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Dr. Douglas Johnston, DO

Allergy & Immunology* Age 49
Dr. Douglas Johnston, DO
5.0 (5 Ratings)
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Dr. Douglas Johnston, DO is an Allergist-Immunologist in Greenville, SC.
Dr. Douglas Johnston, DO
5.0 (5 Ratings)
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Link Copied!
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Dr. Douglas Johnston, DO

Allergy & Immunology* Age 49
Greenville, SC
Accepting new patients
23 years of experience
Dr. Douglas Johnston, DO is an Allergist-Immunologist in Greenville, SC.

About

Dr. Johnston graduated from New York Institute of Technology College of Osteopathic Medicine in 2001 and completed a residency at Winthrop - University Hospital.Dr. Douglas Johnston, DO is an Allergist-Immunologist in Greenville, SC and has 23 years experience. Dr. Johnston currently practices at Practice and are affiliated with Novant Health Presbyterian Medical Center, Atrium Health Carolinas Medical Center and Atrium Health Union. At present, Dr. Johnston received an average rating of 5.0/5 from patients and has been reviewed 5 times. Dr. Johnston's office accepts new patients. Dr. Johnston is board certified in Allergy & Immunology and accepts multiple insurance plans.

Explains Conditions Well

Patients said this doctor explains conditions well.

Trustworthy

Patients said this doctor is trustworthy.

Low Wait Times

Patients are usually seen in 10 minutes or less.

Friendly Staff

Patients said the staff was friendly.

Easy Scheduling

Patients said scheduling was easy.

Experience Check

Enter a condition or procedure
Drug or Food Challenge
Toxic Effect of Venom
Arterial Blood Gas Test (ABG)
Drug or Food Challenge
Toxic Effect of Venom
Arterial Blood Gas Test (ABG)
Drug or Food Challenge
Toxic Effect of Venom
Arterial Blood Gas Test (ABG)
Anaphylaxis
Asthma
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Food Allergy
Hives
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Electrocardiogram (EKG)
Food Challenge
Patch Testing
Abdominal Pain
Acute Bronchitis
Acute Pharyngitis
Acute Sinusitis
Acute Upper Respiratory Infection
All Headaches (incl. Migraine)
Allergic Conjunctivitis
Allergic Reaction
Allergic Reactions to Food
Allergic Rhinitis
Anaphylactic Egg Allergy
Anaphylactic Food Allergies
Anaphylactic Fruit and Vegetable Allergy
Anaphylactic Milk and Dairy Allergy
Anaphylactic Peanut Allergy
Anaphylactic Shell Fish Allergy
Anaphylactic Tree Nut Allergy
Angioedema
Animal Allergies
Anosmia
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Arthritis
Atopic Dermatitis (Eczema)
Blood in Urine (Hematuria)
Candidiasis of Skin and Nails
Canker Sore
Celiac Disease
Chest Pain
Chronic Pharyngitis
Chronic Sinusitis
Contact Dermatitis
Cough
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Diarrhea
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Dizziness
Dyshydrotic Eczema
Dysphagia
Ear Ache
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Eczema and Contact Dermatitis
Eczema and Contact Dermatitis Due to Cosmetics
Eczema and Contact Dermatitis Due to Detergents
Eczema and Contact Dermatitis Due to Metals
Enteritis
Eosinophilia
Eosinophilic Esophagitis
Esophagitis
Food Poisoning
Gastritis
Gastroesophageal Reflux Disease (GERD)
Genital Herpes
Hair Loss
Headache
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Heart Disease
Hereditary Angioedema
Herpes Simplex Infection
Latex Allergy
Limb Pain
Limb Swelling Caused by Fluid Overload
Loss of Taste
Malaise and Fatigue
Migraine
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Nasopharyngitis
Nausea
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Noninfectious Gastroenteritis and Colitis
Nosebleed
Obesity
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Otitis Media
Overweight
Penicillin Allergy
Pharyngitis
Poison Ivy, Poison Oak, or Poison Sumac Poisoning
Pollen Allergy
Postnasal Drip
Rash
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Reflux Esophagitis
Ringworm
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Scabies
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Seborrheic Dermatitis
Sexually Transmitted Diseases (STDs)
Shortness of Breath
Vertigo
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Viral Enteritis
Viral Infection
Wheezing
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Aeroallergen Hyposensitization Therapy
Allergy Shots
Allergy Skin Testing
Allergy Testing
Allergy Treatment
Blood Allergy Testing
Desensitization
Diabetes Counseling
Drug Allergy Testing
Food Desensitization Therapy
Honeybee Desensitization Therapy
Immunization Administration
Radioallergosorbent Test
Skin Testing and Screening

