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Therapist in Mission Viejo, California Diana Miltenburg, Therapist

Gender Identity: Female (She/Her)

Ages Served: 3-75+

Appointments: In-office and Online

Manages Medications: No, provides therapy only

Accepts Insurance: Yes - View accepted plans

Diana Miltenburg, Therapist

Diana Miltenburg, MSW, LCSW

Specializes In:

Anger issues
Anxiety
Depression/feeling down
Family conflict
Hallucinations
Panic attacks
Parenting
Psychosis/issues with reality
Schizophrenia/schizoaffective
Self-esteem
Social skills & communication
Stress management
Unusual thoughts or beliefs
See all specialties >

As a Licensed Clinical Social Worker, Diana promotes health equity by practicing and advocating for the enhancement of culturally diverse, responsive and inclusive Behavioral Health & Wellness Services to all ethnic and cultural groups. This paradigm combined with demonstrated excellence in the knowledge, and practice of Emotional and Social Intelligence motivates and drives Diana to make a difference in the lives of the individuals and families she serves. Diana works from a Trauma Informed; Strengths Based, Person Center approach designed to help people realize their strengths and talents, as well as identify the obstacles in their lives preventing them from achieving their aspirations in life.

Diana’s drive and motivation to help others creates resonance, a key attribute necessary to motivate, influence and effectively lead and create change in individuals, groups and organizations. She continually strives to develop and refine her own Emotional Intelligence domains of Self-awareness; Self-management; Social awareness & Relationship management, the core competencies of healthy, effective interpersonal relationships.

Types of Care & Ages Served

Areas of Focus

Couples Therapy

Helps partners address relationship conflict and improve communication with a clinician's guidance.

  • Family conflict
  • Parenting
  • Ability status
  • ADHD
  • Adoption & foster care
  • Aging
  • Alcohol use
  • Anger issues
  • Anxiety
  • Attachment issues
  • Attention & focus
  • Bipolar Disorder
  • Body image
  • Bullying or harassment
  • Career & relationships (mid-life)
  • Career & work issues
  • Caregiving
  • Childhood behavioral issues
  • Conditions caused by stress
  • Dementia & memory issues
  • Depression/feeling down
  • Domestic violence & abuse
  • Drug/substance use
  • Early adulthood: Independent living or relationships
  • Early adulthood: Starting college or career
  • Emotional abuse
  • Empty nesters
  • Fertility
  • First responder stress
  • Focus, concentration & memory
  • General relationship issues
  • Hallucinations
  • Hoarding
  • Intellectual challenges: generally independent
  • Intense mood changes
  • Learning challenges
  • LGBTQ+
  • Marital stress or divorce
  • Menopause & perimenopause
  • Military & veteran
  • Obsessive Compulsive Disorder
  • Other women's health concerns
  • Panic attacks
  • Parenthood
  • Patterns affecting behavior, emotions and relationships
  • Personality disorders
  • PMS & PMDD
  • Post-partum depression & anxiety
  • Pre-conception
  • Pregnancy
  • Pregnancy loss
  • Premarital counseling
  • Psychosis/issues with reality
  • Retirement
  • Schizophrenia/schizoaffective
  • School avoidance
  • School behavioral issues
  • Self-esteem
  • Self-injury or cutting
  • Sexual trauma
  • Social skills & communication
  • Stress management
  • Trauma & PTSD
  • Unusual thoughts or beliefs

Individual Therapy

Get help addressing challenges and improve well-being with a clinician's guidance.

