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LifeStance Therapists & Psychiatrists in Mountainside, NJ

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New Jersey Behavioral Health
Mountainside, NJ

200 Sheffield Street, Suite 214
Mountainside, NJ 07092

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Phone: 862-777-7558 Billing Phone: 253-254-5911

Hours of Operation

Monday
8:00 am - 5:30 pm
Tuesday
8:00 am - 5:30 pm
Wednesday
8:00 am - 5:30 pm
Thursday
8:00 am - 5:30 pm
Friday
8:00 am - 5:30 pm
Saturday
Closed
Sunday
Closed

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Mountainside, NJ Lifestance Location

About New Jersey Behavioral Health
Mountainside, NJ

Our Mountainside, New Jersey office is a full-service mental health clinic conveniently located at 200 Sheffield Street, Suite 214. At New Jersey Behavioral Health, we’re committed to helping you lead a healthier, more fulfilling life through trusted, personalized, and affordable mental health care.

Connect with experienced psychiatrists, therapists, and psychologists through in-person visits or convenient online appointments designed to fit your schedule.

All services are provided by licensed New Jersey clinicians, ensuring high-quality, compassionate care you can trust.

Ages Served

  • Adolescents / Teens
  • Adults
  • Seniors / Geriatrics

Languages Spoken

  • Creole
  • English
  • Haitian Creole
  • Portuguese
  • Spanish

See what our patients are saying

First time in therapy & I can say I will be going back for multiple sessions. Talking to a complete stranger really helped me unpack some stuff that needed addressing, all while being in a safe space. Highly recommend.
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Rogelio R H.

Rogelio R H.

Apr 17, 2026
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Nicole pays close attention to my concerns, and provides valuable suggestions to help me stay grounded and make clear and concise goals daily. Absolutely awesome!
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Shernett O.

Shernett O.

Sep 03, 2026
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This community-based specialty program provides individualized professional medical supports. Great counseling services by all licensed/certified providers.
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Sudong K.

Sudong K.

Aug 21, 2026
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It’s rare that I could find a fantastic therapist. Love her!! Lifestance is remarkable!
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Cathleen H.

Cathleen H.

Jun 22, 2026
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It has been a positive experience.
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Sanjay G.

Sanjay G.

Jul 02, 2026
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Great service overall
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Stacey P.

Stacey P.

Jul 30, 2026
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Mental Health Conditions We Treat at Mountainside, NJ Location

Our Mountainside, New Jersey team includes experienced therapists, psychiatrists, psychologists, and nurse practitioners who provide personalized care for a wide range of mental health conditions. Services are available through in-person visits in a comfortable outpatient setting, as well as convenient online appointments. Some of the conditions we treat include:

  • ADHD
  • Alcohol use
  • Anger issues
  • Anxiety
  • Attachment issues
  • Attention & focus
  • Career & relationships (mid-life)
  • Career & work issues
  • Childhood behavioral issues
  • Depression/feeling down
  • Drug/substance use
  • Empty nesters
  • Family conflict
  • Fertility
  • Focus, concentration & memory
  • General relationship issues
  • LGBTQ+
  • Marital stress or divorce
  • Menopause & perimenopause
  • Obsessive Compulsive Disorder
  • Other women's health concerns
  • PMS & PMDD
  • Panic attacks
  • Parenthood
  • Parenting
  • Post-partum depression & anxiety
  • Pre-conception
  • Pregnancy
  • Pregnancy loss
  • Premarital counseling
  • Religion & spirituality
  • School avoidance
  • School behavioral issues
  • Self-esteem
  • Sexual trauma
  • Social skills & communication
  • Stress management
  • Trauma & PTSD

Mountainside, NJ Therapy & Psychiatry Services

Our team provides comprehensive behavioral health care for children, adolescents, adults, and new parents. You will work with a collaborative group of board-certified psychiatrists, licensed psychologists and therapists, certified social workers, clinical nurse specialists, and other experienced mental health professionals—all focused on delivering personalized care that supports your well-being.

We accept many insurance plans, and our team is available to guide you through coverage and payment options to ensure a clear, seamless experience.

FAQs About LifeStance in Mountainside, NJ

LifeStance in Mountainside is open for appointments during the following hours:

Monday
8:00 am - 5:30 pm
Tuesday
8:00 am - 5:30 pm
Wednesday
8:00 am - 5:30 pm
Thursday
8:00 am - 5:30 pm
Friday
8:00 am - 5:30 pm
Saturday
Closed
Sunday
Closed

Looking for another location?
We have 18 other locations in New Jersey.