Psychiatrist

Dr. Robert G Williamson, M.D.

903 N 2nd St, Phoenix, Arizona, 85004-1906

About Dr. Robert G Williamson

Dr. Robert G Williamson is a psychiatrist based in Phoenix, Arizona who is specialized in Psychiatry. Active license number of Dr. Robert G Williamson is 37934 for Psychiatry in Arizona. His current practice location is 903 N 2nd St, Phoenix. Patients can contact him at 602-416-7600 or can fax him at 602-416-7703. Dr. Robert G Williamson, M.D., specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1316950298.

Dr. Robert G Williamson 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. Robert G Williamson'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. Robert G Williamson
Specialization Psychiatry
Credentials M.D.
Gender Male
Practice Address: 903 N 2nd St,
Phoenix, AZ - 85004-1906
Fax 602-416-7703

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 Number1316950298
NPI Enumeration Date: 14 Aug, 2006
NPI Last Update On: 08 Jun, 2011

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. Robert G Williamson are as mentioned below.

License NumberSpecializationStateStatus
37934Psychiatry ArizonaPrimary
K5430Psychiatry TexasSecondary

Other Medical Identifiers

Other professional identifiers associated with Dr. Robert G Williamson such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
323283MedicaidArizona
1663163-01MedicaidTexas

Mailing Address

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

Dr. Robert G Williamson
903 N 2nd St,
Phoenix, AZ - 85004-1906
Phone: 602-416-7600
Fax: 602-416-7703

Book an Appointment with Dr. Robert G Williamson

To schedule an appointment, contact Dr. Robert G Williamson at 903 N 2nd St, Phoenix, Arizona or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Robert G Williamson:

Dr. Robert G Williamson 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. Robert G Williamson 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. Robert G Williamson practices at 903 N 2nd St, Phoenix, Arizona, 85004-1906.

To schedule an appointment with Dr. Robert G Williamson, please contact the office at 602-416-7600.

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