Dr. Tariq KhanM.D.

Internal Medicine

at Orange County Concierge Doctor — Tustin, CA

About

Dr. Tariq Khan, MD, earned his Doctor of Medicine from the American University of the Caribbean School of Medicine. He completed his internal medicine residency at Flushing Hospital Medical Center, then pursued advanced training at the State University of New York, Downstate Medical Center. Those New York years gave him deep exposure to intensive care and hospital-based medicine. He holds board certification as a Diplomate of the American Board of Internal Medicine.

Dr. Khan built his Tustin practice around 24-hour access and preventive care. He focuses on catching early signs of chronic disease and building individualized treatment plans. Beyond primary care, he has devoted years to mastering medical aesthetics and nonsurgical cosmetic procedures. He personally performs all exosome injections and infusions in-office, using Wharton's jelly, amniotic, and MSC sources. He also operates GentleCare Laser Aesthetics in Tustin and Long Beach. Outside medicine, Dr. Khan is an accomplished jazz and Latin drummer who has performed across the country. He believes his background in art and music sharpens his instincts as a practitioner of cosmetic medicine.

Education & Training

Medical School

Doctor of Medicine, American University of the Caribbean School of Medicine

Residency

Internal Medicine, Flushing Hospital Medical Center

Additional Training

Further training at State University of New York, Downstate Medical Center

Certifications

Board Certified as a Diplomate of the American Board of Internal Medicine

Conditions Treated

diabetes
hypertension
hormone imbalances
weight management
chronic disease
STD testing

Who is Dr. Khan right for?

Dr. Khan suits adults who want a single physician handling both primary care and aesthetic medicine. Patients managing diabetes, hypertension, or weight concerns benefit from his chronic disease focus. Adults interested in hormone replacement, exosome therapy, or nonsurgical cosmetic procedures will find his clinical range useful. His 24-hour availability makes him a strong fit for patients who value direct and immediate access to their doctor.

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Frequently Asked Questions

Dr. Khan manages a wide range of conditions including diabetes, hypertension, and hormone imbalances. He also addresses weight management through a structured semaglutide program. His preventive medicine focus means he actively monitors patients for early signs of chronic disease.

Yes. Dr. Khan holds board certification as a Diplomate of the American Board of Internal Medicine. He completed his residency at Flushing Hospital Medical Center and pursued advanced training at the State University of New York, Downstate Medical Center.

Yes. Dr. Khan personally performs all cosmetic and aesthetic procedures, including Botox, Juvederm, exosome injections, laser hair removal, tattoo removal, SmartLipo, and CoolSculpting. He does not delegate these treatments to other staff.

Dr. Khan uses only Wharton's jelly, amniotic, or MSC sources for all exosome injections and infusions. He performs every treatment in-office himself. This hands-on approach reflects his commitment to quality and consistency in regenerative care.

Yes. Dr. Khan runs a structured weight loss program that includes semaglutide injections. He develops individualized treatment plans based on each patient's health history and goals.

Dr. Khan earned his medical degree from the American University of the Caribbean School of Medicine. He completed his internal medicine residency at Flushing Hospital Medical Center. He then trained further at the State University of New York, Downstate Medical Center.

Yes. Dr. Khan offers hormone replacement therapy as part of his clinical services. He integrates HRT into individualized care plans based on a patient's symptoms, labs, and health history.

Yes. Dr. Khan provides 24-hour access to all members. Patients can contact him directly for urgent concerns or ongoing care questions at any time of day.

Doctor profile last updated March 21, 2026