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Dr. Matthew Callahan, MD

San Diego, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Callahan, Hospitalist in San Diego, CA?

    Dr. Matthew Callahan, MD is a Hospitalist, who primarily practices in San Diego, CA. Dr. Callahan is fluent in English, and is currently seeing new patients. Dr. Callahan’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Callahan’s office at (619) 260-7125.

    What languages does Dr. Callahan speak?

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

    • English

    What conditions does a Hospitalist like Dr. Callahan typically treat?

    As a Hospitalist, Dr. Callahan 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. Callahan. 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:

    • Sepsis
    • Blood Poisoning
    • Septicemia
    • Systemic Bacterial Infection

    ICD-10 Codes:

    • A419: Sepsis, unspecified organism

    Also known as:

    • Pneumonia
    • Lung Infection
    • Chest Infection
    • Pneumonitis

    ICD-10 Codes:

    • J189: Pneumonia, unspecified organism

    Also known as:

    • High Blood Pressure Heart and Kidney Disease with Heart Failure
    • Chronic Kidney Disease
    • Heart Failure
    • High Blood Pressure
    • Hypertensive Cardiorenal Syndrome
    • Heart and Kidney Failure from High Blood Pressure

    ICD-10 Codes:

    • I130: Hypertensive heart and chronic kidney disease with heart failure and stage 1 through stage 4 chronic kidney disease, or unspecified chronic kidney disease

    Also known as:

    • COPD Flare-Up
    • COPD
    • COPD Exacerbation
    • Chronic Obstructive Pulmonary Disease Flare-Up
    • Worsening COPD
    • COPD Attack

    ICD-10 Codes:

    • J441: Chronic obstructive pulmonary disease with (acute) exacerbation

    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:

    • Ischemic Stroke
    • Brain Attack
    • Cerebral Infarction
    • Brain Ischemia

    ICD-10 Codes:

    • I639: Cerebral infarction, unspecified

    Also known as:

    • Acute Kidney Failure
    • Kidney Failure
    • Acute Renal Failure
    • Sudden Kidney Failure

    ICD-10 Codes:

    • N179: Acute kidney failure, unspecified

    Also known as:

    • Fainting
    • Syncope
    • Passing out
    • Collapse

    ICD-10 Codes:

    • R55: Syncope and collapse

    What procedures does a Hospitalist like Dr. Callahan typically perform?

    As a Hospitalist, procedures performed by Dr. Matthew Callahan may include:

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

    Does Dr. Callahan accept my insurance?

    Dr. Callahan accepts most major insurance plans. Important: Please call our office at (619) 260-7125 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Callahan accept in San Diego, CA?

    Dr. Callahan in San Diego, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Alignment Healthcare

    • All Other Third Party

    • Centene Corporation

    • Community Health Group

    • Humana

    • Medicare

    • Molina Healthcare

    • Other Support Agencies/Consultants

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Callahan's office located?

    Mer 127

    4077 5th Ave

    San Diego, CA 92103

    (619) 260-7125

    Get Directions

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

    Dr. Callahan's National Provider Identifier (NPI) number is 1083901839.

    What common questions do patients ask about Dr. Callahan?

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

    What is Dr. Matthew Callahan's specialty?

    Dr. Callahan is a Hospitalist near San Diego, CA.

    What does a Hospitalist do?

    Hospitalists are physicians dedicated primarily to the general medical care of hospitalized patients. Their roles encompass patient care, education, research, and leadership within the field of Hospital Medicine. The term "hospitalist" specifically refers to physicians who focus on delivering care to patients during their hospital stays.

    Is this Dr. Matthew Callahan affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Callahan is affiliated with Scripps Mercy Hospital San Diego, Sharp Grossmont Hospital, Palomar Medical Center Escondido, Tri-City Medical Center, Jacobs Medical Center At Uc San Diego Health, Sharp Chula Vista 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 a Hospitalist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Hospitalist. 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 Matthew Callahan accepting new patients in San Diego, CA?

    Yes, Dr. Matthew Callahan is accepting new patients at this time.

    Does Dr. Matthew Callahan offer online booking?

    Please contact Dr. Callahan's office at (619) 260-7125 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Matthew Callahan?

    Please contact Dr. Callahan's office at (619) 260-7125 for information regarding telehealth appointment availability or for scheduling assistance.

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