Psychiatrist

Dr. Diane Marie Highum, M.D.

301 Victoria St, Costa Mesa, California, 92627-1995

About Dr. Diane Marie Highum

Dr. Diane Marie Highum is a psychiatrist based in Costa Mesa, California who is specialized in Psychiatry. Active license number of Dr. Diane Marie Highum is G68947 for Psychiatry in California. Her current practice location is 301 Victoria St, Costa Mesa. Patients can contact her at 949-642-2734. Dr. Diane Marie Highum, M.D., specializes in Psychiatry and her NPI number (Unique professional ID assigned by NPPES) is 1396868386.

Dr. Diane Marie Highum 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. Diane Marie Highum'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. Diane Marie Highum
Specialization Psychiatry
Credentials M.D.
Gender Female
Practice Address: 301 Victoria St,
Costa Mesa, CA - 92627-1995

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 Number1396868386
NPI Enumeration Date: 06 Apr, 2007
NPI Last Update On: 29 Aug, 2017

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. Diane Marie Highum are as mentioned below.

License NumberSpecializationStateStatus
G68947Psychiatry CaliforniaPrimary

Mailing Address

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

Dr. Diane Marie Highum
460 South Esplanade St.,
Orange, CA - 92869-4802
Phone: 714-997-3283
Fax: 714-997-3283

Book an Appointment with Dr. Diane Marie Highum

To schedule an appointment, contact Dr. Diane Marie Highum at 301 Victoria St, Costa Mesa, California or call the phone number listed below.

Book an Appointment

Frequently Asked Questions

Below are some commonly asked questions about Dr. Diane Marie Highum:

Dr. Diane Marie Highum is a psychiatrist specializing in Psychiatry. She 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. Diane Marie Highum 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. Diane Marie Highum practices at 301 Victoria St, Costa Mesa, California, 92627-1995.

To schedule an appointment with Dr. Diane Marie Highum, please contact the office at 949-642-2734.

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