Areas of expertise for Dr. Fless include lung problems. She is affiliated with Saint Barnabas Medical Center and Barnabas Health Medical Group. She is in-network for Medicare insurance. She graduated from UMDNJ-New Jersey Medical School. She completed her residency training at a hospital affiliated with the University of Medicine and Dentistry of New Jersey (UMDNJ). Dr. Fless has received professional recognition including the following: Millburn-Short Hills Super Doctors.