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Dr. James Maas, MD, PHD

San Francisco, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Maas, Neurologist in San Francisco, CA?

    Dr. James Maas, MD, PHD is a Neurologist, who primarily practices in San Francisco, CA with 2 additional practice locations. He is board certified. Dr. Maas graduated from Washington University School of Medicine, St. Louis. Dr. Maas is fluent in English, and is currently seeing new patients. Dr. Maas’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Maas’s office at (415) 476-1489.

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

    • Medical School: Washington Center / School of Medicine | Washington University School of Medicine, St. Louis

    Is Dr. Maas board certified as a Neurologist?

    Yes, Dr. James Maas, MD, PHD is board certified by the American Board of Psychiatry and Neurology

    What languages does Dr. Maas speak?

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

    • English

    What conditions does a Neurologist like Dr. Maas typically treat?

    As a Neurologist, Dr. Maas 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. Maas. 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 here.

    Also known as:

    • Parkinson's Disease
    • Parkinson's Disease without Involuntary Movements
    • Parkinsonism
    • Parkinson's Disease with Dyskinesia and Fluctuations
    • PD
    • Shaking Palsy
    • Paralysis Agitans
    • Early Parkinson's
    • Non-dyskinetic Parkinsonism
    • Stable Parkinson's Disease
    • Parkinson's Syndrome
    • Atypical Parkinsonism
    • Secondary Parkinsonism
    • Parkinson's with Variable Movements
    • PD with Fluctuating Dyskinesia
    • On-Off Parkinson's

    ICD-10 Codes:

    • G20: Parkinson's disease
    • G20A1: Parkinson's disease without dyskinesia, without mention of fluctuations
    • G20C: Parkinsonism, unspecified
    • G20B2: Parkinson's disease with dyskinesia, with fluctuations

    Also known as:

    • Spasmodic Torticollis
    • Orofacial Dystonia
    • Dystonia
    • Cervical Dystonia
    • Wry Neck
    • Facial Muscle Spasms
    • Jaw Dystonia
    • Mouth Dystonia

    ICD-10 Codes:

    • G243: Spasmodic torticollis
    • G244: Idiopathic orofacial dystonia

    Also known as:

    • Degenerative Basal Ganglia Disease
    • Degenerative Nerve Disease
    • Basal Ganglia Degeneration
    • Movement Disorder Brain Disease
    • Neurodegenerative Basal Ganglia

    ICD-10 Codes:

    • G238: Other specified degenerative diseases of basal ganglia

    Does Dr. Maas accept my insurance?

    Dr. Maas accepts most major insurance plans. Important: Please call our office at (415) 476-1489 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Maas accept in San Francisco, CA?

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

    Top Insurances

    • All Other Third Party

    • BCBS Unspecified

    • Blue Shield of California

    • Centene Corporation

    • Hill Physicians Medical Group

    • Medicare

    • St. Joseph Health System (CA)

    • State of California

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Maas' office located?

    Dr. James Maas' Primary Practice

    2330 Post St

    San Francisco, CA 94115

    (415) 476-1489

    Get Directions

    Mcb300

    505 Parnassus Ave

    San Francisco, CA 94143

    Get Directions

    Ucsf Medical Center

    8 Koret Way

    San Francisco, CA 94143

    Get Directions

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

    Dr. Maas's National Provider Identifier (NPI) number is 1255506788.

    What common questions do patients ask about Dr. Maas?

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

    What is Dr. James Maas's specialty?

    Dr. Maas is a Neurologist near San Francisco, CA.

    What does a Neurologist do?

    A neuropathologist is expert in the diagnosis of diseases of the nervous system and skeletal muscles and functions as a consultant primarily to neurologists and neurosurgeons. The neuropathologist is knowledgeable in the infirmities of humans as they affect the nervous and neuromuscular systems, be they degenerative, infectious, metabolic, immunologic, neoplastic, vascular or physical in nature.

    Is this Dr. James Maas affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Maas is affiliated with Ucsf Medical Center At Parnassus, Ucsf Health St. Mary's Hospital, Mills-Peninsula Medical Center, Marinhealth Medical Center which are a Castle Connolly Top Hospitals. 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 Neurologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Neurologist. 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 James Maas accepting new patients in San Francisco, CA?

    Yes, Dr. James Maas is accepting new patients at this time.

    Does Dr. James Maas offer online booking?

    Please contact Dr. Maas's office at (415) 476-1489 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with James Maas?

    Please contact Dr. Maas's office at (415) 476-1489 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. James Maas have?

    Dr. James Maas is certified by the American Board of Psychiatry and Neurology.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>