Physicians

Thomas B. Edwards, MD

Welcome Dr. Edwards!
Dr. Thomas B. Edwards took over as owner of CMAAC effective July 15, 2016. Dr. Edwards is a former Chief of Allergy at Albany Medical College and currently a Clinical Associate Professor of Medicine in the AMC Allergy and Immunology Fellowship Training Program. He is a Fellow of the American Academy of Allergy, Asthma and Immunology, of the American College of Allergy, Asthma and Immunology and also of the American College of Physicians. He is board certified, and twice re-certified, in Allergy and Clinical Immunology. Dr. Edwards has resided in Westborough, MA for eighteen years and has over twenty-four years of experience providing allergy and asthma care to patients of all ages. He has a working fluency in Spanish.

Zhenhong Li, MD

Welcome Dr. Li!
Dr. Zhenhong Li, MD is board certified in Allergy & Immunology and Internal Medicine. She completed her allergy fellowship at Albany Medical College and served as an instructor during her fellowship training. She is a member of the American Academy of Allergy, Asthma and Immunology and the American College of Allergy, Asthma and Immunology. Dr. Li has a PhD in immunology and is the author of numerous articles and abstracts in publications including Journal of Allergy and Clinical Immunology in Practice and Allergy and Asthma Proceedings.

Dr. Li sees patients of all ages. She evaluates and manages a variety of allergy and immunologic conditions including allergic rhinitis and conjunctivitis (hay fever), chronic sinus diseases, asthma, chronic cough, chronic headaches, food allergy, eosinophilic esophagitis, inset sting allergy, allergen desensitization therapy, venom immunotherapy, drug and vaccine allergy, hives, eczema, contact dermatitis, latex allergy, immunodeficiency and recurrent anaphylaxis. She resides in Southborough, MA with her family.

Dr. Li is affiliated with St. Vincent hospital and is fluent in Chinese.

N. Alan Harris

Retired
N. Alan Harris, M.D., MPH, is the founder of Central Mass Allergy and Asthma Care. He earned his medical degree at Mount Sinai School of Medicine in New York and a Master of Public Health from the University of California Los Angeles. Dr. Harris did a residency in pediatrics at Dartmouth and UCLA. He completed a fellowship in Allergy and Immunology at Children’s Hospital in Boston MA, and is Board Certified in Allergy & Immunology and Pediatrics.

Dr. Harris, an Assistant Professor of Pediatrics at UMass Medical School, also has served many years on the Board of Health in West Boylston, MA. His interests include traveling, bicycling, running and hiking with his wife and their two rescued cattle dogs, Bungee and Andy.

Dr. Harris was recently named by Castle Connolly Inc on the America's Top Doctors List for Allergy and Clinical Immunology in Central Massachusetts.

John S. Sullivan

Retired
John S. Sullivan, M.D. earned his medical degree at Boston University School of Medicine in Boston MA. He received his Fellowship in Allergy and Immunology at The Children’s Hospital of Buffalo in NY and is Board Certified in both Allergy & Immunology and Pediatrics. Dr. Sullivan was in practice 12 years with Fallon Health Plan’s Allergy Department before joining Central Mass Allergy & Asthma Care in March 2000.

He is on staff as Instructor of Pediatrics at UMass Medical Center and also has privileges at St. Vincent Medical Center. Dr. Sullivan is an avid Boston sports fan. He enjoys spending time with his wife and family, traveling, and bicycling. Dr. Sullivan participated in many PAN-MASS Challenges raising money for the Jimmy Fund.

Lawrence G. Pincus

Retired
Lawrence G. Pincus, M.D. earned his medical degree from New York Medical College in Valhalla NY. He received his Fellowship in Allergy and Immunology at Duke University School of Medicine in Durham, NC and is Board Certified in both Allergy & Immunology and Pediatrics.

He was with the Allergy Department of Kaiser Foundation Hospital in Pleasanton, CA for twelve years before joining Central Mass Allergy & Asthma Care in the spring of 2003. Dr. Pincus is on staff at UMass Medical Center as Instructor of Pediatrics. His interests include music, hiking, solving crossword puzzles and traveling.