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Psychiatry in La Jolla, California Karissa Chisum, Nurse Practitioner

Gender Identity: Female (She/Her)

Ages Served: 18-64

Appointments: In-office and Online

Manages Medications: Yes

Accepts Insurance: Yes - View accepted plans

Karissa Chisum, Nurse Practitioner

Karissa Chisum, MSN, PMHNP

Specializes In:

ADHD
Anxiety
Attention & focus
Depression/feeling down
Panic attacks
Self-esteem
Stress management
See all specialties >

Karissa Chisum is a Psychiatric Mental Health Nurse Practitioner in California who has been practicing since 2023. With a focus on medication management, Karissa seeks to understand each client’s individual needs. Client backgrounds, strengths they may already possess, and challenges they are going through are all taken into account . Karissa builds on these factors with an individualized, patient centered approach. Her training and education bring together medicine and the holistic care of nursing.

She understands that many things can affect your mental health. With an integrative and holistic approach, she will seek to understand each aspect of your health including physical, behavioral, emotional, mental, spiritual, and social. Karissa pays special attention to each client’s personal history, specific context, traumatic life experiences and stressful circumstances; all of which she approaches with patience, warmth, and understanding. She offers helpful explanations that facilitate treatment and builds the client’s sense of comfort and trust. Karissa understands that each individual is unique and takes a therapeutic approach in reaching treatment goals.

She enjoys working with patients who are looking to gain insight into themselves and improve their quality of life. Karissa is dedicated to providing empathetic, patient centered care. Outside of work, Karissa enjoys staying active, working out, hiking, biking, and trying new foods at different restaurants.

Types of Care & Ages Served

Areas of Focus

Psychiatry/Medication Management

Treat and prevent mental health disorders using medication and therapy.

  • ADHD
  • Anxiety
  • Attention & focus
  • Depression/feeling down
  • Panic attacks
  • Self-esteem
  • Stress management
  • Bipolar Disorder
  • Focus, concentration & memory
  • Hair pulling & skin picking
  • Intense mood changes
  • Menopause & perimenopause
  • Obsessive Compulsive Disorder
  • Other women's health concerns
  • PMS & PMDD
  • Sexual trauma
  • Sleep issues or insomnia
  • Trauma & PTSD

Languages

  • English

Education

  • Charles R. Drew University of Medicine and Science

FAQs

Please use our online form to schedule an appointment with Karissa Chisum. You can also call 858-737-6088 to have someone assist you.

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See what our patients are saying about Karissa Chisum

Karissa is a wonderful practitioner. She listens and acknowledges issues in a compassionate matter. She is knowledgeable about various prescriptions and treats you with respect.
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Kelly H.

Kelly H.

Jun 06, 2026
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Karissa is amazing! made me feel super comfortable within the first appointment, super attentive and kind.
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Cindy G.

Cindy G.

May 13, 2026
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Excellent experience
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DP

DP

May 08, 2026
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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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