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Dr. Daniel O'brien

Rolling Hills Estates, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. O'brien, Internist in Rolling Hills Estates, CA?

    Dr. Daniel O'brien is an Internist, who primarily practices in Rolling Hills Estates, CA with 2 additional practice locations. He is board certified. Dr. O'brien is fluent in English, and is currently seeing new patients. Dr. O'brien’s practice accepts Cigna, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. O'brien’s office at (310) 303-3953.

    What languages does Dr. O'brien speak?

    Dr. O'brien and their clinical team can communicate with patients in the following languages:

    • English

    What conditions does Dr. O'brien treat?

    As a Internist, Dr. O'brien 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. O'brien. 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:

    • Heart Palpitations
    • Arrhythmia
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart

    ICD-10 Codes:

    • R002: Palpitations

    Also known as:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Hardening of the Arteries in the Heart without Chest Pain
    • Atherosclerosis
    • Coronary Artery Disease
    • Silent Coronary Artery Disease
    • Asymptomatic Atherosclerosis

    ICD-10 Codes:

    • I2510: Atherosclerotic heart disease of native coronary artery without angina pectoris

    Also known as:

    • Dizziness
    • Dizziness and Vertigo
    • Lightheadedness
    • Giddiness
    • Vertigo

    ICD-10 Codes:

    • R42: Dizziness and giddiness

    Also known as:

    • Chest Pain
    • Chest discomfort
    • Thoracic pain
    • Upper body pain

    ICD-10 Codes:

    • R079: Chest pain, unspecified

    Also known as:

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

    ICD-10 Codes:

    • E785: Hyperlipidemia, unspecified

    Also known as:

    • Fainting
    • Syncope
    • Passing out
    • Collapse

    ICD-10 Codes:

    • R55: Syncope and collapse

    Also known as:

    • Pre-Procedure Heart Examination
    • Pre-Surgery Cardiac Checkup
    • Heart Health Assessment (Before Procedure)
    • Cardiovascular Clearance Exam

    ICD-10 Codes:

    • Z01810: Encounter for preprocedural cardiovascular examination

    Which procedures does Dr. O'brien perform as a Internist?

    As a Internist, procedures performed by an Dr. Daniel O'brien may include:

    For detailed information, please contact Dr. O'brien's office.

    Does Dr. O'brien accept my insurance?

    Dr. O'brien accepts most major insurance plans. Important: Please call our office at (310) 303-3953 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. O'brien accept in Rolling Hills Estates, CA?

    Dr. O'brien in Rolling Hills Estates, 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

    • Blue Shield of California

    • Centene

    • Cigna

    • City of Los Angeles

    • Crown Cork and Seal Company

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. O'brien's office located?

    Dr. Daniel O'brien's Primary Practice

    501 Deep Valley Dr Ste 100

    Rolling Hills Estates, CA 90274

    (310) 303-3953

    Get Directions

    Dr. Daniel O'brien's Practice 2

    650 Charles E Young Dr S

    Los Angeles, CA 90095

    Get Directions

    Dr. Daniel O'brien's Practice 3

    200 UCLA Medical Plz Ste 420

    Los Angeles, CA 90095

    Get Directions

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

    Dr. O'brien's National Provider Identifier (NPI) number is 1023512431.

    What common questions do patients ask about Dr. O'brien?

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

    What is Dr. Daniel O'brien's specialty?

    Dr. O'brien is a Internist near Rolling Hills Estates, CA.

    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. O'brien to book an appointment today.

    Is this Dr. Daniel O'brien affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. O'brien is affiliated with Ronald Reagan UCLA Medical Center, Torrance Memorial 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

    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 Daniel O'brien accepting new patients in Rolling Hills Estates, CA?

    Yes, Dr. Daniel O'brien is accepting new patients at this time.

    Does Dr. Daniel O'brien offer online booking?

    Please contact Dr. O'brien's office at (310) 303-3953 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Daniel O'brien?

    Please contact Dr. O'brien's office at (310) 303-3953 for information regarding telehealth appointment availability or for scheduling assistance.

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