29681

Greer Memorial Hospital

830 S Buncombe RdGreer, SC 29650

Prisma Health Pediatric Gastroenterology

200 Patewood Dr Ste A140Greenville, SC 29615
Mon7:30 am - 5:00 pm
Tue7:30 am - 5:00 pm
Wed7:30 am - 5:00 pm
Thu7:30 am - 5:00 pm
Fri7:30 am - 5:00 pm
SatClosed
SunClosed

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Dr. Douglas Thomas Johnston, DO
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Dr. Douglas Thomas Johnston, DODr. William Creighton KelloggDr. Vihoale Abla KpadenouDr. John Blue Clark, MD
Allergy & ImmunologyInternal MedicineInternal MedicineEmergency Medicine
Accepts New Patients Accepts New Patients
4.2 
25 Years of Experience 7 Years of Experience 53 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks English
Cornelius , NCCharlotte , NCStatesville , NCHuntersville , NC
Med School: New York Institute Of Technology College Of Osteopathic Medicine Med School: Washington University Of Health & Sciences Med School: Vanderbilt University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Douglas Thomas Johnston

  • AmeriHealth - Medicaid (Managed)
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of North Carolina
  • Blue Cross Blue Shield of South Carolina
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • Molina Healthcare - Medicaid (Managed)
  • Select Health of South Carolina
  • Select Health of South Carolina - Medicaid (Managed)

Medical Specialties

Dr. Douglas Thomas Johnston has the following 2 specialties

Specialty Expertise

Dr. Douglas Thomas Johnston has the following 14 areas of expertise

  • Allergies
  • Asthma
  • Desensitization
  • Food Allergies
  • Food Allergy (Hypersensitivity)
  • Hay Fever
  • Hives (Urticaria)
  • Immunotherapy
  • Internal Medicine
  • Itching
  • Nasal Allergy (Rhinitis)
  • Rash
  • Sinusitis
  • Watery Eyes

Certifications, License, & Education

25 Years Experience

Education & Training

Residency

Completed their residency at Winthrop University Hospital.

Medical School

Graduated from New York Institute Of Technology College Of Osteopathic Medicine in 2001.

NPI Number

Dr. Johnston's NPI number is 1124048079.

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Frequently Asked Questions

What languages does Dr. Douglas Johnston speak?
Dr. Douglas Johnston speaks English and Spanish.
Where is Dr. Douglas Johnston's office located?
Dr. Douglas Johnston's office is located at 19475 Old Jetton Rd Ste 100, Cornelius, NC, 28031.
How can I make an appointment with Dr. Douglas Johnston?
You can find contact information for Dr. Douglas Johnston here on Vitals.
Does Dr. Douglas Johnston accept my insurance?
You can see the insurance plans that Dr. Douglas Johnston accepts on their Vitals profile.
Is Dr. Douglas Johnston accepting new patients?
Dr. Douglas Johnston is accepting new patients on Vitals. View Dr. Douglas Johnston's profile on Vitals to make an appointment.

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