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Dr. Gregory Marcotte, MD
Allergy* Age 61
Dr. Gregory Marcotte, MD
5.0 (1 Ratings)

Offers telehealth

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Dr. Gregory Marcotte, MD is an Allergist in Wilmington, DE.
Dr. Gregory Marcotte, MD
5.0 (1 Ratings)
Share
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Dr. Gregory Marcotte, MD

Allergy* Age 61
Wilmington, DE
Accepting new patients
34 years of experience

Offers telehealth

Dr. Gregory Marcotte, MD is an Allergist in Wilmington, DE.

About

Dr. Marcotte graduated from New York University Grossman School of Medicine in 1992 and completed a residency at Co Health Scis Center. Dr. Gregory Marcotte, MD is an Allergist in Wilmington, DE and has 34 years experience. Dr. Marcotte has experience treating conditions like Allergic Rhinitis, Mild Asthma, Hives, Anaphylaxis, Penicillin Allergy, Pollen Allergy, Animal Allergies, Anaphylactic Food Allergies, Hypogammaglobulinemia, Moderate Asthma, Anaphylactic Shell Fish Allergy, Anaphylactic Peanut Allergy, Toxic Effect of Venom, Food Allergy, Anaphylactic Tree Nut Allergy, Acute Sinusitis, Anaphylactic Fruit and Vegetable Allergy and Chronic Sinusitis among other conditions at varying frequencies. Dr. Marcotte's office accepts new patients and telehealth appointments. Dr. Marcotte is board certified in Allergy & Immunology and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

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
Allergic Rhinitis
Mild Asthma
Hives
Allergic Rhinitis
Mild Asthma
Hives
  • View other providers who treat Hives
Anaphylaxis
Penicillin Allergy
Pollen Allergy
Animal Allergies
Desensitization
Anaphylactic Food Allergies
Hypogammaglobulinemia
Allergy Shots
Honeybee Desensitization Therapy
Food Desensitization Therapy
Aeroallergen Hyposensitization Therapy
Moderate Asthma
Anaphylactic Shell Fish Allergy
Anaphylactic Peanut Allergy
Food Challenge
Toxic Effect of Venom
Food Allergy
Anaphylactic Tree Nut Allergy
Drug or Food Challenge
Acute Sinusitis
Anaphylactic Fruit and Vegetable Allergy
Chronic Sinusitis
Eczema and Contact Dermatitis Due to Metals
Angioedema
Anaphylactic Egg Allergy
Pinkeye (Conjunctivitis)
Severe Asthma
Anaphylactic Fish Allergy
Anaphylactic Milk and Dairy Allergy
Esophagitis
Eosinophilic Esophagitis
Common Variable Immune Deficiency (CVID)
Postnasal Drip
Wasp Desensitization Therapy
Allergy Shots for Insect Stings
Sulfonamide Allergy
Earwax Buildup
Acute Pharyngitis
All Types of Food Poisoning
Allergic Conjunctivitis
Allergic Rhinitis Due to Food
Anaphylactic Food Additive Allergy
Aspergillosis
Asthma
  • View other providers who treat Asthma
Atopic Dermatitis (Eczema)
Bronchitis
COPD (Chronic Obstructive Pulmonary Disease)
Dermatitis Due to Drugs
Dermatitis Due to Food
Dermatitis Due to Substances Taken Internally
Deviated Septum
Dyshydrotic Eczema
Eczema and Contact Dermatitis
Eczema and Contact Dermatitis Due to Cosmetics
Eosinophilia
Erythema Multiforme
IgA Deficiency
Immunodeficiency Syndromes
Infantile Eczema
Itchy Skin
Latex Allergy
Mast Cell Diseases
Mastocytosis
Nasopharyngitis
Rash
  • View other providers who treat Rash
Sinusitis
X-Linked Agammaglobulinemia
Allergy Skin Testing
Allergy Testing
Blood Allergy Testing
Drug Allergy Testing
Drug Desensitization Therapy
Patch Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Choice Care PPO
  • MultiPlan PPO
  • Coventry Health Care
  • Blue Preferred PPO
  • National (BlueCard) PPO
  • Aetna
  • Amerihealth
  • Commercial Insurance Company
  • Golden Rule
  • Keystone Health Plan East
  • Oxford Health Plans
  • Curative PPO Plus
    Curative PPO
    Curative EPO
  • CoreSource
  • First Health (Coventry Health Care)
  • CareFirst Maryland POS
    HealthyBlue Advantage
    Blue Choice Advantage
    HealthyBlue 2.0
  • MedHealthInsurance
  • Medicare
  • Blue Cross and Blue Shield
  • Cigna
  • Tricare
  • Medicaid

