Dr. Mary C. Horn
- Gender: Female
- Experience: 21 years
- Graduation year: 2000
- Sole propriator: No
- NPI: 1770681850
Dr. Mary C. Horn PSY.D.
Clinical Psychologist
She is located at 45-955 Kamehameha Highway Suite 306 in Kaneohe, HI 96744. Can help patients with the following: Childhood Behavioral and Emotional Disorders, Infertility, Obsessive Compulsive Disorder (OCD), Parenting, Relationship Issues, Stress. Her National Provider Identifier (NPI) number is 1770681850. Appointment can be made via the phone number (808) 247-2961. She is affiliated with 1 practices.
Conditions treated
Dr. Mary C. Horn, being an clinical psychologist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Mary C. Horn.
- Amnesia
- Anger Management
- Anxiety
- Attention-Deficit/Hyperactivity Disorder (ADHD)
- Autism
- Bipolar Disorder
- Career Counseling
- Childhood Behavioral and Emotional Disorders
- Compassion Fatigue
- Depression
- Dyslexia
- EMDR
- Eating Disorder
- Emotional Eating
- Family Conflict
- Gender Identity
- Grief
- Guilt and Shame
- Infertility
- Infidelity
- Isolation
- Life Coaching
- Life Transitions
- Loss, Grief, and Bereavement
- Mental Illness
- Obesity
- Obsessive Compulsive Disorder (OCD)
- Online Therapy
- Parenting
- Posttraumatic Stress Disorder (PTSD)
- Receptive Language Disorders
- Relationship Issues
- School Issues
- Seasonal Affective Disorder (SAD)
- Self-Esteem
- Self-Harming
- Separation Anxiety Disorder
- Sleep Disorders
- Spirituality and Religion
- Stress
- Trauma
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Mary C. Horn as in-network for the following 2026 plans.
Health plans
HMSA
Network data as of Sep 14, 2026, as reported by the insurer.
Show all 7 plans from HMSA
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| HMSA Bronze PPO I | PPO · Expanded Bronze | Preferred Provider Plan | Accepting new patients |
| HMSA Bronze PPO II HSA | PPO · Expanded Bronze | Preferred Provider Plan | Accepting new patients |
| HMSA Catastrophic Plan | PPO · Catastrophic | Preferred Provider Plan | Accepting new patients |
| HMSA Gold PPO I | PPO · Gold | Preferred Provider Plan | Accepting new patients |
| HMSA Gold PPO II | PPO · Gold | Preferred Provider Plan | Accepting new patients |
| HMSA Platinum PPO | PPO · Platinum | Preferred Provider Plan | Accepting new patients |
| HMSA Silver PPO | PPO · Silver | Preferred Provider Plan | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Mary C. Horn is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Mary C. Horn is enrolled to bill Medicare as a Practitioner - Clinical Psychologist .
Bills through: Dr Mary C Horn Llc
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Studies
Graduated in 2000Additional Specialities
- Psychologist
Looking for more Clinical Psychologists?
Out of the 21 clinical psychologists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Male
- Address: Suite 206 45-955 Kamehameha Highway Kaneohe, 96744, HI
- Gender: Male
- Address: Suite 409 46-001 Kamehameha Highway Kaneohe, 96744, HI
- Gender: Female
- Address: 4150 Clement Street San Francisco, 94121, CA
- Gender: Female
- Address: Suite 402 45-955 Kamehameha Highway Kaneohe, 96744, HI
- Gender: Female
- Address: 44-723 Hoonani Place Kaneohe, 96744, HI
- Gender: Female
- Address: Ste 143A #259 7192 Kalanianaole Highway Honolulu, 96825, HI
- Gender: Female
- Address: Suite 409 46-001 Kamehameha Highway Kaneohe, 96744, HI
- Gender: Female
- Address: Apartment 1 45-024 Malulani Street Kaneohe, 96744, HI
- Gender: Female
- Address: Suite 202 45-955 Kamehameha Highway Kaneohe, 96744, HI
Questions & Answers
Does Dr. Mary C. Horn accept insurance?
Dr. Mary C. Horn is listed in-network for 7 ACA Marketplace (Obamacare/HealthCare.gov) plans from HMSA. See the Marketplace plans section for details.
Does Dr. Mary C. Horn have affiliation with practices?
Dr. Mary C. Horn is affiliated with Melissa Lee Belanger PsyD.
Where can you meet with Dr. Mary C. Horn?
Dr. Mary C. Horn's office is located at 45-955 Kamehameha Highway Suite 306 in Kaneohe, HI 96744.
What conditions does Dr. Mary C. Horn treat?
Dr. Mary C. Horn provides treatment for Childhood Behavioral and Emotional Disorders, Infertility, Obsessive Compulsive Disorder (OCD), Parenting, Relationship Issues, Stress. For the full list see this list.