Dr. Hak J. Ko
- Gender: Male
- Experience: 49 years
- Sole propriator: Yes
- NPI: 1154398055
Dr. Hak J. Ko MD
Psychiatrist
He is located at 5687 Main Street Suite 102 in Williamsville, NY 14221. Can help patients with the following: Binge Eating Disorder, Hypersomnia, Insomnia, Premenstrual Dysphoric Disorder (PMDD), Schizophrenia, Trauma. His National Provider Identifier (NPI) number is 1154398055. Appointment can be made via the phone number (716) 204-3541.
Conditions treated
Dr. Hak J. Ko, being an psychiatrist, 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. Hak J. Ko.
- 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. Hak J. Ko
Medicare Enrollment
Dr. Hak J. Ko is enrolled to bill Medicare as a Practitioner - Psychiatry .
Bills through: Niagara Falls Memorial Medical Center
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
| Janssen | $712 |
| Otsuka Pharmaceutical | $543 |
| Alkermes | $542 |
Other
| Food and Beverage | $2032 |
| Other | $6 |
Looking for more Psychiatrists?
Out of the 13 psychiatrists in this region, here are 10 randomly selected ones for you to explore.
- Gender: Female
- Address: Suite 308 5500 Main Street Williamsville, 14221, NY
- Gender: Male
- Address: Suite 201 531 Farber Lakes Drive Williamsville, 14221, NY
- Gender: Male
- Address: Suite 201 30 South Cayuga Road Williamsville, 14221, NY
- Gender: Female
- Address: Suite 10 18 Limestone Drive Williamsville, 14221, NY
- Gender: Male
- Address: 400 International Drive Williamsville, 14221, NY
- Gender: Female
- Address: 3980 Sheridan Drive Amherst, 14226, NY
- Gender: Male
- Address: 8207 Main Street Williamsville, 14221, NY
- Gender: Female
- Address: 531 Farber Lakes Drive Williamsville, 14221, NY
- Gender: Male
- Address: Suite 206 5820 Main Street Williamsville, 14221, NY
Questions & Answers
Where can you meet with Dr. Hak J. Ko?
Dr. Hak J. Ko's office is located at 5687 Main Street Suite 102 in Williamsville, NY 14221.
What conditions does Dr. Hak J. Ko treat?
Dr. Hak J. Ko provides treatment for Binge Eating Disorder, Hypersomnia, Insomnia, Premenstrual Dysphoric Disorder (PMDD), Schizophrenia, Trauma. For the full list see this list.