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Invited Faculty

The following esteemed faculty have been invited to lecture at the AMIFAS Cadaver Lab Seminar February 22-24, 2023 in Orlando.


Dr. TJ Ahn is a first-generation Korean immigrant who came to America alone when he was only 19 without any connections or ability to speak English. Determined to live the American Dream, Dr. Ahn spent the next 30 years honing his medical and business skills such as medical marketing and building a hybrid-concierge model practice.

Dr. Ahn has established a successful podiatry practice specializing in minimally invasive foot & ankle surgeries in the Chicago area. As a leader in his industry, Dr. Ahn has spoken at many lectures, conferences and seminars sharing his knowledge, experience and vision for the future. He is an active Associate Professor at the Academy of Minimally Invasive Foot & Ankle Surgery. 

He also has taught students at Rosalind Franklin University/Scholl College of Podiatric Medicine as a surgical lab instructor.

Fernando Sancho Barroso, MD

  1. Orthopedic surgeon

  2. Director and professor of Minimally Invasive Surgery Courses at the National University of Mexico

  3. Professor of Percutaneous Surgery Courses in Barcelona Spain

  4. Former President and Professor of the Ibero-American Group of MIS Surgery

  5. Professor of AMIFAS

  6. International member of AAOS

Richard Cowin, DPM

Bio coming soon.

Ali El Kohen, MD

Dr Ali EL KOHEN is an orthopedic surgeon, graduate of University of Marseille (France) in 1993 and private practice in Casablanca (Morocco) over 25 years of experience. He started MIS foot and ankle surgery since his first seminar in San Antonio (Texas) in 2009. He has been nominated by Stephen ISHAM as Regional Director for Morocco and Africa in 2011, participated at almost all AAFAS seminars and cadaver’s lab as lecturer and instructor. Dr Ali EL KOHEN is very passionate about percutaneous technique for foot disorders. He is board certified in a number of specialties and fellow of AAOS, AMIFAS, SICOT.

Michael Fanous, DPM, MS, MHA, FAMIFAS

Dr. Michael Fanous is a graduate of the Ohio College of Podiatric Medicine. He Completed his residency training at USC-County General Hospital in Los Angeles, California. Michael has a master’s degree in Health Administration and Gerontology from the University of La, Verne, California. He was a founder and former director of the residency training program and former Chief of Podiatric Surgery at Anaheim General Hospital, California. Dr. Fanous is a diplomat of the American Board of Multiple Specialties in Podiatry.

He is board-certified in Podiatric Surgery. Reconstructive Rearfoot Surgery, and Primary Care in Podiatric Medicine. Michael is a Fellow, Professor, and Member of AMIFAS. He also served as past President of AMIFAS.

Stephen Isham, MD, DPM

Dr. Isham has devoted his career not only to practicing the minimal invasive techniques, but also as Professor of Surgery to teach these procedures at home and abroad. His influence is prominent in many Central American, South American, European and Asian countries.

He has pioneered and published articles on many of the minimally invasive surgical procedures currently in use, and several of these techniques bear his name. He has received numerous honors worldwide for his work in this field.

Lawrence Kales, DPM

Bio coming soon.

Beth Klawitter, DPM

Beth Klawitter, DPM is current President of AMIFAS, board certified by the American Board of Multiple Specialties in Podiatry in MIS, and a Fellow of AMIFAS. She has been performing minimally invasive foot surgery for over 20 years. Her father had performed the art for 33 years starting in 1960. She learned her skills from other MIS surgeons who were taught by him and watching her father perform these surgeries for 10 years when she was managing his office.

Dr. Klawitter graduated from the Des Moines College of Podiatric Medicine and Surgery in 1999 and finished her residency in Grand Blanc, MI in 2001 under Irvin Kanat, DPM. She is currently practicing in Omaha, Nebraska.

Larry Kobak, DPM, JD

Bio coming soon.

J. Monroe Laborde, MD, MS

Dr Laborde practices Orthopaedic Surgery at Touro infirmary and is director of foot surgery at LSUHSC in New Orleans, La. He is on the Board of the Academy of Ambulatory Foot & Ankle Surgery, U. of Holy Cross, & Dept of Biomedical Engr, Tulane U. He has over 50 publications on arthritis, spinal problems, biomechanics, chronic pain and foot problems, which have been cited by other authors over 400 times. Eight of his publications were the first publications about various aspects of treatment.

He helped developed successful treatments for diabetic foot problems which could potentially prevent up to 1 million amputations a year worldwide.

John Longobardo, DPM, MD

Bio coming soon.

Richard Mann, DPM

Dr. Mann is a Doctor of Podiatric Medicine, and a Diplomate of the American Board of Podiatric Surgery, retired. He graduated from the New York College of Podiatric Medicine in 1978 and received his residency training at the FDR VA Medical Center at Montrose, NY.   

Over the past 20 years, Dr. Mann has specialized in the treatment of peripheral neuropathy. He has lectured and written extensively on the topic of peripheral neuropathy. Dr. Mann is also a consultant to the industry and the medical community on improving clinical outcomes in the treatment of peripheral neuropathy. He authors a medical blog under “Clinical Updates” that reports on new advances and findings in this field. 

Brant McCartan, DPM, MBA, MS

Dr. Brant McCartan has preformed over 1,500 MIS bunion surgeries over the past five years. He does not use internal fixation and walks his patients out of the operating room. Dr. McCartan currently sits on the board of AMIFAS. He is board certified by the American Board of Podiatric Medicine and the American Board of Foot and Ankle Surgery in both Foot Surgery and Reconstructive Rearfoot/Ankle Surgery. 

