Guy Fish  -  MD

Dr. Fish is a seasoned health care executive focused on equitable improvement in the health of communities through innovation in health products and services. In 2021, he became CEO of the Greater Lawrence Family Health Center, a nationally recognized Federally Qualified Health Center serving 65,000 patients who comprise the majority of the population of Lawrence, MA. With its first-of-its-kind Health Center-based Family Practice residency program, GLFHC graduates leaders in community-based integrated care resolving social determinants of health.

Dr. Fish’s prior career has spanned multiple subsectors of the health economy from direct patient care in solo practice and ED medicine, to equities analysis on Wall Street at Sanford Bernstein. Dr. Fish currently sits on the boards of several health care startups bringing new treatments to markets.

Dr. Fish was the acting CEO of NextPhase Therapeutics—an international company using exosome technology to deliver cell-based therapies for serious dermatologic diseases. Recently Dr. Fish led Cellanyx Diagnostics as CEO, a company combining Artificial Intelligence and live cancer cell culturing to predict when a prostate cancer is aggressive, and when it is not. Prior to Cellanyx, he was a leader at Fletcher Spaght, Inc., a health care strategy consulting firm, and Fletcher Spaght Ventures where he sat on the board of numerous portfolio companies including Biocius, BioTrove, Metabolon, PhaseBio, and Proteus.

As chair of the board of Altarum Institute, and Treasurer of the Harvard Alumni Association, Dr. Fish has been very active advancing social justice and anti-racism. He is a Trustee of the Beth Israel Deaconess Medical Center and has chaired both the Patient Care Committee and the Medical Education Committee. Dr. Fish is an ardent supporter of the Bowdoin Street Health Center, serving on the Leadership Council and running the Boston Marathon to fundraise for them.

Dr. Fish holds an AB degree in Biochemistry from Harvard University, and earned his medical degree from Yale University.  Dr. Fish practiced Internal Medicine in rural Delaware before earning his MBA at Yale. He is a co-author on patents and publications.