Psychiatrist

Dr. Jonathan Treat Walker, M.D.

4710 Bethesda Ave, Suite 1303, Bethesda, Maryland, 20814-5213

About Dr. Jonathan Treat Walker

Dr. Jonathan Treat Walker is a psychiatrist based in Bethesda, Maryland who is specialized in Psychiatry. Active license number of Dr. Jonathan Treat Walker is D0053820 for Psychiatry in Maryland. His current practice location is 4710 Bethesda Ave, Suite 1303, Bethesda. Patients can contact him at 301-922-8406 or can fax him at 301-654-0236. Dr. Jonathan Treat Walker, M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1033298534.

Dr. Jonathan Treat Walker 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.

Practice Information

Dr. Jonathan Treat Walker's specialty, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.

Provider Name Dr. Jonathan Treat Walker
Specialization Psychiatry
Credentials M.D.
Gender Male
Practice Address: 4710 Bethesda Ave, Suite 1303
Bethesda, MD - 20814-5213
Fax 301-654-0236

Professional Identification Codes

NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to healthcare providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.

NPI Number1033298534
NPI Enumeration Date: 03 Nov, 2006
NPI Last Update On: 11 Sep, 2025

Medical Licenses:

Healthcare professionals can hold one or more medical licenses for different specialties in the same state or different states. Related medical licenses for Dr. Jonathan Treat Walker are as mentioned below.

License NumberSpecializationStateStatus
D0053820Psychiatry MarylandPrimary
D0053820Child & Adolescent Psychiatry MarylandSecondary

Mailing Address

Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned Practice address.

Dr. Jonathan Treat Walker
4710 Bethesda Ave, Suite 1303
Bethesda, MD - 20814-5213
Phone: 301-922-8406
Fax: 301-654-0236

Book an Appointment with Dr. Jonathan Treat Walker

To schedule an appointment, contact Dr. Jonathan Treat Walker at 4710 Bethesda Ave, Suite 1303, Bethesda, Maryland or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Jonathan Treat Walker:

Dr. Jonathan Treat Walker is a psychiatrist specializing in Psychiatry. He 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.

Yes, Dr. Jonathan Treat Walker is currently accepting new patients. To schedule an appointment, contact the office directly and schedule an appointment.
*Availability may change. Please contact the office directly to ask about appointments.

Dr. Jonathan Treat Walker practices at 4710 Bethesda Ave, Suite 1303, Bethesda, Maryland, 20814-5213.

To schedule an appointment with Dr. Jonathan Treat Walker, please contact the office at 301-922-8406.

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**Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 14 September, 2026.