Summary

Dr. Michael Fastenberg is a board-certified dermatologist who has dedicated 21 years to helping patients with a wide range of skin conditions. He earned his medical degree from Stony Brook University School of Medicine and holds certification in dermatology from the American Board of Dermatology. His extensive experience spans more than two decades of treating various dermatologic concerns. Dr. Fastenberg provides care in English.

Dr. Fastenberg practices at Saint Catherine Of Siena Medical Center and sees patients in Smithtown, New York. He specializes in treating conditions such as seborrheic keratosis and melanocytic nevus, as well as addressing skin changes that occur during pregnancy. His expertise includes performing cryotherapy for skin lesions and laser therapy for various skin concerns. Patients have given Dr. Fastenberg an average rating of 4.3 stars for his compassionate care and clinical expertise.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.3
  • 21 years of experience
  • 26 insurance plans accepted
  • speaks English
  • Stony Brook University School of Medicine
  • 5 written reviews
  • 1 specialty
  • 11 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Patients’ Perspective

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

Office Location

Schweiger Dermatology Group

260 E Middle Country RdSmithtown, NY 11787

Compare with Similar Doctors

Michael Fastenberg, MD
Dr. Theresa Durchhalter, DO
Yan Eve Jin, FNP-C
Dr. David Erstein, MD
Michael Fastenberg, MDDr. Theresa Durchhalter, DOYan Eve Jin, FNP-CDr. David Erstein, MD
DermatologyDermatologyDermatologyDermatology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
4.9 
21 Years of Experience 10 Years of Experience 6 Years of Experience 20 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish, Polish Speaks English Speaks English
Smithtown , NYHicksville , NYRiverhead , NYFresh Meadows , NY
Med School: Stony Brook University School of Medicine Med School: Edward Via Virginia College Of Osteopathic Medicine Med School: Molloy College Med School: State University of New York, Downstate Medical Center
Current Profile
View Profile View Profile View Profile

Insurance Plans Accepted by Michael Fastenberg

  • 1199SEIU
  • Aetna
  • Anthem Blue Cross
  • APWU
  • Blue Cross Blue Shield
  • CareConnect
  • CHAMPVA - HMO
  • EmblemHealth
  • Fidelis Care (NY)
  • Fidelis Care (NY) - Medicare (Advantage HMO)
  • Gilsbar 360 Alliance
  • HealthFirst (NY)
  • HealthSmart
  • Humana
  • MagnaCare
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Meritain Health
  • Molina Healthcare
  • Nippon Life Benefits
  • Oscar Health Insurance
  • Palmetto GBA
  • Palmetto GBA - Medicare
  • UnitedHealthcare
  • UnitedHealthcare Oxford

Medical Specialties

Michael Fastenberg has the following specialty

Specialty Expertise

Michael Fastenberg has the following 11 areas of expertise

  • Acne (Acne Vulgaris)
  • Actinic Keratosis
  • Basal Cell
  • Excision
  • Melanoma
  • Mole
  • Psoriasis
  • Rash
  • Rosacea
  • Skin Biopsy
  • Skin Cancer

Certifications, License, & Education

21 Years Experience

Michael Fastenberg holds an active medical license in the state of New York. They are board certified in Dermatology by the American Board of Dermatology.

Board Certifications

Board certified in Dermatology by the American Board of Dermatology.

Medical License

Medical Doctor with an active medical license in the state of New York that expires in 2026.

Education & Training

Medical School

Graduated from Stony Brook University School of Medicine in 2005.

NPI Number

Michael Fastenberg's NPI number is 1073735593.

Similar doctors

Frequently Asked Questions

Which hospitals is Michael Fastenberg affiliated with?
Michael Fastenberg is affiliated with Saint Catherine Of Siena Medical Center.
Where is Michael Fastenberg's office located?
Michael Fastenberg's office is located at 260 E Middle Country Rd, Smithtown, NY, 11787.
Does Michael Fastenberg accept my insurance?
You can see the insurance plans that Michael Fastenberg accepts on their Vitals profile.
Is Michael Fastenberg accepting new patients?
Michael Fastenberg is accepting new patients on Vitals. View Michael Fastenberg's profile on Vitals to make an appointment.
Does Michael Fastenberg accept virtual/telehealth appointments?
Michael Fastenberg has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

Ensuring Data Transparency and Trust: A Guide to Vitals Doctor Listings and Reviews

Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.

Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.

Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.