Skip to main content
210-858-9078
Call to Book with Mary
Mary Nganga, Nurse Practitioner
Psychiatry in Southlake, Texas

Mary Nganga, Nurse Practitioner

Specialties:
ADHD Anxiety Attention & focus +21
Provider Gender: Female (She/Her)
Ages Served: 11-74
Appointments: In-office and Telehealth
Manages Medications: Yes
Accepts Insurance: Yes - View accepted plans

Mary Nganga is a Psychiatric Mental Health Nurse Practitioner Board-Certified by ANCC. She graduated with a BSN from the University of Texas Arlington and an MSN from Texas State University San Marcos. For more than 13 years, Mary has worked in various nursing departments, and her passion has been helping people struggling with mental health. Mary strongly advocates for patients and their families in prioritizing their safety while collaborating with other healthcare providers. Mary takes pride in providing holistic and individualized care, prioritizing safety, and collaborating with other healthcare providers in utilizing current evidence-based to help patients and families develop plans of care. She specializes in ADHD/ADD, Schizophrenia and other psychotic disorders, Depression, Bipolar, Anxiety, Sleep-related disorders, OCD, PTSD, DMDD, OCD, CD, Neurocognitive, and other emotional disorders. Outside of work, Mary enjoys spending time with family and her dog (Ruffy) and gardening.

Provider Introduction

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
  • Bipolar Disorder
  • Intense mood changes
  • Panic attacks
  • Stress management
  • Anger issues
  • Autism: generally independent
  • Childhood behavioral issues
  • Depression/feeling down
  • Hair pulling & skin picking
  • Hallucinations
  • Obsessive Compulsive Disorder
  • Phobias
  • Psychosis/issues with reality
  • Schizophrenia/schizoaffective
  • School behavioral issues
  • Self-esteem
  • Self-injury or cutting
  • Sexual trauma
  • Sleep issues or insomnia
  • Trauma & PTSD
  • Unusual thoughts or beliefs

Languages

  • English
  • Swahili

Education

  • The University of Texas

  • Texas State University

Already have an appointment?

Video visit waiting room Join Now
Existing patient portal Sign in

Frequently Asked
Questions

Please use our online form to schedule an appointment with Mary Nganga. You can also call 281-819-1566 to have someone assist you.

See what our patients are saying about Mary Nganga

Therapists and psychiatrists are attentive and kind. They care about you and are responsive to your needs. They are caring and they are helpful. I highly recommend.
Read Full Review
Michele Kalis (Muneera K.

Michele Kalis (Muneera K.

Sep 26, 2025
Google Google
Very pleased with Dr Ines attention to root cause and long term planning.
Read Full Review
Stephen S.

Stephen S.

Oct 07, 2025
Google Google
Great! Very knowledgeable and patient and answered all my questions
Read Full Review
Anonymous

Anonymous

Aug 04, 2025
WebMD WebMD
Excellent experience
Read Full Review
Andi C.

Andi C.

Jan 27, 2026
Google Google
Excellent experience
Read Full Review
Kevin M.

Kevin M.

Jan 21, 2026
Google Google
Excellent experience
Read Full Review
Kasi S.

Kasi S.

Apr 13, 2025
Google Google
Clicking on the button will update the content above.

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
Mary Nganga, Nurse Practitioner

Mary Nganga

Psychiatry in Southlake, Texas

Already have an appointment?

Video visit waiting room Join Now
Existing patient portal Sign in