About the Practice
Mental health professional providing compassionate, professional care for emotional wellbeing and recovery.
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Practice Context in IntroTherapy
- • IntroTherapy lists 42 mental health practices in Sewickley. Marissa Mateer is one of them.
- • 13,232 practices statewide in Pennsylvania are tracked in our directory.
- • 7 practices in Sewickley accept EmblemHealth.
- • Typical social worker compensation in Pennsylvania: $41,000 – $86,000 (median $57,000). Source: BLS OEWS, state cost-of-labor adjusted.
Data compiled from U.S. state licensing boards, NPI public registry, and verified practice listings. Mental health is a YMYL topic — we prioritize licensed, verified providers only. Methodology & sources · Updated August 2026.
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Frequently asked questions
Where is Marissa Mateer located?
Marissa Mateer is located at 342 Duquesne Wy, Sewickley, PA 15143.
What is the phone number for Marissa Mateer?
You can reach Marissa Mateer at (724) 601-4836.
What insurance does Marissa Mateer accept?
Marissa Mateer accepts EmblemHealth. Confirm coverage directly with the practice before your first session.
What does Marissa Mateer specialize in?
Marissa Mateer lists the following clinical focus areas: Aging/Elderly, Anxiety, Childhood Trauma, Depression, Gender Identity, Retirement, Sexual Abuse, Stress Management.
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Marissa Mateer