Jennifer Serrentino, MD is a board certified Long Island Psychiatrist who has been practicing psychiatry for over fifteen years. She received her medical degree from the Albert Einstein College of Medicine in 1997. Dr. Serrentino performed her psychiatry residency at the Bellevue Hospital Center/New York University program where she was appointed chief resident in her graduating year. Upon graduation in 2001, she stayed on as an attending psychiatrist in the Bellevue Hospital Psychiatric Outpatient Department.

Long Island Psychiatrist, Jennifer Serrentino, MD relocated to Suffolk County in 2004, started working with an Assertive Community Treatment team and opened her private practice in Port Jefferson. She has worked extensively with individuals manifesting symptoms of mood disorders, anxiety disorders, psychotic disorders, substance use disorders, personality disorders, impulse control disorders and eating disorders. Dr. Serrentino performs pharmacological management as well as psychotherapy of adults. She takes a collaborative approach with patients and integrates treatment with other mental health and medical providers. Jennifer Serrentino MD proudly services all areas of Long Island including Suffolk County, Port Jefferson, Miller Place, Mount Sinai, Setauket, Stony Brook and more.

  • Medication Management
  • Individual Psychotherapy
  • Depression
  • Mood Disorders
  • Anxiety
  • Obsessive Compulsive Disorder (OCD)
  • Phobias
  • Attention Deficit Disorder (ADD)
  • Eating Disorders
  • Alcoholism and Addiction Treatment
  • Suboxone Induction & Maintenance Treatment
  • Psychiatric Evaluation for Disability
  • Psychotic Disorders
  • Post-traumatic Stress Disorder (PTSD)


414 Main St.
Port Jefferson, N.Y. 11777