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Dr. Marianna Horn, MD

Washington, DC

Accepting patients

    Who is Dr. Horn, Pediatric Hematologist-Oncologist in Washington, DC?

    Dr. Marianna Horn, MD is a Pediatric Hematologist-Oncologist, who primarily practices in Washington, DC. She is board certified by the American Board of Pediatrics. Dr. Horn completed her residency at Mt Sinai Med Ctr, Pediatrics. Dr. Horn is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Horn’s office at (202) 346-3000.

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

    • Residency: Mt Sinai Med Ctr, Pediatrics

    • Medical School: Mt Sinai Sch of Med of The City Univ of Ny, New York Ny

    Is Dr. Horn board certified in Pediatric Hematologist-Oncologist?

    Yes, Dr. Marianna Horn, MD is board certified by the American Board of Pediatrics

    What languages does Dr. Horn speak?

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

    • English

    Which conditions does Dr. Horn treat as a Pediatric Hematologist-Oncologist?

    Which procedures does Dr. Horn perform as a Pediatric Hematologist-Oncologist?

    As a Pediatric Hematologist-Oncologist, procedures performed by a Dr. Marianna Horn may include:

    For detailed information, please contact Dr. Horn's office.

    Does Dr. Horn accept my insurance?

    Please contact Dr. Horn's office to confirm accepted insurance plans.

    Where is Dr. Horn's office located?

    Dr. Marianna Horn's Primary Practice

    700 2nd St NE

    Washington, DC 20002

    (202) 346-3000

    Get Directions

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

    Dr. Horn's National Provider Identifier (NPI) number is 1083692057.

    What common questions do patients ask about Dr. Horn?

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

    What is Dr. Marianna Horn's specialty?

    Dr. Horn is a Pediatric Hematologist-Oncologist near Washington, DC. A pediatrician trained in the integration of pediatrics, hematology, and oncology, specializing in the recognition and management of blood disorders and cancer in children. This expert provides comprehensive care for conditions such as anemia, bleeding disorders, and various pediatric cancers. Contact Dr. Horn to book an appointment today.

    Is this Dr. Marianna Horn affiliated with a ranked Castle Connolly Top Hospital?

    No, Horn is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Children's National Hospital. 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 Pediatric Hematologist-Oncologist?

    Explore Pediatric Hematologist-Oncologist 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 Marianna Horn accepting new patients in Washington, DC?

    Yes, Dr. Marianna Horn is accepting new patients at this time.

    Does Dr. Marianna Horn offer online booking?

    Please contact Dr. Horn's office at (202) 346-3000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Marianna Horn?

    Please contact Dr. Horn's office at (202) 346-3000 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Marianna Horn have?

    Dr. Marianna Horn is certified by the American Board of Pediatrics.

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