Psychiatrist

Dr. Mardi J. Horowitz, MD

401 Parnassus Ave, San Francisco, California, 94143-2211

About Dr. Mardi J. Horowitz

Dr. Mardi J. Horowitz is a psychiatrist based in San Francisco, California who is specialized in Psychiatry. Active license number of Dr. Mardi J. Horowitz is A18785 for Psychiatry in California. His current practice location is 401 Parnassus Ave, San Francisco. Patients can contact him at 415-476-7510 or can fax him at 415-476-7320. Dr. Mardi J. Horowitz, MD, specializes in Psychiatry and his NPI number (Unique professional ID assigned by NPPES) is 1740234038.

Dr. Mardi J. Horowitz 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. Mardi J. Horowitz'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. Mardi J. Horowitz
Specialization Psychiatry
Credentials MD
Gender Male
Practice Address: 401 Parnassus Ave,
San Francisco, CA - 94143-2211
Fax 415-476-7320

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 Number1740234038
NPI Enumeration Date: 20 May, 2006
NPI Last Update On: 30 Jul, 2008

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. Mardi J. Horowitz are as mentioned below.

License NumberSpecializationStateStatus
A18785Psychiatry CaliforniaPrimary

Other Medical Identifiers

Other professional identifiers associated with Dr. Mardi J. Horowitz such as Medicaid, Medicare PIN, NSC, UPIN etc. are mentioned as below.
IdentifierTypeStateIssuer
00A187850MedicaidCalifornia

Mailing Address

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

Dr. Mardi J. Horowitz
1635 Divisadero Street, Suite 625, Box 1821,
San Francisco, CA - 94143-0001

Book an Appointment with Dr. Mardi J. Horowitz

To schedule an appointment, contact Dr. Mardi J. Horowitz at 401 Parnassus Ave, San Francisco, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Mardi J. Horowitz:

Dr. Mardi J. Horowitz 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. Mardi J. Horowitz 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. Mardi J. Horowitz practices at 401 Parnassus Ave, San Francisco, California, 94143-2211.

To schedule an appointment with Dr. Mardi J. Horowitz, please contact the office at 415-476-7510.

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