Locations

  1. 1 Office
    1401 Foulk Rd Ste 205, Wilmington, DE 19803
  2. 2 Ent. and Allergy of Delaware LLC
    700 Prides Xing, Newark, DE 19713
    Monday
    08:00 - 18:30
    Tuesday
    07:30 - 17:00
    Wednesday
    07:30 - 17:00
    Thursday
    08:00 - 17:00
    Friday
    08:00 - 12:00
  3. 3 Office
    1700 Shallcross Ave Ste 1, Wilmington, DE 19806

Patient Satisfaction

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

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Patient Reviews
Dec 23, 2025
Greg was warm and friendly and listened well to the concerns of my daughter and I which was so refreshing. Didn’t feel rushed which was also greatly appreciated!
— Dec 23, 2025
See more reviews on Healthgrades
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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Marcotte?
Call now to make an appointment
(302) 998-0300

About Me

Specialties*
Allergy
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.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Marcotte communicate via email?
24 users said yes.
Yes
(24)
No
(11)
Does Dr. Marcotte offer telehealth services or virtual visits?
38 users said yes.
Yes
(38)
No
(4)
Does Dr. Marcotte offer an online patient portal?
38 users said yes.
Yes
(38)
No
(8)
Does Dr. Marcotte have free onsite parking?
51 users said yes.
Yes
(51)
No
(2)
Does Dr. Marcotte offer weekend visits?
2 users said yes.
Yes
(2)
No
(32)
Does Dr. Marcotte offer evening visits?
16 users said yes.
Yes
(16)
No
(18)
Does Dr. Marcotte specialize in working with children or adolescents?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Marcotte specialize in working with seniors?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Marcotte specialize in couples therapy?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Marcotte specialize in working with LGBTQ+ community?
No responses yet.
Yes
(0)
No
(0)
Does Dr. Marcotte accept insurance?
No responses yet.
Yes
(0)
No
(0)

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. Gregory Marcotte, MD. To arrange an appointment, call the number on Dr. Marcotte's profile.

Dr. Marcotte frequently treats the following conditions: Allergic Rhinitis, Mild Asthma, Hives, Anaphylaxis, Penicillin Allergy, Pollen Allergy, Animal Allergies, Anaphylactic Food Allergies, Hypogammaglobulinemia, Moderate Asthma, Anaphylactic Shell Fish Allergy, Anaphylactic Peanut Allergy, Toxic Effect of Venom, Food Allergy, Anaphylactic Tree Nut Allergy, Acute Sinusitis, Anaphylactic Fruit and Vegetable Allergy and Chronic Sinusitis. See more on Sharecare.

Dr. Gregory Marcotte, MD is affiliated with Christiana Hospital.

Yes, Dr. Gregory Marcotte, MD holds board certification in Allergy & Immunology.

Education
Medical Education
  • New York University Grossman School of Medicine
    1992
Medical Education
Board Certifications
  • Allergy & Immunology
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.
Internship
  • Co Health Scis Center
    1993
Internship
Residency Hospital
  • Co Health Scis Center
    1995
Residency Hospital
Fellowship Hospital
  • Johns Hopkins Asthma and Allergy Center
    1997
Fellowship Hospital

Hospital Affiliations

  • Christiana Hospital

    4755 Ogletown Stanton Rd, Newark, DE

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