Gregory Diehl, M.D.

Specializing in Reconstructive Plastic Surgery of Skin Cancer

Board Certified in Plastic Surgery since 1992

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Real Patients, Real Results
Dr. Diehl - Meet Our Patients
"I WILL HIGHLY RECOMMEND YOU TO EVERYONE THAT MAY NEED YOUR SERVICES"
-Ray Mckenna
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Real Patients, Real Results
Dr. Diehl - Meet Our Patients
"FOREVER THANKFUL AND GRATEFUL!"
-Georgia Perrone
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Real Patients, Real Results
Dr. Diehl - Meet Our Patients
"When you are with Dr.Diehl, you become the most important person in the room."
-Jessica Colangelo
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Real Patients, Real Results
Dr. Diehl - Meet Our Patients
"As a fellow physician, I cannot thank Dr. Diehl enough for introducing me to what I've labeled 'The Game Changer'"
-Michelle Di Guglielmo, M.D
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Real Patients, Real Results
Dr. Diehl - Meet Our Patients
"My daughter, Jill Nicolini, recommended me to Dr. Diehl, and I have been very happy being his patients for years."
-Michelle Nicolini
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Dr. Gregory Diehl's Credentials
Long Island, NY


American Society of Plastic Surgeons

This symbol of excellence in plastic surgery is what to look for when deciding on a surgeon. It tells you that you are choosing a physician who is certified by the American Board of Plastic Surgery.


The American Board of Plastic Surgery, Inc

The mission of The American Board of Plastic Surgery, Inc. is to promote safe, ethical, efficacious surgery to the public by maintaining high standards for the education, examination, certification and recertification of plastic surgeons as specialists and subspecialists.


The American College of Surgeons

The American College of Surgeons (ACS) is dedicated to improving the care of the surgical patient and to safeguarding standards of care in an optimal and ethical practice environment


American Medical Association


Mission: To promote the art and science of medicine and the betterment of public health. Core Values: (1) Leadership; (2) Excellence; and (3) Integrity and Ethical Behavior. Vision: To be an essential part of the professional life of every physician.

The American Medical Association helps doctors help patients by uniting physicians nationwide to work on the most important professional and public health issues.

Suffolk County Medical Society


Mission Statement Objectives: To act as the premier professional medical association for the physicians of Suffolk County by maintaining a representative and united organization charged with:

Establishing the highest possible standards for the practice of medicine in Suffolk County while considering and acting upon matters affecting both the practice of medicine and the public health of the County; cultivating and advancing education in the science of medicine while maintaining a high standard of integrity, honor and courtesy in the medical profession.

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Dr. Diehl belongs to these Associations