Partnering with you to improve your health

We offer personalized care based on clinical expertise, cutting edge research, and multidisciplinary approaches for a wide variety of psychiatric disorders.


We are able to schedule urgent appointments within 72 hours and regular appointments within 1 week.


Now offering ketamine infusion therapy

Ketamine is an innovative, cutting-edge medication for difficult to treat cases of depression, anxiety, and bipolar disorders, among others.

Learn more

Avance Psychiatry

About 1 in 4 adults and almost as many adolescents suffer from psychiatric illness at some point in their lives. Unfortunately, signs of psychiatric disorders often go unnoticed, and those who would most benefit from treatment do not receive it.

For this reason, it is important to seek help from psychiatric experts who can diagnose and offer effective treatments. Psychiatric disorders are treatable, and patients do recover and function normally.



Meet the Team

Avance Psychiatry at Centers of Excellence

Ashwin A. Patkar, MD, MRCPsych, DFASAM, DFAPA

Dr. Patkar has over 30 years of clinical and scientific experience in psychopharmacology, addiction, dual diagnoses, and integration of medical care for psychiatric disorders. He is an internationally recognized expert in psychiatry with over 275 scientific publications and 400 presentations. Dr. Patkar is certified in psychiatry, addiction psychiatry, addiction medicine, and pain medicine.

Avance Psychiatry Charlotte

Sashalee Stewart, MD

Image of Avance Psychiatry Steven Prakken

Avance Psychiatry at Centers of Excellence

Steven Prakken, MD

Avance Psychiatry at Centers of Excellence

Kami Harris, MHS, PA-C

Avance Psychiatry at Centers of Excellence

Morgan Poston, PA-C

Avance Psychiatry at Centers of Excellence

Lucille Sepic, PA-C

Avance Psychiatry at Centers of Excellence

Vaishali Thanawala, PA-C

Avance Psychiatry at Centers of Excellence

Scott Swartzwelder, PhD

Avance Psychiatry has expertise in diagnosis and evidence-based, innovative treatments for:

  • Substance use disorders
  • Co-occurring disorders
  • Depressive and bipolar disorders
  • Anxiety and post-traumatic stress disorders
  • Attention deficit disorders
  • Psychotic disorders
  • Chronic pain

Avance Psychiatry also offers neuropsychological testing for ADHD, and cognitive impairment.

Avance Psychiatry practices are located across North Carolina with virtual care options available and a team of experts under the leadership of Ashwin Patkar, MD. Your mental health and well-being are our top priority.

We accept most major insurance plans and self-pay patients.


Comprehensive care

Our providers offer both counseling and medication management for mental health concerns including:


Medication Management

Psychopharmacological management of mood, anxiety, ADHD and psychotic disorders

Psychopharmacology refers to the use of medication in treating mental health conditions. Some patients are treated with medication alone, while others are treated in combination with therapy or other treatments.

Types of Psychiatric Medications

  • Antidepressants
  • Benzodiazepines
  • Stimulants
  • Mood stabilizers
  • Antipsychotics

Don't delay the care you need.

Open 7-days a week with same-day appointments.