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Dr. Gary Hahn, MD

Dr. Gary Hahn, MD

Dermatology*
45+ years of experience

Dr. Gary Hahn, MD is a dermatologist in Smithtown, NY and has over 45 years of experience in the medical field. He graduated from University at Buffalo Jacobs School of Medicine and Biomedical Sciences in 1979. He is affiliated with medical facilities Huntington Hospital and Mount Sinai Hospital. He is accepting new patients.

3.4 Star Rating
Based on 5 reviews 3.4 Star Rating (5 reviews)

Practice

260 E Main St Ste 208 Smithtown, NY 11787
(631) 863-3223

At a Glance

  • Area of Expertise
    Dr. Hahn specializes in the area of Dermatology. • See board certifications
  • Practices at Top Hospital
    Patient Safety Excellence Award™ • See hospitals
  • Hospital Satisfaction
    Patients said they were highly satisfied at this doctor's hospital. • See hospitals
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Dr. Hahn's Reviews

Likelihood to recommend Dr. Hahn

3.4

5 ratings, 4 with a written review
5 Star
60%
60%
4 Star
0%
0%
3 Star
0%
0%
2 Star
0%
0%
1 Star
40%
40%

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RecentHighestLowestMost Helpful
What went well
  • I felt respected
  • Listened & answered questions
  • Explained conditions well
  • Appointment wasn't rushed
  • Trusted the provider's decisions
What could be improved
  • Long wait times
Helpful
Cynthia Mims Darienzo – Apr 20, 2024
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What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
Helpful
Suzanne in Smithtown – Jan 25, 2019
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What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Didn't listen or answer questions
  • Didn't explain conditions well
  • Staff wasn't friendly
  • Appointment was rushed
  • Didn't trust the provider's decisions
  • Long wait times
Helpful
lola in long island, NY – Jul 03, 2018
×Post a ResponseAre you Dr. Gary Hahn, MD?
What went well
  • Appointment scheduling
  • Listened & answered questions
  • Explained conditions well
  • Staff friendliness
  • Appointment wasn't rushed
  • Trusted the provider's decisions
  • Wait times
What could be improved
No results
Helpful
K.D. in Dix Hills, NY – Nov 20, 2015
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Leave a review

How was your experience with Dr. Hahn?

Know Before You Go

About Me

biography

Dr. Gary Hahn M.D. FAAD is a board-certified dermatologist who has been practicing dermatology for over 20 years. Dr. Hahn specializes in both medical and cosmetic dermatology treatments.

Dr. Hahn is now based in our Smithtown...read more

  • Dermatology

  • Cosmetic Dermatology

*Healthgrades does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.

  • Roswell Park Memorial Institute|suny Affil Hosps

    Residency Hospital, 1981

  • Li Jewish Hospital|long Island Jewish Medical Center

    Internship Hospital, 1980

  • University At Buffalo Jacobs School Of Medicine And Biomedical Sciences

    Medical School, 1979
American Board of Medical Specialties®
American Board of Dermatology®
- 
Dermatology
For detailed information about any of the below board actions, please search for the provider's records on the linked state licensing board or the Federation of State Medical Boards. To learn more about the difference between these sources, please refer to our FAQs.
Healthgrades has not received any data indicating a board action exists for this provider.

Healthgrades receives board action history for physicians and physician assistants. The information displayed here is sourced from independent information providers, such as state board websites, and may not be the most up-to-date information. Healthgrades makes no representations with respect to the accuracy of any information provided here and assumes no responsibility or liability for such information.

Learn more about medical license public record check

Focus on Eczema

Locations

Practice

Marina I Peredo MD PC260 E Main St Ste 208 Smithtown, NY 11787
1
  • Call
  • Fax
  • Hours
    • Mon: 8:00am - 8:00pm
    • Tue: 8:00am - 8:00pm
    • Wed: 8:00am - 8:00pm
    • Thu: 7:30am - 7:30pm
    • Fri: 8:30am - 6:00pm
    • Sat: 9:00am - 3:00pm
  • Directions

Practice

Onyx Medical Practitioner PC283 Commack Rd Ste 115 Commack, NY 11725
2

Affiliated Hospitals

  • Huntington Hospital

    270 Park Ave
    Huntington, NY 11743
    Recipient of 12
    hospital awards

    Patient Safety Excellence Award™ (2025, 2024, 2023)

    Top in the nation for providing excellence in patient safety by preventing infections, medical errors, and other preventable complications

    View all awards

    How patients felt about the care they received at this hospital.

    83%
    Patients said they were given information about recovering at home

    1% lower than the national average

    77%
    Patients said that nurses always listened to them and explained things well

    2% higher than the national average

    View all patient feedback

  • Mount Sinai Hospital

    1 Gustave L Levy Pl
    New York, NY 10029
    Recipient of 27
    hospital awards

    How patients felt about the care they received at this hospital.

    85%
    Patients said they were given information about recovering at home

    1% higher than the national average

    76%
    Patients said that doctors always listened to them and explained things well
    View all patient feedback
Learn more about how Healthgrades measures Hospital Quality