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • BlueExclusive Reedy EPO
  • Open Access Plus
    Cigna PPO
    Cigna HMO
  • Choice Care Network PPO
    Choice Care PPO
  • Blue Card PPO
  • Open Choice PPO
    Elect Choice (Open Access) EPO
    Choice Plus POS II
    Managed Choice (Open Access) POS
    APCN Open Access Aetna Select
    Aetna HMO
    Premier Care Network Plus - Innovation Health

Locations

  1. 1 Office
    200 Patewood Dr Ste A140, Greenville, SC 29615
    Icon Directions Right Arrow Directions Phone Icon (864) 454-5125
  2. 2 Office
    2600 E 7th St Unit A, Charlotte, NC 28204
    Icon Directions Right Arrow Directions Phone Icon (704) 372-7900
  3. 3 Asthma & Allergy Specialists P.A.
    8045 Providence Rd Ste 300, Charlotte, NC 28277
    Icon Directions Right Arrow Directions Phone Icon (704) 341-9600
  4. 4 Office
    1600 7th Ave S # 752M, Birmingham, AL 35233
    Icon Directions Right Arrow Directions Phone Icon (205) 939-5284

Patient Satisfaction

Likelihood to recommend Dr. Johnston
5.0
Based on 5 Reviews
5 Stars (5)
4 Stars (0)
3 Stars (0)
2 Stars (0)
1 Star (0)

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Patient Reviews
Oct 04, 2020
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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Photo: Dr. Douglas Johnston, DO
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Dr. Johnston's Office & Staff

  • Ease of scheduling urgent appointments
  • Office environment, cleanliness, comfort, etc.
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Johnston

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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About Me

Specialties*
Allergy & Immunology
Internal Medicine
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Education

Education

Medical Education
  • New York Institute of Technology College of Osteopathic Medicine
    2001
Medical Education

Board Certifications

Board Certifications
  • Allergy & Immunology and Internal Medicine
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Residency

Residency Hospital
  • Winthrop - University Hospital
    2004
Residency Hospital

Fellowship

Fellowship Hospital
  • University of Alabama at Birmingham
    2006
Fellowship Hospital
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Johnston communicate via email?
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Does Dr. Johnston offer telehealth services or virtual visits?
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Does Dr. Johnston offer an online patient portal?
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Does Dr. Johnston have free onsite parking?
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Does Dr. Johnston offer weekend visits?
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Does Dr. Johnston offer evening visits?
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Does Dr. Johnston specialize in working with children or adolescents?
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Does Dr. Johnston specialize in working with seniors?
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Does Dr. Johnston specialize in couples therapy?
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Does Dr. Johnston specialize in working with LGBTQ+ community?
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Does Dr. Johnston accept insurance?
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Douglas Johnston, DO. To arrange an appointment, call the number on Dr. Johnston's profile.

Dr. Douglas Johnston, DO is affiliated with Novant Health Presbyterian Medical Center, Atrium Health Carolinas Medical Center and Atrium Health Union.

Yes, Dr. Douglas Johnston, DO holds board certification in Allergy & Immunology and Internal Medicine.

Hospital Affiliations

  • Novant Health Presbyterian Medical Center

    200 Hawthorne Ln, Charlotte, NC

  • Atrium Health Carolinas Medical Center

    1000 Blythe Blvd, Charlotte, NC

  • Atrium Health Union

    600 Hospital Dr, Monroe, NC