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Dr. Vivian Hayashi, MD

New York, NY

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Hayashi, Internist in New York, NY?

    Dr. Vivian Hayashi, MD is an Internist, who primarily practices in New York, NY. She is board certified. Dr. Hayashi is fluent in English, and is currently seeing new patients. Dr. Hayashi’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Hayashi’s office at (212) 686-7500.

    Is Dr. Hayashi board certified as an Internist?

    Yes, Dr. Vivian Hayashi, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Hayashi speak?

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

    • English

    What conditions does Dr. Hayashi treat?

    As an Internist, Dr. Hayashi 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. Hayashi. 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:

    • Type 2 Diabetes
    • Diabetes Type 2
    • Type 2 diabetes
    • Diabetes Mellitus Type 2
    • Adult-Onset Diabetes
    • Non-Insulin Dependent Diabetes

    ICD-10 Codes:

    • E119: Type 2 diabetes mellitus without complications

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Obstructive Sleep Apnea
    • Sleep Apnea
    • Obstructive sleep apnea
    • OSA
    • Blocked airway during sleep
    • Snoring and gasping during sleep

    ICD-10 Codes:

    • G4733: Obstructive sleep apnea (adult) (pediatric)

    Also known as:

    • Prediabetes
    • Insulin Resistance & Prediabetes
    • Borderline diabetes
    • Insulin resistance
    • High blood sugar (not yet diabetes)

    ICD-10 Codes:

    • R7303: Prediabetes

    Also known as:

    • Immunization Visit
    • Vaccines
    • Vaccination appointment
    • Shot visit
    • Immunization encounter

    ICD-10 Codes:

    • Z23: Encounter for immunization

    Also known as:

    • High Cholesterol
    • Cholesterol
    • Triglycerides
    • Hyperlipidemia
    • High lipids
    • Dyslipidemia

    ICD-10 Codes:

    • E785: Hyperlipidemia, unspecified

    Which procedures does Dr. Hayashi perform as an Internist?

    As an Internist, procedures performed by Dr. Vivian Hayashi may include:

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

    Does Dr. Hayashi accept my insurance?

    Dr. Hayashi accepts most major insurance plans. Important: Please call our office at (212) 686-7500 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Hayashi accept in New York, NY?

    Dr. Hayashi in New York, NY accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • ArcBest Corporation

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • EmblemHealth

    • Express Scripts

    • HealthComp

    • Medicare

    • State of Tennessee

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Hayashi's office located?

    Dr. Vivian Hayashi's Primary Practice

    423 E 23rd St

    New York, NY 10010

    (212) 686-7500

    Get Directions

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

    Dr. Hayashi's National Provider Identifier (NPI) number is 1275559403.

    What common questions do patients ask about Dr. Hayashi?

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

    What is Dr. Vivian Hayashi's specialty?

    Dr. Hayashi is a Internist near New York, NY.

    A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

    Contact Dr. Hayashi to book an appointment today.

    Is this Dr. Vivian Hayashi affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Hayashi is affiliated with NYU Langone Health - Tisch 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 Internist?

    Explore Internist 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 Vivian Hayashi accepting new patients in New York, NY?

    Yes, Dr. Vivian Hayashi is accepting new patients at this time.

    Does Dr. Vivian Hayashi offer online booking?

    Please contact Dr. Hayashi's office at (212) 686-7500 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Vivian Hayashi?

    Please contact Dr. Hayashi's office at (212) 686-7500 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Vivian Hayashi have?

    Dr. Vivian Hayashi is certified by the American Board of Internal Medicine.

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