Our Providers

Kirsten Hammersley, CPNP-PC, PMHNP-BC

Honors and Awards

National Health Service Corps Recipient 2010-2012

Professional Memberships or Affiliations

  • Coalition of Advanced Practice Registered Nurses Indiana
  • American Association of Nurse Practitioners
  • American Psychiatric Nurses Association

Personal Bio

Click here to schedule an appointment with Kirsten!

Kirsten Hammersley MSN, APRN, CPNP-PC, PMHNP-BC is a board-certified pediatric and psychiatric mental health nurse practitioner. She earned her Bachelor of Science in Nursing from Indiana University in 1992 and her Master of Science in Nursing with a focus on Pediatric Primary Care from Rush University in Chicago in 1997. She recently completed her Post-Masters at the University of Cincinnati in December of 2022 to broaden her scope of practice to care for patients across the lifespan as a psychiatric mental health nurse practitioner.

Over the past twenty-five years of practicing in pediatrics, Kirsten has learned the value of collaboration with her patients and their parents. She believes her role as a nurse practitioner should be one of educator providing her patients with the most up-to-date information to develop the best plan of care to suit the individual needs of her patients.

Kirsten appreciates a holistic approach to psychiatry, providing evidence-based wellness practices and medication treatment to ensure optimal outcomes. She currently provides medication management for general psychiatric conditions, including depression, anxiety, and attention-deficit-hyperactivity disorder (ADHD) in children and adults ages 6-60.

Kirsten lives in Fishers with her long-time fiance Brian, their three college-age children, and their six-year-old pit bull Rosie.


Provider Details

Treats patients ages 6-60


  • Anxiety Disorders
  • Autism Spectrum Disorders
  • Bipolar Disorder
  • Body Image Issues
  • Childhood Behavioral Issues
  • Co-Occurring Disorders
  • Depression
  • Impulse Control Disorders
  • Mood Disorders
  • Obsessive Compulsive Disorder
  • Oppositional Defiant Disorder
  • Panic Disorder
  • Sleep Disorders / Insomnia
  • Social Anxiety


  • Medication Management / Psychopharmacology
  • Pharmacogenetic (Genetic) Testing

Insurance Coverage

  • In Network: Anthem / Blue Cross Blue Shield
  • In Network: Cigna
  • In Network: New Avenues
  • In Network: Sagamore
  • In Network: United Healthcare / UBH / Optum


New Patient Evaluation: $255

Medication Management (follow-up) Appointments: 
15 Minutes (Average):  $110
25 Minutes (Average):  $155
40 Minutes (Average):  $220

Coding is determined by complexity and/or total time inclusive of the following:

  • Preparing to see the patient (eg, review of tests)
  • Obtaining and/or reviewing separately obtained history
  • Performing a medically appropriate examination and/or evaluation
  • Counseling and educating the patient/family/caregiver
  • Ordering medications, tests, or procedures
  • Referring and communicating with other healthcare professionals
  • Documenting clinical information in the electronic or other health records
  • Independently interpreting results and communicating results to the patient/ family/caregiver
  • Care coordination