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Dr. Mark Hreish

Riverside, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Hreish, Psychiatrist in Riverside, CA?

    Dr. Mark Hreish is a Psychiatrist, who primarily practices in Riverside, CA. Dr. Hreish is fluent in English, and is currently seeing new patients. Dr. Hreish’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hreish’s office at (951) 353-2000.
    CastleConnolyTopDoctors

    Castle Connolly Top Doctor

    Castle Connolly Top Doctors are doctor-nominated and selected by a physician-led research team.

    What languages does Dr. Hreish speak?

    Dr. Hreish and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does a Psychiatrist like Dr. Hreish typically treat?

    As a Psychiatrist, Dr. Hreish 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. Hreish. 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:

    • Moderate Recurrent Major Depression
    • Recurrent Major Depression in Full Remission
    • Depression
    • Moderate chronic depression
    • Moderate recurring depression
    • Moderate depressive episodes
    • Chronic depression in full remission
    • Full recovery from recurring depression
    • Depression well-managed

    ICD-10 Codes:

    • F331: Major depressive disorder, recurrent, moderate
    • F3342: Major depressive disorder, recurrent, in full remission

    Also known as:

    • Mood Disorder
    • Affective Disorder
    • Emotional Disorder
    • Mental Health Disorder

    ICD-10 Codes:

    • F39: Unspecified mood [affective] disorder

    Also known as:

    • Generalized Anxiety Disorder
    • Anxiety
    • GAD
    • Chronic Worry
    • Excessive Worry Disorder

    ICD-10 Codes:

    • F411: Generalized anxiety disorder

    Does Dr. Hreish accept my insurance?

    Dr. Hreish accepts most major insurance plans. Important: Please call our office at (951) 353-2000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Hreish accept in Riverside, CA?

    Dr. Hreish in Riverside, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • AlphaCare

    • Cigna Group

    • CMS

    • Elevance Health Inc. (formerly Anthem)

    • H & R Block

    • Kaiser Permanente

    • Medicare

    View All Insurances

    Where is Dr. Hreish's office located?

    Dr. Mark Hreish's Primary Practice

    10800 Magnolia Ave

    Riverside, CA 92505

    (951) 353-2000

    Get Directions

    What hospitals are Dr. Hreish affiliated with?

    CastleConnolyTopDoctors

    Castle Connolly Top Hospital

    This doctor is affiliated with a Castle Connolly Top Hospital.

    Dr. Hreish has admitting privileges at the following hospitals:

    What is Dr. Hreish's NPI number?A National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Hreish's National Provider Identifier (NPI) number is 1164839502.

    What common questions do patients ask about Dr. Hreish?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Hreish

    What is Dr. Mark Hreish'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.

    Is Dr. Mark Hreish affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Hreish is affiliated with Kaiser Permanente Riverside Medical Center which is a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    When to see a Psychiatrist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Psychiatrist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is Dr. Mark Hreish accepting new patients in Riverside, CA?

    Yes, Dr. Mark Hreish is accepting new patients at this time.

    Does Dr. Mark Hreish offer online booking?

    Please contact Dr. Hreish's office at (951) 353-2000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Mark Hreish?

    Please contact Dr. Hreish's office at (951) 353-2000 to schedule an appointment.

    Where is Dr. Hreish's office located?

    Dr. Hreish's office is located in Riverside, CA.