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Dr. Nancy Sun, MD

Emergency Medicine Specialist

Simi Valley, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Sun, Emergency Medicine Specialist in Simi Valley, CA?

    Dr. Nancy Sun, MD is an Emergency Medicine Specialist, who primarily practices in Simi Valley, CA. Dr. Sun graduated from Mechanical Engineering. Dr. Sun is fluent in English, and is currently seeing new patients. Dr. Sun’s practice accepts Kaiser Permanente, Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Sun’s office at (805) 955-6107.

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

    • Medical School: Mechanical Engineering

    What languages does Dr. Sun speak?

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

    • English

    What conditions does an Emergency Medicine Specialist like Dr. Sun typically treat?

    As an Emergency Medicine Specialist, Dr. Sun 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. Sun. 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:

    • Fast Heartbeat
    • Atrial Fibrillation
    • Arrhythmia
    • Tachycardia
    • Rapid heart rate
    • Racing heart
    • Afib
    • A-fib
    • Irregular heart rhythm

    ICD-10 Codes:

    • R000: Tachycardia, unspecified
    • I4891: Unspecified atrial fibrillation

    Also known as:

    • Abnormal EKG
    • Heart Health Tests
    • Irregular Electrocardiogram
    • Unusual Heart Rhythm Test
    • ECG Abnormalities

    ICD-10 Codes:

    • R9431: Abnormal electrocardiogram [ECG] [EKG]

    Also known as:

    • High Blood Pressure
    • Hypertension
    • Primary Hypertension
    • Essential Hypertension

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Chest Pain
    • Chest discomfort
    • Thoracic pain
    • Pectoral pain

    ICD-10 Codes:

    • R0789: Other chest pain

    Also known as:

    • Head Injury
    • Head Injuries
    • Head Trauma
    • Cranial Injury
    • Brain Injury

    ICD-10 Codes:

    • S098XXA: Other specified injuries of head, initial encounter

    Also known as:

    • Abdominal Pain
    • Stomach Ache
    • Belly Pain
    • Stomach Pain

    ICD-10 Codes:

    • R109: Unspecified abdominal pain

    What procedures does an Emergency Medicine Specialist like Dr. Sun typically perform?

    As an Emergency Medicine Specialist, procedures performed by Dr. Nancy Sun may include:

    Please contact Dr. Sun's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.

    Does Dr. Sun accept my insurance?

    Dr. Sun accepts most major insurance plans. Important: Please call our office at (805) 955-6107 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Sun accept in Simi Valley, CA?

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

    Top Insurances

    • Alignment Healthcare

    • Centene Corporation

    • City of Los Angeles

    • Clinicas del Camino Real

    • CVS Health (formerly Aetna)

    • Heritage Health

    • Humana

    • Kaiser Permanente

    • Other Health Care Provider

    • State of California

    View All Insurances

    Where is Dr. Sun's office located?

    Dr. Nancy Sun's Primary Practice

    2975 Sycamore Dr

    Simi Valley, CA 93065

    (805) 955-6107

    Get Directions

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

    Dr. Sun's National Provider Identifier (NPI) number is 1821146051.

    What common questions do patients ask about Dr. Sun?

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

    What is Dr. Nancy Sun's specialty?

    Dr. Sun is an Emergency Medicine Specialist near Simi Valley, CA.

    What does an Emergency Medicine Specialist do?

    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.

    Is Dr. Nancy Sun affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Sun is affiliated with Los Robles Regional Medical Center, Adventist Health Glendale, Valley Presbyterian Hospital, Providence Cedars-Sinai Tarzana Medical Center, Kaiser Permanente Panorama City Medical Center, Providence Holy Cross 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 an Emergency Medicine Specialist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Emergency Medicine Specialist. 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. Nancy Sun accepting new patients in Simi Valley, CA?

    Yes, Dr. Nancy Sun is accepting new patients at this time.

    Does Dr. Nancy Sun offer online booking?

    Please contact Dr. Sun's office at (805) 955-6107 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Nancy Sun?

    Please contact Dr. Sun's office at (805) 955-6107 to schedule an appointment.

    Where is Dr. Sun's office located?

    Dr. Sun's office is located in Simi Valley, CA.