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Dr. Mark Louden, MD

Fullerton, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Louden, Emergency Medicine Specialist in Fullerton, CA?

    Dr. Mark Louden, MD is an Emergency Medicine Specialist, who primarily practices in Fullerton, CA with 2 additional practice locations. He is board certified. Dr. Louden is fluent in English, and is currently seeing new patients. Dr. Louden’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Louden’s office at (305) 689-5464.

    What languages does Dr. Louden speak?

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

    • English

    What conditions does Dr. Louden treat?

    As a Emergency Medicine Specialist, Dr. Louden 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. Louden. 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:

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

    ICD-10 Codes:

    • I10: Essential (primary) hypertension

    Also known as:

    • Fast Heartbeat
    • Atrial Fibrillation
    • Heart Palpitations
    • Arrhythmia
    • Tachycardia
    • Rapid heart rate
    • Racing heart
    • Afib
    • A-fib
    • Irregular heart rhythm
    • Skipped Heartbeat
    • Fluttering Heart
    • Pounding Heart

    ICD-10 Codes:

    • R000: Tachycardia, unspecified
    • I4891: Unspecified atrial fibrillation
    • R002: Palpitations

    Also known as:

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

    ICD-10 Codes:

    • R072: Precordial pain
    • R079: Chest pain, unspecified

    Also known as:

    • Shortness of Breath
    • Breathing Problems
    • Difficulty breathing
    • Breathlessness
    • Dyspnea

    ICD-10 Codes:

    • R0602: Shortness of breath

    Also known as:

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

    ICD-10 Codes:

    • R0789: Other chest pain

    Also known as:

    • Exposure to COVID-19
    • COVID-19 (Coronavirus Disease 2019)
    • COVID-19 contact
    • Suspected coronavirus exposure
    • SARS-CoV-2 exposure

    ICD-10 Codes:

    • Z20822: Contact with and (suspected) exposure to COVID-19

    Also known as:

    • Widespread Abdominal Pain
    • Upper Middle Abdominal Pain
    • Abdominal Pain
    • General stomach pain
    • Overall belly pain
    • Diffuse abdominal pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain

    ICD-10 Codes:

    • R1084: Generalized abdominal pain
    • R1013: Epigastric pain

    Also known as:

    • Urinary Tract Infection
    • UTI
    • Bladder infection
    • Kidney infection
    • Urine infection

    ICD-10 Codes:

    • N390: Urinary tract infection, site not specified

    Also known as:

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

    ICD-10 Codes:

    • R42: Dizziness and giddiness

    Also known as:

    • Muscle Weakness
    • Muscle Disorder
    • Loss of strength
    • Fatigue
    • Muscle fatigue

    ICD-10 Codes:

    • R531: Weakness

    Also known as:

    • Fainting
    • Syncope
    • Passing out
    • Collapse

    ICD-10 Codes:

    • R55: Syncope and collapse

    Also known as:

    • COVID-19
    • COVID-19 (Coronavirus Disease 2019)
    • Coronavirus Disease 2019
    • SARS-CoV-2 Infection
    • Novel Coronavirus

    ICD-10 Codes:

    • U071: COVID-19

    Also known as:

    • Headache
    • Head pain
    • Cephalalgia
    • Tension headache

    ICD-10 Codes:

    • R519: Headache, unspecified

    Also known as:

    • Nausea and Vomiting
    • Feeling Sick and Throwing Up
    • Stomach Flu Symptoms
    • Queasy and Vomiting

    ICD-10 Codes:

    • R112: Nausea with vomiting, unspecified

    Also known as:

    • Low Back Pain
    • Back Pain
    • Lumbago
    • Lower Back Ache
    • Backache

    ICD-10 Codes:

    • M5450: Low back pain, unspecified

    Also known as:

    • Common Cold
    • Upper Respiratory Infection
    • Head Cold
    • Cold Symptoms

    ICD-10 Codes:

    • J069: Acute upper respiratory infection, unspecified

    Which procedures does Dr. Louden perform as a Emergency Medicine Specialist?

    As a Emergency Medicine Specialist, procedures performed by an Dr. Mark Louden may include:

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

    Does Dr. Louden accept my insurance?

    Dr. Louden accepts most major insurance plans. Important: Please call our office at (305) 689-5464 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Louden accept in Fullerton, CA?

    Dr. Louden in Fullerton, 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

    • CalOptima

    • Centene

    • City of Los Angeles

    • Elevance Health Inc. (formerly Anthem)

    • Kaiser Permanente

    • Medicare

    • St. Joseph Health System (CA)

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Louden's office located?

    Dr. Mark Louden's Primary Practice

    101 E Valencia Mesa Dr

    Fullerton, CA 92835

    (305) 689-5464

    Get Directions

    Dr. Mark Louden's Practice 2

    4101 Torrance Blvd

    Torrance, CA 90503

    Get Directions

    Dr. Mark Louden's Practice 3

    36485 Inland Valley Dr

    Wildomar, CA 92595

    Get Directions

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

    Dr. Louden's National Provider Identifier (NPI) number is 1750368577.

    What common questions do patients ask about Dr. Louden?

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

    What is Dr. Mark Louden's specialty?

    Dr. Louden is a Emergency Medicine Specialist near Fullerton, CA. 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. Louden to book an appointment today.

    Is this Dr. Mark Louden affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Louden is affiliated with Providence St. Jude Medical Center, Providence St. Jude Medical Center, Pih Health Good Samaritan Hospital, Providence St. Jude Medical Center, Kaiser Permanente Orange County - Anaheim Medical Center, Providence Little Company Of Mary Medical Center Torrance 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 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 Mark Louden accepting new patients in Fullerton, CA?

    Yes, Dr. Mark Louden is accepting new patients at this time.

    Does Dr. Mark Louden offer online booking?

    Please contact Dr. Louden's office at (305) 689-5464 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Mark Louden?

    Please contact Dr. Louden's office at (305) 689-5464 for information regarding telehealth appointment availability or for scheduling assistance.

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