Alyssa J Siege, CRNP

AHN Rheumatology in Wexford, PA offers a comprehensive range of services including burn center treatments, cancer services, and clinical trials. Their team of experienced physicians and staff provide quality care and reassurance to patients, utilizing innovative treatment approaches and a patient-centered approach.Generated from the website

Alyssa G Stiver, PsyD Alyssa G Stiver, PsyD, is a licensed psychologist at Blazier Psychological Associates in Wexford, PA and at Jefferson Counseling Center in Pleasant Hills, PA, who provides psychological assessments to children and adolescents. She is welcoming patients aged 4-21. Dr. Stiver has expertise in the Autism Diagnostic Observation Scheduled, Second Edition (ADOS-2) and specializes in evaluating individuals who may have autism spectrum disorder, intellectual developmental disorder, attention deficit hyperactivity disorder (ADHD), disruptive behaviors, obsessive-compulsive disorder, anxiety, or depression. She completed doctoral training at Indiana University of Pennsylvania in Indiana, PA, and her residency at Mount Washington Pediatric Hospital in Baltimore, MD, which is affiliated with Johns Hopkins Medicine. She gained additional training in psychological assessment, outpatient therapy, and autism spectrum disorder during a fellowship at Mount Washington Pediatric Hospital as well. Dr. Stiver provides psychological assessment to clarify factors affecting mental health and recommend treatment.

Lauren Ferreri, PA-C, is a physician assistant with AHN Medicine Institute, specializing in gastroenterology. Her clinical interests include the liver and biliary tract. She received her Bachelor of Science in Rehabilitation Science from University of Pittsburgh in Pittsburgh, Pennsylvania and her Master of Science in Physician Assistant Studies from University of Pittsburgh in Pittsburgh, Pennsylvania. Lauren Ferreri is certified by the National Commission on Certification of Physician Assistants and is certified in Advanced Cardiovascular Life Support and Basic Life Support. She sees patients ages 7 and older.