Psychiatric Emergency Screening Services


Pamela Mastro,  Mental Health Administrator

Phone: 908-704-6302
Fax: 908-704-1629
Mail: 27 Warren Street, P.O. Box 3000, Somerville, NJ 08876

William Semon, Director

Phone:           908-231-6404
Mail: 110 Rehill Avenue, Somerville, NJ 08876


  • Provides crisis intervention services for residents, including screening for voluntary and involuntary hospitalization, mobile outreach, linkage to appropriate community resources, information, and referrals. Counseling, emergency psychiatric evaluations, and consultation services also are available.
  • Administers a hotline (908-526-4100), answered by Crisis Intervention Specialists or Certified Screeners, that  is used to de-escalate a crisis situation that demands immediate intervention. 
  • Aims to relieve a patient’s distress and prevent psychiatric hospitalization through the use of clinical assessment, crisis intervention counseling, and the formulation of alternative treatment plans.
  • Arranges for the caller to visit PESS or a mobile outreach team at an alternate location.


In Case of a Psychiatric Emergency
Please contact Somerset County Psychiatric Emergency Screening Services (PESS) at 908- 526-4100.
This service can be accessed 24 hours a day, 7 days a week.
Located at the RWJ Medical Center-Somerset, 110 Rehill Avenue, Somerville, NJ