Marc J. Diener

Marc J. Diener

Psychologist, PhD Practice: Wholeview Wellness
New York Accepting Online
Manhattan Not Accepting In-person
Updated January 4, 2021

Specialties & Expertise

  • Addiction
  • Drug addiction & abuse
  • Depression
  • Anxiety
  • Relationship issues

Professional statement

Dr. Marc Diener is a licensed psychologist, who provides individual and group psychotherapy for individuals experiencing difficulties with substance use or addiction, along with mental health problems that frequently co-occur with addiction. He offers a number of different approaches to treatment, including psychodynamic therapy, cognitive-behavioral therapy (CBT), and integrative psychotherapy. His treatment approach is tailored to the needs of the individual client.

Dr. Diener brings his clinical experience working in inpatient, day treatment, intensive outpatient, and private practice settings to the work that he does at Wholeview Wellness, an outpatient addiction treatment center in Midtown Manhattan. He is available for telehealth sessions.


Message to clients

I adopt a nonjudgmental, personalized approach to help you reach your goals. Using a variety of evidence-based techniques, I work with you to understand yourself better, help remove obstacles in your path, and make the changes that are important to you. I have a flexible and warm style, and I look forward to helping you in your journey towards healing and personal growth.


Specialties

Addiction - Coping with emotional discomfort and suffering; reducing or abstaining from unwanted behaviors such as unhealthy gambling or shopping

Drug addiction & abuse - Tolerating emotional discomfort; reducing or eliminating reliance on drugs; development of new coping mechanisms for stress and suffering.

Depression - Providing support and promoting healing of hopelessness, low motivation and energy, sadness, irritability, sleep disturbance, and loss of interest and pleasure in life

Anxiety - Coping with excessive worry, nervousness, or stress; intense discomfort in social settings (social anxiety); sudden and intense feelings of panic (panic disorder)

Relationship issues - Understanding one’s wants and needs in relationships; exploring patterns of interaction, addressing concerns, and strengthening satisfaction in relationships and dating




Clientele

  • Adults (24+)
  • Seniors (65+)
  • Young adults (18-24)

Insurance

Marc Diener is not in-network with any insurances.

Read about the benefits of seeing an out-of-network provider here.


Out-of-pocket fees

  • Ongoing sessions: $350 (45min)
  • Sliding scale: $250 - $350
  • Group sessions: $150 (90min)

Additional session information

Out-of-network billing options

This provider can support you in getting reimbursement from your insurance company if you are seeking out-of-network reimbursement. Here are the out-of-network billing options they provide:

  • Super billing
Payment options
  • Cash
  • Credit Card
  • Debit Card
Session frequency

Frequency of sessions this provider offers to see clients once you are an established client.

  • Weekly
  • Multiple times a week
  • As needed

Location(s)

Online Sessions (New York)
Accepting new clients online
Currently Available Times
  • Morning (Before 10am)
  • Daytime (10am - 1pm)
  • Afternoon (1pm - 5pm)
  • Evening (After 5pm)
  • Weekends
Regular Hours
  • Mon 8:00AM - 8:00PM
  • Tue Closed
  • Wed 8:00AM - 8:00PM
  • Thu 8:00AM - 8:00PM
  • Fri 8:00AM - 1:30PM
  • Sat Closed
  • Sun Closed

Manhattan practice
Not accepting new clients in-person
Currently Available Times
  • Morning (Before 10am)
  • Daytime (10am - 1pm)
  • Afternoon (1pm - 5pm)
  • Evening (After 5pm)
  • Weekends
Regular Hours
  • Mon 8:00AM - 8:00PM
  • Tue Closed
  • Wed 8:00AM - 8:00PM
  • Thu 8:00AM - 8:00PM
  • Fri 8:00AM - 1:30PM
  • Sat Closed
  • Sun Closed

Work and Education

Years of Experience: 15 years

Private Practice, Psychologist, 2008 - Present
Long Island University-Post, Associate Professor, 2016 - 2020
Long Island University-Post, Assistant Professor, 2012 - 2016
American School of Professional Psychology, Assistant Professor, 2007 - 2012

Addiction Institute, St. Luke's-Roosevelt Hospital, Postdoctoral Fellowship, 2007
Adelphi University, Ph.D., 2006
St. Luke's-Roosevelt Hospital, Predoctoral Internship, 2006


Languages

English