He is a fellow of The Academy of Minimally Invasive Foot & Ankle Surgery as well as the American Academy of Podiatric Sports Medicine. He serves as the medical director of Northwest Surgery Center in Milwaukee, WI. Feel free to check out some of his before and after photos on Instagram@toepicasso

Steve McClain, MD

Bio coming soon.

Hartley Miltchin, DPM

Hartley Miltchin is a graduate of the Illinois College of Podiatric Medicine. He has practiced Minimally Invasive procedures, exclusively, for 37 years. He is very passionate about MIS and enjoys sharing his extensive clinical experience.

He is Past President of the Ontario Podiatric Medical Association, Past Executive Director of the Canadian Podiatric Medical Association and is board certified in a number of specialties. Hartley still currently practices in Toronto Canada.

Carmen Naranjo-Ruiz, PhD

Dr. Naranjo-Rutz graduated from Complutense University at Madrid with a degree in podiatry. She furthered her education at the University of Alcala de Henares for a degree in Biomechanics and Podiatric Surgery. Carmen holds a Masters’ Degree in clinical Medical Research from the University of Miguel Hernandez UMH in Alicante, Spain. She completed her Surgical Fellowship Program from the Ohio college of Podiatric Medicine. Dr. Naranjo-Ruiz is a fellow of AMIFAS and a Associate Professor.

Currently She is a Professor at the Catholic University of Valencia San Vicente Martir for MIS. Carmen is past president of AEMIS (Spanish Association of Minimally Invasive Foot Surgery). She has lectured on MIS in Spain and Abroad. Her private practice is located in Madrid, Spain.

Sheldon Nadal, DPM

Sheldon Nadal DPM is a Past President and professor of surgery of the Academy of Minimally Invasive Foot and Ankle Surgery.


He has been practicing MIS in his Toronto, Canada office since 1980.0He has lectured in the United States, Canada, and Europe on MIS and has written chapters on bunion surgery for three textbooks on minimally invasive foot surgery.


Dr. Beth Pearce is a Podiatric Physician and Surgeon practicing in Northeast Florida since 1984. She graduated with honors from the Ohio College of Podiatric Medicine after completing her BA in Biology from SUNY Buffalo. She completed her surgical residency at Jacksonville General Hospital in Jacksonville FL, after a post-graduate externship.

Dr. Pearce was appointed by Governor to serve on the Florida Board of Podiatric Medicine in 1999 and chaired both the full board and its Probable Cause Panel for 8 of her 13-year tenure.  She is an active board member of the American Board of Multiple Specialties in Podiatry and Chair of the Exam Committee.  This Board’s Minimally Invasive Foot and Ankle Surgery Certification was developed with her leadership and coordination with AMIFAS. She has been Vice-President of “ since 2021.

She is board certified in Podiatric Medicine by ABPM with a specialty in Amputation Prevention and Wound Care. She also holds board certification status in Minimally Invasive Foot and Ankle, and Podiatric Medicine and Foot and Ankle Surgery by the American Board of Multiple Specialties in Podiatry. She is a diplomate with American Professional Wound Care Association. She is an instructor and provides interventional neuromodulation options for the management of lower extremity pain.  She has authored several chapters in “Peripheral Nerve Entrapments: Clinical Diagnosis and Management.” and is presently authoring several lower extremity chapters in a new book dedicated to peripheral nerve stimulation with Elsevier.

Lluis Castillo Sanchez, PhD

Dr. Lluís Castillo studied Podiatry at the University of Barcelona (1993) and received his PhD from the UVic-UManresa and the University of Barcelona. He trained in Minimal Incision Surgery of the Foot at the American University LSU Health New Orleans through the AAFAS (American Association of Foot and Ankle Surgery) of which he is Associate Professor. He has been President of AEMIS (Spanish Association of Minimal Invasive Foot Surgery between 2012-2016).

He is currently a professor of Surgery in the Degree in Podiatry at Manresa-Uvic, in the Official Master’s Degree in Integral Foot Surgery of the University of Barcelona and in the Official Master’s Degree in MIS Surgery of the Catholic University of Valencia.

Anthony Spitz, DPM

Bio coming soon.

Jordan Sullivan, DPM

Dr. Sullivan has a patient first approach to foot care and believes in minimizing disturbances to the lifestyle of the patient. His approach blends new techniques and technology with the innate ability of the body to heal, to get patients back to their normal lives as quickly as possible. 

Dr. Sullivan graduated from Scholl college in 2016 and completed his residency at Columbia St. Mary’s in Milwaukee, WI.  He practices in Denver, CO with a specialty in minimally invasive foot and ankle surgery.  He is board certified by the American Board of Podiatric Medicine.

Michael G. Warshaw, DPM, CPC

Michael G. Warshaw, DPM, CSFAC, CPC, CPODCS, COCS, CMSCS is a practicing podiatrist and a Certified Professional Coder with over 25 years of successful coding, management, and training experience for podiatric practices.

His local and national views come from active participation as a practicing podiatrist, having the distinction of being a Certified Professional Coder, and years of serving as a national lecturer concerning coding issues.

Dr. Warshaw’s experience is unique and comprehensive. He has had the additional advantage of participating in all facets of the Medicare Appeals Process, including Redeterminations, Reconsiderations, and Administrative Law Judge Hearings, as well as the appeals processes of most commercial insurance companies and state Medicaid programs. Dr. Warshaw has also served as an expert witness in the actual court system, at both the federal and state levels.

Dr. Warshaw is also the author of THE Podiatry Coding Manual, a comprehensive coding manual specific for podiatry that is updated on an annual basis.

This unique prospective provides Dr. Warshaw with the ability to provide solutions to insurance and coding problems from ‘real world’ experience.

Dr. Warshaw is committed to assist practices in learning to code appropriately, obtain the proper reimbursement, and to avoid the wrath of the carriers by coding and billing in an appropriate fashion.