Medical Director

Louis Bresnick, MD
Internal Medicine

Dr. Louis BresnickDr. Bresnick is board-certified in Internal Medicine. He completed his residency at Boston University Medical Center and received his medical degree from Boston University School of Medicine, in Boston, MA. Dr. Bresnick is a member of the Massachusetts Medical Society and the American College of Physicians, he joined Merrimack Valley Internal Medicine Associates in 2003. He has served as our joint Medical Director since 2017.

Dr. Bresnick’s care philosophy centers on empowering patients to be active participants in the management of their medical conditions. His clinical interests cover a wide range of Internal Medicine subjects including: cardiac care, pulmonary, preventative medicine, infections, and diabetic management.

When he is not in the office, Dr. Bresnick likes to spend time with his family. He also enjoys all types of sporting activities.

Dr. Dimitre Sirakov
Internal Medicine

Dr. Dimitre SirakovDr. Dimitre Sirakov is an internist in Lowell, Massa­chusetts and is affiliated with Lowell General Hospital. He received his medical degree from Plovdiv University Faculty of Medicine and has been in practice for more than 20 years. He has served as our joint Medical Director since 2017.

Medical School: University of Plovdiv, Plovdiv, Bulgaria
Internship/Residency: Jersey City Medical Center, Jersey City, NJ
Board Certified: Internal Medicine