38 Years of Experience
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Hahn, Psychiatrist in Philadelphia, PA?
Where did Dr. Hahn go to medical school and complete their residency?
Residency: Univ Of Pa Hlth System, Psychiatry | University Of Pa Health System
Medical School: Seoul Natl Univ- Coll Of Med- Chongno-Ku- Seoul- So Korea | Tbilisi National University 'Gaenati'
Is Dr. Hahn board certified as a Psychiatrist?
Yes, Dr. Chang-Gyu Hahn, MD is board certified by the American Board of Psychiatry and Neurology
What languages does Dr. Hahn speak?
Dr. Hahn and their clinical team can communicate with patients in the following languages:
- English
- Korean
What conditions does a Psychiatrist like Dr. Hahn typically treat?
As a Psychiatrist, Dr. Hahn diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Hahn. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Bipolar Disorder
- Bipolar II Disorder
- Manic depression
- Bipolar illness
- Mood disorder
- Bipolar 2
- Bipolar with hypomania and depression
- Mild bipolar disorder
ICD-10 Codes:
- F319: Bipolar disorder, unspecified
- F3181: Bipolar II disorder
Also known as:
- Generalized Anxiety Disorder
- Anxiety
- GAD
- Chronic Worry
- Excessive Worry Disorder
ICD-10 Codes:
- F411: Generalized anxiety disorder
What procedures does a Psychiatrist like Dr. Hahn typically perform?
As a Psychiatrist, procedures performed by Dr. Chang-Gyu Hahn may include:
- Child Psychiatry Consultation
- Child Psychiatry Follow Up
- Cognitive Behavioral Therapy (CBT)
- Couples Therapy
- Electroconvulsive Therapy (ECT)
- Hypnotherapy
- Inpatient Psychiatric Services
- Ketamine Infusion
Please contact Dr. Hahn's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Hahn accept my insurance?
Dr. Hahn accepts most major insurance plans. Important: Please call our office at (215) 746-6700 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Hahn accept in Philadelphia, PA?
Dr. Hahn in Philadelphia, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Centene Corporation
CVS Health (formerly Aetna)
Horizon BlueCross BlueShield
Humana
Independent Health Association
Medicare
Risant Health
UnitedHealth Group
View All Insurances
Where is Dr. Hahn's office located?
Dr. Chang-Gyu Hahn's Primary Practice
833 Chestnut St Ste 138
Philadelphia, PA 19107
(215) 746-6700
What hospitals are Dr. Hahn affiliated with?
Castle Connolly Top Hospital
This doctor is affiliated with a Castle Connolly Top Hospital.
Dr. Hahn has admitting privileges at the following hospitals:
What is Dr. Hahn's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Hahn's National Provider Identifier (NPI) number is 1558472100.
What common questions do patients ask about Dr. Hahn?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Hahn
What is Dr. Chang-Gyu Hahn's specialty?
What does a Psychiatrist do?
A Psychiatrist specializes in the prevention, diagnosis, and treatment of mental disorders, emotional disorders, psychotic disorders, mood disorders, anxiety disorders, substance-related disorders, sexual and gender identity disorders and adjustment disorders. Biologic, psychological, and social components of illnesses are explored and understood in treatment of the whole person. Tools used may include diagnostic laboratory tests, prescribed medications, evaluation and treatment of psychological and interpersonal problems with individuals and families, and intervention for coping with stress, crises, and other problems.