Meet Our Doctors
Stem Cell Physician in New York and Long Island
Dr. David A. Mayer is an acknowledged expert in regenerative medicine. He received his medical degree from Weill Cornell Medical College, finishing first in his class. He went on to complete a demanding residency in general surgery at New York Presbyterian Hospital-Cornell, which included a rotation as a fellow in oncologic surgery at Memorial Hospital-Sloan Kettering Cancer Center. Dr. Mayer is a board-certified general surgeon who has been in practice for over 30 years in the North-Shore-LIJ Health System in New York as a general, vascular, and bariatric surgeon.
Dr. Mayer is an Associate Professor of clinical surgery and the former Chief of Surgery at a North Shore-LIJ hospital. He is also a widely-published chairman of surgery emeritus. In a global stem cell network of physicians, Dr. Mayer is part of an active Investigational Research Board (IRB) study on stem cell treatments that are filed with the U.S. Department of Health & Human Services.
Stem Cell Physician in Dallas and Houston
Dr. Baker is a general surgeon by training and a native of Northeast Texas.
His general surgery training makes him uniquely qualified as an excellent stem cell physician.
After graduating from the University of Arkansas with the highest honors,
Dr. Baker attended the University of Texas Medical School at Houston where he was awarded the prestigious Parents and Alumni Scholarship.
During medical school, Dr. Baker was selected to participate in the competitive summer research program and remained active in research throughout medical school.
Following medical school and research commitments, Dr. Baker moved to Phoenix, Arizona where he began his surgical education. It was in the Scottsdale area that Dr. Baker began to hone his artistic eye for body sculpting. Dr. Baker also garnered broad experience in regenerative medicine around this time as aesthetic improvement and restorative complementary medicine techniques often go hand in hand.
In the six years since Dr. Baker has treated thousands of cosmetic patients and a near equal quantity of functional medicine patients. He strives to remain on the cutting edge through continued education and a meticulous attention to detail for all of his patients with a willingness to think outside the box and look for options that traditional medicine might otherwise not consider.
Stem Cell Physician in Dallas and Houston
Dr. Thiele is a General Surgeon with five years of training in general surgery.
He is a Diplomate of the American Board of Management Wound which has helped hone his hair transplant techniques including FUT, graft harvesting, recipient site making, anesthesia, pain management and wound healing.
He has worked as a Physician at the East Texas Medical Center and Mother Francis Hospital in Tyler, and served as a Physician with VOHRA Would Physicians, TeleHealth, Murdock & Applegate Recovery.
He attended medical school at the University of Texas in Galveston and trained at Mercer University in Georgia and Charleston Area Medical Center in W. Virginia.
Dr. Thiele performs the FUT as well as FUE procedures at MAXIM Hair Restoration in Houston and Dallas, Texas.
Stem Cell Physician in Dallas
Dr. Smith is Facial Plastic and Reconstructive Surgeon in Dallas, Texas.
He specializes in all types of aesthetic surgery for the face and performs stem cell procedures.
Dr. Smith received his undergraduate degree from Baylor University. He began his medical education at the University of Texas Southwestern Medical Center in Dallas where he received his MD degree.
Dr. Smith completed his internship in general surgery followed by a residency and specialization in Otolaryngology-Head and Neck Surgery at the University of Texas Southwestern Medical Center in Dallas, including Parkland Hospital System.
Dr. Smith was then chosen for a highly specialized Fellowship in Facial Plastic and Reconstructive Surgery sponsored by the American Academy of Facial Plastic and Reconstructive Surgery at the University of California, Los Angeles. During his fellowship at UCLA, his entire experience focused on cosmetic and reconstructive surgery of the face, head, and neck.
He received his training in stem cell therapy with Dr. David Mayer at National Stem Cell Centers in New York City.
Stem Cell Physician in New JerseyDr. Doshi is a dual Ivy League-educated and fellowship-trained facial plastic and reconstructive surgeon specializing in all aspects of surgical and nonsurgical face and neck rejuvenation including hair transplants.
He approaches hair transplants with a discerning eye, aiming to restore a natural hairline for a youthful appearance. He uses the latest techniques with finesse and tailors his work to a patient’s particular facial attributes for the most meaningful and long-lasting results. Trained at prominent institutions including New York-Presbyterian/Columbia University Medical Center, New York-Presbyterian/Weill Cornell, Memorial Sloan Kettering, and graduated in the top 1% of his medical school and was inducted into the Alpha Omega Alpha medical honor society.
Dr. Doshi has lectured on surgical topics both nationally and internationally, published scientific articles and book chapters, and serves as one of only a handful of selected physicians across the country to advise on cases in the field of facial plastic and head & neck surgery for prominent medical groups.
Dr. Doshi is a member of the American Academy of Facial Plastic and Reconstructive Surgery, American Academy of Cosmetic Surgery, American Society for Laser Medicine and Surgery, American Academy of Otolaryngology – Head & Neck Surgery, American Medical Association, and Alpha Omega Alpha Medical Honor Society. He is licensed to practice in New York and New Jersey. Dr. Doshi is Board Certified in Head & Neck / Facial Plastic Surgery.
Stem Cell Physician in Newport Beach
- American Academy of Cosmetic Surgery
- American Society of Cosmetic Laser Surgery
- American Society of Liposuction Surgery
- American Academy of Anti-aging Medicine
- American Medical Association
Stem Cell Physician in Alexandria, VA
Dr. Gamez completed his medical training at the St. Christopher College of
Medicine at the Luton, England campus.
He attended surgical residency at Maimonides Medical Center in New York.
During this time, he was able to focus on managing surgical scars and scar
revision. He also spent a lot of time in critical care and the surgical
Dr. Gamez has also worked with organizations on long-term care, wound
care, cannibis, pain management, and related fields.
He trained on hair transplants (both FUT and FUE) with Dr. David A. Mayer,
former Chief of Surgery at a North Shore-LIJ Hospital, in New York City and
Long Island, as well as Dr. Kristopher Hamwi, a renowned plastic surgeon,
in Alexandria, Virginia.
Stem Cell Physician in Westchester, NY
Dr. Lawrence Barnard is an experienced, osteopathic physician who was
trained on stem cell and related procedures with Dr. David A. Mayer on Long
He is the Program Director for Neuromusculosketal Medicine at Southampton
Hospital where he runs the residency program to train young physicians. He
also practices at St. Barnabas Hospital in the Bronx.
Dr. Barnard completed his medical education at the New York State College
of Osteopathic Medicine and his undergraduate education at SUNY Purchase.
He is the recipient of the NYIT President's Service Award.
He is a member of several professional societies.
Dr. Barnard sees and serves patients from White Plains and surrounding
areas in Westchester County, Southern Connecticut, Upstate New York, New
York City, Manhattan, Queens, Brooklyn, Westchester, Staten Island, the
Bronx, and Northern and Central New Jersey.
Call (802) 278-5098 today to find out if stem cell therapies are right for you. National Stem Cell Centers has locations in New York City, Great Neck NY, Southampton NY, New Jersey, Dallas and Houston in Texas, and Atlanta GA.
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