Dr. Casia E. Horseman
- Gender: Female
- Experience: 17 years
- Graduated from: Ohio State University College Of Medicine
- Graduation year: 2004
- Sole propriator: No
- NPI: 1669512877
Dr. Casia E. Horseman MD
Addiction Medicine Specialist
She is located at 1800 Zollinger Road in Columbus, OH 43221. Can help patients with the following: Binge Eating Disorder, Borderline Personality Disorder (BPD), Dissociative Fugue, Fragile X Syndrome (FXS), Postpartum Depression (PPD), Tics. Her National Provider Identifier (NPI) number is 1669512877. Appointment can be made via the phone number (614) 293-9600. She is affiliated with 1 practices and 1 hospitals.
Conditions treated
Dr. Casia Elizabeth Horseman, being an addiction medicine specialist, 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. Casia E. Horseman.
- Amnesia
- Anorexia Nervosa
- Antisocial Personality Disorder (ASPD)
- Anxiety
- Aphasia
- Asperger Syndrome (AS)
- Attention-Deficit/Hyperactivity Disorder (ADHD)
- Autism
- Avoidant Personality Disorder
- Binge Eating Disorder
- Bipolar Disorder
- Body Dysmorphic Disorder (BDD)
- Borderline Personality Disorder (BPD)
- Bulimia Nervosa
- Dementia
- Depression
- Dissociative Fugue
- Dissociative Identity Disorder
- Drug Abuse
- Eating Disorder
- Fragile X Syndrome (FXS)
- Grief
- Hypersomnia
- Insomnia
- Isolation
- Learning Disability
- Mental Illness
- Mood Disorders
- Munchausen Syndrome
- Narcissistic Personality Disorder (NPD)
- Obsessive Compulsive Disorder (OCD)
- Online Therapy
- Panic Disorder
- Persistent Depressive Disorder
- Pervasive Developmental Disorders (PDD)
- Phobias
- Postpartum Depression (PPD)
- Posttraumatic Stress Disorder (PTSD)
- Premenstrual Dysphoric Disorder (PMDD)
- Psychotic Disorder
- Rape and Sexual Assault
- Relationship Issues
- Schizoaffective Disorder
- Schizophrenia
- Seasonal Affective Disorder (SAD)
- Sleepwalking
- Speech Disorders
- Stress
- Tardive Dyskinesia
- Tics
- Trauma
- Wilson-Turner Syndrome
Procedures Performed by Dr. Casia E. Horseman
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Casia E. Horseman as in-network for the following 2026 plans.
Health plans
Ambetter from Buckeye Health Plan
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Ambetter from Buckeye Health Plan
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Choice Bronze HSA | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Choice Bronze HSA + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Clear Gold | HMO · Gold | Preferred | Accepting new patients |
| Clear Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold | HMO · Gold | Preferred | Accepting new patients |
| Complete Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Complete Silver | HMO · Silver | Preferred | Accepting new patients |
| Complete Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
| Everyday Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Everyday Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Expanded Bronze + Vision + Adult Dental | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Standard Gold | HMO · Gold | Preferred | Accepting new patients |
| Standard Gold + Vision + Adult Dental | HMO · Gold | Preferred | Accepting new patients |
| Standard Silver | HMO · Silver | Preferred | Accepting new patients |
| Standard Silver + Vision + Adult Dental | HMO · Silver | Preferred | Accepting new patients |
Antidote Health Plan of Ohio, Inc.
Network data as of Nov 9, 2025, as reported by the insurer.
Show all 15 plans from Antidote Health Plan of Ohio, Inc.
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Complete 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx | HMO · Expanded Bronze | Tierone | Not accepting new patients |
| Bronze Complete+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx | HMO · Expanded Bronze | Tierone | Not accepting new patients |
| Bronze Elite 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx | HMO · Expanded Bronze | Tierone | Not accepting new patients |
| Bronze Elite+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx | HMO · Expanded Bronze | Tierone | Not accepting new patients |
| Bronze Standard | HMO · Expanded Bronze | Tierone | Not accepting new patients |
| Gold Complete 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx | HMO · Gold | Tierone | Not accepting new patients |
| Gold Complete+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx | HMO · Gold | Tierone | Not accepting new patients |
| Gold Elite 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx | HMO · Gold | Tierone | Not accepting new patients |
| Gold Elite+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx | HMO · Gold | Tierone | Not accepting new patients |
| Gold Standard | HMO · Gold | Tierone | Not accepting new patients |
| Silver Complete 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx | HMO · Silver | Tierone | Not accepting new patients |
| Silver Complete+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care, $0 Core Rx | HMO · Silver | Tierone | Not accepting new patients |
| Silver Elite 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx | HMO · Silver | Tierone | Not accepting new patients |
| Silver Elite+Dental 4 $0 Tier-1 PCP Visits, $0 Antidote 24/7 Virtual PCP/Urg/Chronic Care/Referred Labs, $0 Advanced Rx | HMO · Silver | Tierone | Not accepting new patients |
| Silver Standard | HMO · Silver | Tierone | Not accepting new patients |
CareSource
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 21 plans from CareSource
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze 7500 $25 Generic Drugs | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Bronze 7500 $25 Generic Drugs + Adult Vision & Fitness | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Core Gold 1500 $10 Generic Drugs | HMO · Gold | Preferred | Not accepting new patients |
| Core Gold 1500 $10 Generic Drugs + Adult Vision & Fitness | HMO · Gold | Preferred | Not accepting new patients |
| Diabetes Gold 3000 $0 Chronic Care Drugs & Services | HMO · Gold | Preferred | Not accepting new patients |
| Diabetes Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Gold | Preferred | Not accepting new patients |
