Over 50,000 Served Since 1992


The doctor’s of New Hair Institute have served over 100,000 happy patients and performed almost 16,000 surgeries of its history.  NHI has pioneered most of today’s modern hair transplant technique from large surgical sessions with small grafts in the early 1990s, to the identification of the anatomic Follicular Unit which has now standardized hair transplantation across the world, to Follicular Unit Extraction (FUE) started in 1996 and first published in 2002 changing the world of hair transplantation for everyone.

When opting for a hair restoration procedure, your first consideration should be your doctor of choice. This is vital to the success of your surgery. You want to choose someone with the right experience. Someone who you would like to trust your life to, someone who had all the best training and/or most experience, who displays sound judgment, has the technical ability to get the job done right and has a reputation that is well known, worldwide. These qualities, along with the skills and experience of the surgical team, will ensure that the doctor you choose provides the results you want.

At New Hair Institute, our doctors are world renowned for their artistry and innovation. Dr. Rassman is thought of as the ‘Father of the Modern Hair Transplant Techniques’. NHI hholds dozens of U.S. Patents in the field of hair restoration science. We understand the complexities and subtle nuances of these procedures in a way no other doctor does. We helped reinvented the field of hair loss restoration. Allow us the honor of helping to reinvent you.

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William R Rassman, M.D.


Dr. William Rassman graduated from the Medical College of Virginia in 1966 where he received his Doctor of Medicine. He completed a surgical internship at the University of Minnesota and obtained a cardiovascular fellowship with Dr. C.W. Lillehei, the man who invented modern heart surgery. He also completed a residency in general surgery at the Cornell Medical Center and Dartmouth Medical Center.
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Jae Pak, M.D.

Medical director

Dr. Jae Pak graduated from the University of California Irvine with a Bachelor of Science degree in Aerospace and Mechanical Engineering. He then took a brief detour at the U.S. Marine Corp Officer Candidate School in Quantico Virginia to pursue his love of aviation. He currently holds an FAA private pilot license and you may see him off the coast of Southern California looping and spinning in an aerobatic plane.
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This section contains medical publications of the New Hair Institute, sorted by year, in PDF format. A number of these documents are large and may require additional loading time.


Our scientific publications have been referenced by doctors and patients worldwide. Currently, there are over 70 such publications which have pioneered most modern hair restoration technologies, such as FUT, FUE and SMP. New Hair Institute’s commitment to the highest ethical standards is a benefit to the public, the medical profession, and, first-and-foremost, our patients.