Dr. Allan Kurtz. Dr. Allan Kurtz, is a Board Certified Internist,specializing in creating optimal health and longevity for his patients. Dr Kurtz has been in private practice since 1984. He is fellowship trained in Functional Medicine, and Integrative Medicine. He is a member of the American Academy of Anti-Aging Medicine, and The Institute for ...About The Center‧Dr. Allan Kurtz‧Stem Cell & Platelet Rich Plasma (PRP) Therapy‧Health Blog‧Contact‧How We Can Help.