John Frew
Expertise in
10
conditions

Dr. John Frew

Dermatology
Rockefeller University Hospital
1230 York Ave, 
New York, NY 
Expertise in
10
conditions
Rockefeller University Hospital
1230 York Ave, 
New York, NY 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

John Frew is a Dermatologist in New York, New York. Dr. Frew is highly rated in 10 conditions, according to our data. His top areas of expertise are Hidradenitis Suppurativa, Pyoderma Gangrenosum, Acne, Epidermolysis Bullosa, and Tissue Biopsy.

His clinical research consists of co-authoring 189 peer reviewed articles and participating in 3 clinical trials. MediFind looks at clinical research from the past 15 years.

Specialties
Dermatology
Licenses
Dermatology in NY
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
Find your insuranceClose

Locations

Rockefeller University Hospital
1230 York Ave, New York, NY 10065
Call: 212-327-7153

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.

3 Clinical Trials

A Multicenter, Randomized, Double-Blind, Placebo-Controlled, Phase 2 Study to Evaluate the Efficacy and Safety of LY3041658 in Adults With Moderate-to-Severe Hidradenitis Suppurativa
A Multicenter, Randomized, Double-Blind, Placebo-Controlled, Phase 2 Study to Evaluate the Efficacy and Safety of LY3041658 in Adults With Moderate-to-Severe Hidradenitis Suppurativa
Enrollment Status: Completed
Publish Date: April 28, 2023
Intervention Type: Drug
Study Drug: LY3041658
Study Phase: Phase 2
An Exploratory, Proof-of-Concept Study of the Effect of Fostamatinib Upon Cutaneous Inflammation in the Setting of Hidradenitis Suppurativa
An Exploratory, Proof-of-Concept Study of the Effect of Fostamatinib Upon Cutaneous Inflammation in the Setting of Hidradenitis Suppurativa
Enrollment Status: Completed
Publish Date: March 01, 2023
Intervention Type: Drug
Study Drug: Fostamatinib
Study Phase: Phase 2
A Pilot Study of Safety and Biomarkers In Hidradenitis Suppurativa Participants Receiving Brodalumab
A Pilot Study of Safety and Biomarkers In Hidradenitis Suppurativa Participants Receiving Brodalumab
Enrollment Status: Completed
Publish Date: June 04, 2020
Intervention Type: Drug
Study Phase: Early Phase 1
View 2 Less Clinical Trials

187 Total Publications

Viral infections as triggers in autoimmune blistering diseases: A systematic review of associations and mechanisms.
Viral infections as triggers in autoimmune blistering diseases: A systematic review of associations and mechanisms.
Journal: JAAD international
Published: December 15, 2025
View All 187 Publications
Similar Doctors
Expertise in
19
conditions
Dr. Leon Kircik
Dermatology
Expertise in
19
conditions
Dr. Leon Kircik
Dermatology

MSSM-Optical Shop

17 E 102nd St, 
New York, NY 
 (2.0 miles away)
212-659-8554
Languages Spoken:
English
See accepted insurances

Leon Kircik is a Dermatologist in New York, New York. Dr. Kircik is highly rated in 19 conditions, according to our data. His top areas of expertise are Acne, Plaque Psoriasis, Atopic Dermatitis, and Psoriasis.

Expertise in
23
conditions
Dr. Patricia Myskowski
Dermatology
Expertise in
23
conditions
Dr. Patricia Myskowski
Dermatology

Office

1275 York Ave Ste 407, 
New York, NY 
 (0.4 miles away)
646-888-6018
Languages Spoken:
English
See accepted insurances

Patricia Myskowski is a Dermatologist in New York, New York. Dr. Myskowski is highly rated in 23 conditions, according to our data. Her top areas of expertise are T-Cell Lymphoma, Mycosis Fungoides, Cutaneous T-Cell Lymphoma (CTCL), and Lymphomatoid Papulosis.

Expertise in
14
conditions
Dr. Andrew Alexis
Dermatology
Expertise in
14
conditions
Dr. Andrew Alexis
Dermatology

Israel Englander Department Of Dermatology At 211 East 80th Street

211 E 80th St # 2, 
New York, NY 
 (0.7 miles away)
347-378-5278
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Andrew Alexis is a Dermatologist in New York, New York. Dr. Alexis is highly rated in 14 conditions, according to our data. His top areas of expertise are Acne, Melasma, Atopic Dermatitis, and Vitiligo.

