He received his Board Certification in Family Practice in 1979 and was awarded the degree of Fellow of the American Academy of Family Practice in 1986. He is also certified by the National Board of Examiners in Integrated/Alternative Medicine and Natural Health Science and by the American Board of Clinical Metal Toxicology. He is licensed by the State of Florida and by the National Board of Medical Examiners.
Past experience includes receiving an adjunct Faculty appointment at the University of Florida College of Medicine and working as a University Physician in the late 1970′s as well as being an assistant Team Physician for the Florida Gator Sports programs. From 1980 to 1995 he was in private practice in Gainesville, Florida. He has served as Chief of Medicine at Alachua General Hospital. In 1995 he took a break from private practice to pursue business interests, travel, spend time with his family, and engage in integrative medical research. In March 2000 he re-entered private practice and opened the doors to the Preventive Medicine Center of Gainesville, Inc..
Dr. Erickson is a member of the Alachua County Medical Society (since 1976), American Board of Clinical Metal Toxicology, the Florida Academy of Family Physicians, the American Academy of Family Physicians, the American College for the Advancement of Medicine (ACAM), the International College of Integrative Medicine (ICIM), and the American Association for Health Freedom. Dr. Erickson has taught medical students from the University of Florida College of Medicine during their clinical rotation in alternative medicine. He also gives presentations on various health topics of interest in the Gainesville community and elsewhere.