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Dr. Mary Sage, MD

Fremont, CA

18 Years of Experience

Accepting patients

    Who is Dr. Sage, Psychiatrist in Fremont, CA?

    Dr. Mary Sage, MD is a Psychiatrist, who primarily practices in Fremont, CA with 2 additional practice locations. She has been practicing for over 18 years and is board certified by the American Board of Psychiatry and Neurology. Dr. Sage completed her residency at Stanford Univ Hosp, Psychiatry; Kaiser Permanente Med Grp, Internal Medicine. Dr. Sage is fluent in English, and is currently seeing new patients. Dr. Sage’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Sage’s office at (510) 248-3000.

    Where did Dr. Sage go to medical school and complete their residency?

    • Residency: Stanford Univ Hosp, Psychiatry; Kaiser Permanente Med Grp, Internal Medicine

    • Medical School: New York Med Coll- Valhalla Ny

    Is Dr. Sage board certified in Psychiatrist?

    Yes, Dr. Mary Sage, MD is board certified by the American Board of Psychiatry and Neurology

    What languages does Dr. Sage speak?

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

    • English

    What conditions does Dr. Sage treat?

    As a Psychiatrist, Dr. Sage 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. Sage. 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.

    Also known as:

    • Schizoaffective Disorder, Bipolar Type
    • Bipolar Disorder
    • Psychotic Disorder
    • Schizoaffective disorder
    • Bipolar schizoaffective illness
    • Psychotic mood disorder
    • Schizophrenia with bipolar features

    ICD-10 Codes:

    • F250: Schizoaffective disorder, bipolar type

    Also known as:

    • Schizophrenia
    • Psychotic disorder
    • Thought disorder
    • Mental illness with psychosis

    ICD-10 Codes:

    • F209: Schizophrenia, unspecified

    Also known as:

    • Bipolar Disorder
    • Manic depression
    • Bipolar illness
    • Mood disorder

    ICD-10 Codes:

    • F319: Bipolar disorder, unspecified

    Does Dr. Sage accept my insurance?

    Dr. Sage accepts most major insurance plans. Important: Please call our office at (510) 248-3000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Sage accept in Fremont, CA?

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

    Top Insurances

    • Alameda Alliance

    • All Other Third Party

    • Elevance Health Inc. (formerly Anthem)

    • Health Plan of San Joaquin

    • Kaiser Permanente

    • Medicare

    • Samaritan Health Services

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Sage's office located?

    Dr. Mary Sage's Primary Practice

    39400 Paseo Padre Pkwy

    Fremont, CA 94538

    (510) 248-3000

    Get Directions

    Dr. Mary Sage's Practice 2

    1425 S Main St

    Walnut Creek, CA 94596

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    Dr. Mary Sage's Practice 3

    280 W MacArthur Blvd

    Oakland, CA 94611

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

    Dr. Sage's National Provider Identifier (NPI) number is 1184702953.

    What common questions do patients ask about Dr. Sage?

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

    What is Dr. Mary Sage's specialty?

    Dr. Sage is a Psychiatrist near Fremont, CA.

    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.

    Contact Dr. Sage to book an appointment today.

    Is this Dr. Mary Sage affiliated with a ranked Castle Connolly Top Hospital?

    No, Sage is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Fremont Medical Center. Castle Connolly Top Hospitals 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

    Where can I learn more about Psychiatrist?

    Explore Psychiatrist with 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 Mary Sage accepting new patients in Fremont, CA?

    Yes, Dr. Mary Sage is accepting new patients at this time.

    Does Dr. Mary Sage offer online booking?

    Please contact Dr. Sage's office at (510) 248-3000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Mary Sage?

    Please contact Dr. Sage's office at (510) 248-3000 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Mary Sage have?

    Dr. Mary Sage is certified by the American Board of Psychiatry and Neurology.

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