Psychologist and Therapist in San Diego, California Mary Bosker, Psychologist
Provider Gender: Female
Ages Served: 11-65+
Appointments: In-office and Telehealth
Manages Medications: No, provides therapy only

Mary Bosker, PhD
to restore hope to those who have lost hope
to help people improve their sense of self-worth, value, and purpose in life
to facilitate healing, recovery, and personal growth in a safe harbor of compassion and understanding
Dr. Mary Bosker is the first in her family to be born in the U.S. and also the first to earn a doctoral degree. She earned her Bachelors degree from Hope College in 1993. She majored in psychology, but also studied various languages and religions, and lived overseas for half a year. In doing so, she gained a deeper understanding of how people from different cultural, ethnic, and religious backgrounds approach life. She subsequently worked at a shelter for homeless women before starting her graduate studies at Southern Illinois University at Carbondale SIUC .
Dr. Bosker completed her Master of Arts and Ph.D. in Counseling Psychology at SIUC. She then moved to southern California to complete her internship at the University of California San Diego UCSD . She subsequently completed her postdoctoral fellowship at Aurora Behavioral Healthcare in San Diego. Dr. Bosker has been continuously licensed as a psychologist in the State of California since 2007. She has been with Lifestance Health since 2022.
Prior to joining Lifestance Health, Dr. Bosker worked in a variety of clinical settings, including university counseling centers, crisis houses short-term residential psychiatric facilities , psychiatric hospitals, residential rehabilitation facilities for substance abuse , a counseling center for military personnel and their family members, and a military outpatient mental health clinic.
Altogether, Dr. Bosker has been working in the mental health field for almost 30 years. She has successfully helped many, many individuals, ranging in ages and life stages from kindergarten to well past retirement. She has also worked with numerous couples and families. She is dedicated to her mission.
Expertise
- ADHD
- Alcohol and Drug Use Issues
- Anxiety
- Bipolar Disorder
- Childhood Behavior Issues
- Couple's Issues
- Depression
- Eating Disorders
- Gender Identity
- Grief
- Later Life Transitions
- Medical Conditions/Health Psychology
- Men's Issues
- Midlife Transitions
- Obsessive Compulsive Disorder (OCD)
- Postpartum Depression/Anxiety
- PTSD/Trauma
- Reproductive Challenges
- Sleep Disorders/Insomnia
- Women's Issues
Insurances Accepted
- Aetna
- Behavioral Health Systems (BHS)
- Blue Shield of California
- Carelon (Beacon)
- Centivo
- Claritev (MultiPlan PHCS)
- Elevance Health (Anthem Blue Cross)
- Evernorth (Cigna)
- Health Net (MHN)
- Kaiser Permanente (NorCal)
- Kaiser Permanente (SoCal)
- Magellan
- Optum (UnitedHealthcare)
- Partners Direct Health
- Sana Benefits
- Tricare West (TriWest)
Interventions
- CBT for Insomnia
- Christian Counseling
- Cognitive Behavioral Therapy (CBT)
- Couples/Marital Counseling
- Family Therapy
- Mindfulness
- Parenting Skills
Populations
Education
-
Aurora Behavioral Healthcare
Fellowship | 2006
San Diego, CA, United States
-
Southern Illinois University
Graduate School | 2002
Carbondale, IL, United States
-
University of California San Diego
Internship | 1999
San Diego, CA, United States
-
Southern Illinois University
Graduate School | 1996
Carbondale, IL, United States
-
Hope College
Undergraduate | 1993
Holland, MI, United States
Languages
- English
FAQs
Please use our online form to schedule an appointment with Mary Bosker. You can also call 858-279-1223 to have someone assist you.
Mary Bosker generally accepts new patients but there could be a waitlist.
Please call 858-279-1223 to find out Mary Bosker's schedule and availability.
LifeStance Health providers accept most commercial insurance plans that are offered in the states where we offer services, including telehealth. Please see the following list of insurances accepted by Mary Bosker:
- Aetna
- Behavioral Health Systems (BHS)
- Blue Shield of California
- Carelon (Beacon)
- Centivo
- Claritev (MultiPlan PHCS)
- Elevance Health (Anthem Blue Cross)
- Evernorth (Cigna)
- Health Net (MHN)
- Kaiser Permanente (NorCal)
- Kaiser Permanente (SoCal)
- Magellan
- Optum (UnitedHealthcare)
- Partners Direct Health
- Sana Benefits
- Tricare West (TriWest)
If you don't see your insurance listed, please contact us at 858-279-1223 to see how we can help.
Mary Bosker is a Psychologist and cannot prescribe medication. However, most LifeStance offices have a Psychiatrist or APN on staff who can prescribe medication if needed.
Yes, Mary Bosker does offer online telehealth visits.
Yes, Mary Bosker is currently offering in-office visits.