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Dr. Mario Castellanos, MD

Charlestown, MA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Castellanos, Emergency Medicine Specialist in Charlestown, MA?

    Dr. Mario Castellanos, MD is an Emergency Medicine Specialist, who primarily practices in Charlestown, MA with 2 additional practice locations. Dr. Castellanos is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Castellanos’s office at (617) 726-2000.

    What languages does Dr. Castellanos speak?

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

    • English

    Which procedures does Dr. Castellanos perform as an Emergency Medicine Specialist?

    As an Emergency Medicine Specialist, procedures performed by Dr. Mario Castellanos may include:

    For detailed information, please contact Dr. Castellanos' office.

    Does Dr. Castellanos accept my insurance?

    Please contact Dr. Castellanos' office to confirm accepted insurance plans.

    Where is Dr. Castellanos' office located?

    Dr. Mario Castellanos' Primary Practice

    62 13th St

    Charlestown, MA 02129

    (617) 726-2000

    Get Directions

    Dr. Mario Castellanos' Practice 2

    55 Fruit St

    Boston, MA 02114

    Get Directions

    Dr. Mario Castellanos' Practice 3

    75 Francis St

    Boston, MA 02115

    Get Directions

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

    Dr. Castellanos's National Provider Identifier (NPI) number is 1164050910.

    What common questions do patients ask about Dr. Castellanos?

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

    What is Dr. Mario Castellanos's specialty?

    Dr. Castellanos is a Emergency Medicine Specialist near Charlestown, MA. An emergency physician is dedicated to making prompt decision and taking necessary actions essential for preventing death or additional disabilities. This role encompasses guiding emergency medical technicians in pre-hospital environments as well as providing care within the emergency department. The emergency physician is responsible for the immediate identification, evaluation, treatment, stabilization, and arrangement of a diverse array of adult and pediatric patients facing acute illnesses and injuries. Contact Dr. Castellanos to book an appointment today.

    Is this Dr. Mario Castellanos affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Castellanos is affiliated with Brigham and Women's Faulkner Hospital 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

    Where can I learn more about Emergency Medicine Specialist?

    Explore Emergency Medicine Specialist 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 Mario Castellanos accepting new patients in Charlestown, MA?

    Yes, Dr. Mario Castellanos is accepting new patients at this time.

    Does Dr. Mario Castellanos offer online booking?

    Please contact Dr. Castellanos's office at (617) 726-2000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Mario Castellanos?

    Please contact Dr. Castellanos's office at (617) 726-2000 for information regarding telehealth appointment availability or for scheduling assistance.

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