Nurse Practitioners



Donna Lee Boehm, ANP-C

Donna is a board-certified nurse practitioner and has been with HALI since 2010. She has been in the healthcare field for over 30 years. Her primary focus is cardiology, but she has also worked in critical care. Donna received her associate’s degree in nursing from Suffolk Community College, Selden, NY. She received her Bachelor of Nursing degree from St. Joseph’s College, Patchogue, NY and her Master of Science in Adult Health from Stony Brook School of Nursing.


Pat Posillico, ANP-C

Pat is a board certified nurse practitioner with 10 years experience in the field of cardiology.  She was a clinical nurse for 25 years with experience in stress testing, critical care and cardiac rehabilitation.  Pat received both her graduate and undergraduate degrees from Stony Brook University.

Elizabeth Mensch, ANP-C