| Diabetes Silver 5000 $0 Chronic Care Drugs & Services | HMO · Silver | Preferred | Not accepting new patients |
| Diabetes Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Silver | Preferred | Not accepting new patients |
| Gold 2000 $15 Generic Drugs | HMO · Gold | Preferred | Not accepting new patients |
| Gold 2000 $15 Generic Drugs + Adult Vision & Fitness | HMO · Gold | Preferred | Not accepting new patients |
| HDHP Preventive Silver 5500 $0 Chronic Care Drugs | HMO · Silver | Preferred | Not accepting new patients |
| Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services | HMO · Gold | Preferred | Not accepting new patients |
| Healthy Heart Gold 3000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Gold | Preferred | Not accepting new patients |
| Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services | HMO · Silver | Preferred | Not accepting new patients |
| Healthy Heart Silver 5000 $0 Chronic Care Drugs & Services + Adult Vision & Fitness | HMO · Silver | Preferred | Not accepting new patients |
| Low Premium Bronze 10600 $25 Generic Drugs | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Low Premium Bronze 10600 $25 Generic Drugs + Adult Vision & Fitness | HMO · Expanded Bronze | Preferred | Not accepting new patients |
| Low Premium Silver 6200 $3 Generic Drugs | HMO · Silver | Preferred | Not accepting new patients |
| Low Premium Silver 6200 $3 Generic Drugs + Adult Vision & Fitness | HMO · Silver | Preferred | Not accepting new patients |
| Silver 6000 $20 Generic Drugs | HMO · Silver | Preferred | Not accepting new patients |
| Silver 6000 $20 Generic Drugs + Adult Vision & Fitness | HMO · Silver | Preferred | Not accepting new patients |
Oscar Health Insurance
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Oscar Health Insurance
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic 4700 | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Classic Standard | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Elite + PCP Saver Plus | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Breathe Easy with Enhanced COPD Benefits | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Chronic Care CKM | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Diabetes | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Gold Classic | HMO · Gold | Preferred | Accepting new patients |
| Gold Classic Standard | HMO · Gold | Preferred | Accepting new patients |
| Gold Elite Saver Plus | HMO · Gold | Preferred | Accepting new patients |
| Silver Classic Standard | HMO · Silver | Preferred | Accepting new patients |
| Silver Elite Saver Plus | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Breathe Easy with Enhanced COPD Benefits | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Chronic Care CKM | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits | HMO · Silver | Preferred | Accepting new patients |
Oscar Insurance Corporation of Ohio
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 16 plans from Oscar Insurance Corporation of Ohio
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| Bronze Classic PCP Saver | Cleveland Clinic | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Classic Standard | Cleveland Clinic | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Breathe Easy with Enhanced COPD Benefits | Cleveland Clinic | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Chronic Care CKM | Cleveland Clinic | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple Diabetes | Cleveland Clinic | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Bronze Simple HSA | Cleveland Clinic | HMO · Expanded Bronze | Preferred | Accepting new patients |
| Gold Classic Standard | Cleveland Clinic | HMO · Gold | Preferred | Accepting new patients |
| Gold Elite Saver Plus | Cleveland Clinic | HMO · Gold | Preferred | Accepting new patients |
| Gold Elite | Cleveland Clinic | HMO · Gold | Preferred | Accepting new patients |
| Silver Classic Standard | Cleveland Clinic | HMO · Silver | Preferred | Accepting new patients |
| Silver Elite Saver Plus | Cleveland Clinic | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Breathe Easy with Enhanced COPD Benefits | Cleveland Clinic | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Chronic Care CKM | Cleveland Clinic | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Diabetes | Cleveland Clinic | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple PCP Saver | Cleveland Clinic | HMO · Silver | Preferred | Accepting new patients |
| Silver Simple Women's Health with Menopause Benefits | Cleveland Clinic | HMO · Silver | Preferred | 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. Casia E. Horseman 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. Casia E. Horseman is enrolled to bill Medicare as a Practitioner - Psychiatry (also registered under: Practitioner - Addiction Medicine) .
Bills through: Ohio State University
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.
Payments received
Drug payment
| Ethicon Us | $114 |
Other
| Food and Beverage | $114 |
Studies
OHIO STATE UNIVERSITY COLLEGE OF MEDICINE
Graduated in 2004Additional Specialities
- Psychiatrist
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Questions & Answers
Does Dr. Casia Elizabeth Horseman have affiliation with practices?
Dr. Casia Elizabeth Horseman is affiliated with OSU Psychiatry.
Has Dr. Casia Elizabeth Horseman affiliation with hospitals?
Dr. Casia Elizabeth Horseman is affiliated with OHIO STATE UNIVERSITY STATE HEALTH SYSTEM.
Where can you meet with Dr. Casia Elizabeth Horseman?
Dr. Casia Elizabeth Horseman's office is located at 1800 Zollinger Road in Columbus, OH 43221.
What conditions does Dr. Casia Elizabeth Horseman treat?
Dr. Casia Elizabeth Horseman provides treatment for Binge Eating Disorder, Borderline Personality Disorder (BPD), Dissociative Fugue, Fragile X Syndrome (FXS), Postpartum Depression (PPD), Tics. For the full list see this list.
Does Dr. Casia Elizabeth Horseman accept patients with CareSource?
Yes, Dr. Casia Elizabeth Horseman is listed in-network for CareSource through the ACA Marketplace (Obamacare/HealthCare.gov). See the Marketplace plans section for details.