Rosemary C Janas specializes in nurse practitioner in Tewksbury area. Rosemary C Janas, NP has a medical practice at 600 Clark Road, Tewksbury MA, and has over 33 years of experience in the field of medicine. She graduated from her medical school with her medical degree in 1984. She is affiliated with numerous hospitals, including Lowell General Hospital (MA) and more. Janas is accepting new patients at her medical office and practice location in Tewksbury, Massachusetts.