Dr. John W. Barnhill
- Gender: Male
- Experience: 36 years
- Graduated from: Baylor College Of Medicine
- Graduation year: 1985
- Sole propriator: Yes
- NPI: 1699813600
Dr. John W. Barnhill M.D.
Psychiatrist
He is located at 525 East 68th Street Box 181 in New York, NY 10021. Can help patients with the following: Fragile X Syndrome (FXS), Hypersomnia, Panic Disorder, Pervasive Developmental Disorders (PDD), Relationship Issues, Schizoaffective Disorder. His National Provider Identifier (NPI) number is 1699813600. Appointment can be made via the phone number (212) 746-3671. He is affiliated with 1 practices.
Conditions treated
Dr. John Warren Barnhill, 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. John W. Barnhill.
- 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
Medicare Enrollment
Dr. John W. Barnhill is enrolled to bill Medicare as a Practitioner - Psychiatry .
Bills through: Weill Medical College Of Cornell
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and is not a comment on insurance accepted, quality, outcomes, or board certification.
Studies
BAYLOR COLLEGE OF MEDICINE
Graduated in 1985
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Questions & Answers
Does Dr. John Warren Barnhill have affiliation with practices?
Dr. John Warren Barnhill is affiliated with Weill Cornell Medical Associates.
Where can you meet with Dr. John Warren Barnhill?
Dr. John Warren Barnhill's office is located at 525 East 68th Street Box 181 in New York, NY 10021.
Does Dr. John Warren Barnhill accept insurance?
Unfortunately we don't have any information if Dr. John Warren Barnhill accepts insurance.
What conditions does Dr. John Warren Barnhill treat?
Dr. John Warren Barnhill provides treatment for Fragile X Syndrome (FXS), Hypersomnia, Panic Disorder, Pervasive Developmental Disorders (PDD), Relationship Issues, Schizoaffective Disorder. For the full list see this list.