  • Anxiety
  • Depression/feeling down
  • Hallucinations
  • Panic attacks
  • Psychosis/issues with reality
  • Schizophrenia/schizoaffective
  • Self-esteem
  • Stress management
  • Unusual thoughts or beliefs
  • Ability status
  • ADHD
  • Adoption & foster care
  • Aging
  • Alcohol use
  • Anger issues
  • Attachment issues
  • Attention & focus
  • Autism: generally independent
  • Bipolar Disorder
  • Body image
  • Bullying or harassment
  • Career & relationships (mid-life)
  • Career & work issues
  • Caregiving
  • Childhood behavioral issues
  • Conditions caused by stress
  • Dementia & memory issues
  • Detachment/disconnection
  • Dissociative disorders
  • Domestic violence & abuse
  • Drug/substance use
  • Early adulthood: Independent living or relationships
  • Early adulthood: Starting college or career
  • Emotional abuse
  • Empty nesters
  • Family conflict
  • Fertility
  • First responder stress
  • Focus, concentration & memory
  • General relationship issues
  • Grief & loss
  • Hoarding
  • Intellectual challenges: generally independent
  • Intense mood changes
  • Learning challenges
  • LGBTQ+
  • Marital stress or divorce
  • Menopause & perimenopause
  • Military & veteran
  • Obsessive Compulsive Disorder
  • Other women's health concerns
  • Parenthood
  • Parenting
  • Patterns affecting behavior, emotions and relationships
  • Personality disorders
  • PMS & PMDD
  • Post-partum depression & anxiety
  • Pre-conception
  • Pregnancy
  • Pregnancy loss
  • Premarital counseling
  • Retirement
  • School avoidance
  • School behavioral issues
  • Self-injury or cutting
  • Sexual trauma
  • Social injustice
  • Social skills & communication
  • Sports performance
  • Trauma & PTSD

Family Therapy

Improve communication and resolve conflicts within family dynamics with a clinician's guidance.

  • Anger issues
  • Social skills & communication
  • Ability status
  • Adoption & foster care
  • Aging
  • Alcohol use
  • Anxiety
  • Attachment issues
  • Autism: generally independent
  • Bipolar Disorder
  • Bullying or harassment
  • Caregiving
  • Conditions caused by stress
  • Dementia & memory issues
  • Depression/feeling down
  • Domestic violence & abuse
  • Drug/substance use
  • Early adulthood: Independent living or relationships
  • Early adulthood: Starting college or career
  • Emotional abuse
  • End-of-life challenges
  • Family conflict
  • Fertility
  • First responder stress
  • Focus, concentration & memory
  • Hallucinations
  • Intense mood changes
  • Learning challenges
  • LGBTQ+
  • Menopause & perimenopause
  • Military & veteran
  • Obsessive Compulsive Disorder
  • Other women's health concerns
  • Panic attacks
  • Parenting
  • Patterns affecting behavior, emotions and relationships
  • Personality disorders
  • PMS & PMDD
  • Post-partum depression & anxiety
  • Pre-conception
  • Pregnancy
  • Pregnancy loss
  • Psychosis/issues with reality
  • Retirement
  • Schizophrenia/schizoaffective
  • School avoidance
  • Self-esteem
  • Self-injury or cutting
  • Sexual trauma
  • Sports performance
  • Stress management
  • Trauma & PTSD
  • Unusual thoughts or beliefs

Languages

  • English

Education

  • University of Southern California

FAQs

Please call us at 714-756-2215 to schedule an appointment with Diana Miltenburg.

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See what our patients are saying about Diana Shipley-Miltenburg

My experience with Lifestance and Diana has been amazing! It has been seamless, from scheduling my appointment, to working with Diana!! Thank you.
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Susan K.

Susan K.

Nov 01, 2024
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This is such a great service and have been a patient over a year. I have had such a positive experience every week. Diana is just amazing!
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denise s.

denise s.

Jan 31, 2025
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The positive impact Diana has had on my overall mental health and growth is BEOND COMPARABLE ❤️.
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Kimberli H.

Kimberli H.

Jul 16, 2024
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Diana such a blessing! She’s great with my son has helped him so very much!
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Carina L.

Carina L.

Apr 19, 2023
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Best check-in experience probably ever!
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Gina D.

Gina D.

Jan 07, 2026
Google Google
Excellent experience
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Ayla H.

Ayla H.

Dec 02, 2025
Google Google
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Patient Review Disclaimer

The testimonials and reviews shared on our platforms reflect the personal experiences and opinions of individuals voluntarily shared on third-party sites (e.g., Google). These reviews are voluntarily provided and are not compensated, solicited, or endorsed by LifeStance Health.

Important Notes:

  • Reviews do not represent the views of LifeStance Health, Inc., its clinicians, or affiliates
  • Individual results may vary – testimonials are not guarantees of similar outcomes
  • We do not independently verify the clinical accuracy or authenticity of statements
  • Clinician qualifications, expertise, and fit for your specific needs should be assessed through direct consultation

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