VIEW MORE Dermatologists

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

Find Dr. Frew's expertise for a condition
ConditionClose
  • Elite
  • Hidradenitis Suppurativa
    Dr. Frew is
    Elite
    . Learn about Hidradenitis Suppurativa.
    See more Hidradenitis Suppurativa experts
    • Advanced
    • Acne
      Dr. Frew is
      Advanced
      . Learn about Acne.
      See more Acne experts
    • Bullae
      Dr. Frew is
      Advanced
      . Learn about Bullae.
      See more Bullae experts
    • Epidermolysis Bullosa
      Dr. Frew is
      Advanced
      . Learn about Epidermolysis Bullosa.
      See more Epidermolysis Bullosa experts
    • Erythema Multiforme
      Dr. Frew is
      Advanced
      . Learn about Erythema Multiforme.
      See more Erythema Multiforme experts
    • Linear Nevus Sebaceous Syndrome
      Dr. Frew is
      Advanced
      . Learn about Linear Nevus Sebaceous Syndrome.
      See more Linear Nevus Sebaceous Syndrome experts
    • Psoriasis
      Dr. Frew is
      Advanced
      . Learn about Psoriasis.
      See more Psoriasis experts
    View All 9 Advanced Conditions
    • Experienced
    • Acrokeratoelastoidosis of Costa
      Dr. Frew is
      Experienced
      . Learn about Acrokeratoelastoidosis of Costa.
      See more Acrokeratoelastoidosis of Costa experts
    • Alopecia Areata
      Dr. Frew is
      Experienced
      . Learn about Alopecia Areata.
      See more Alopecia Areata experts
    • Aplasia Cutis Congenita
      Dr. Frew is
      Experienced
      . Learn about Aplasia Cutis Congenita.
      See more Aplasia Cutis Congenita experts
    • Atopic Dermatitis
      Dr. Frew is
      Experienced
      . Learn about Atopic Dermatitis.
      See more Atopic Dermatitis experts
    • Basal Cell Skin Cancer
      Dr. Frew is
      Experienced
      . Learn about Basal Cell Skin Cancer.
      See more Basal Cell Skin Cancer experts
    • Boils
      Dr. Frew is
      Experienced
      . Learn about Boils.
      See more Boils experts
    View All 31 Experienced Conditions
    Want to save this doctor for later?
    Sign Up
    Is this your doctor?
    Find A Second Opinion
    Not sure about your diagnosis?
    Check Your Symptoms
     
     
     
     
    Learn about our expert tiers
    Learn More
    Are you the provider on this profile?
    Claim Profile
    1. Homepage
    2. Dermatologists New York, NY
    3. Dr. John Frew
    For Patients
    • Our Story
    • How MediFind Works
    • Conditions A-Z
    • Doctor Directory
    • Symptoms Directory
    • Procedures Directory
    • Treatment Directory
    • Drug Directory
    • Infusion Center Finder
    • FAQ
    • Contact Us
    For Providers and Practices
    • Claim Your Profile
    • Newsroom
    Business Solutions
    • Provider
    • Network Solutions
    Additional Resources
    • Consumer Health Data Privacy Policy
    • Privacy Policy
    • Terms of Use
    • Advertising Policy
    • Content Policy
    Subscribe to our newsletter

    Sign up to stay informed about MediFind and get wellness sent your way.

    Close

      By subscribing, I agree to MediFind's Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.

      Bullet PinMediFind
      Follow us on
      This information is not intended as a substitute for informed medical advice. You should work with a licensed professional to diagnose and treat health conditions. We let the data speak for itself, MediFind does not endorse any healthcare providers.
      © 2026 All Rights Reserved

      Request an Appointment

      If you are experiencing a medical emergency, call 9-1-1.

      MediFind will contact the provider for your appointment request. You’ll receive status updates by email. Your provider or MediFind will reach out to you directly by phone or email to schedule your appointment or request additional information.

      Patient Details

      This information is for the patient who will be seen at the appointment.

        Close

        Returning patient? Use your address on file with the provider.

        Insurance Details

        Please provide information of the primary insurance holder as the practice may require this information to schedule.

        Insurance Provider *
        Insurance ProviderClose

        Appointments Details

        Let’s get more information about your appointment.

                0 / 1000
                0 / 1000
                By pressing the Submit button you are agreeing to MediFind’s Terms of Use, Privacy Policy and Consumer Health Data Privacy Policy, as applicable.