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Dr. Joan Shaffer, MD

Dr. Joan Shaffer, MD

Chesterfield, MO

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Shaffer, Critical Care Internist in Chesterfield, MO?

    Dr. Joan Shaffer, MD is a Critical Care Internist, who primarily practices in Chesterfield, MO with 1 additional practice location. She is board certified. Dr. Shaffer completed her residency at St Johns Mercy Med Ctr, Critical Care Medicine-Internal Medicine; Carolinas Med Ctr, Internal Medicine. Dr. Shaffer is fluent in English, and is currently seeing new patients. Dr. Shaffer’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Shaffer’s office at (636) 237-4700.

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

    • Residency: St Johns Mercy Med Ctr, Critical Care Medicine-Internal Medicine; Carolinas Med Ctr, Internal Medicine | Charlotte Meml | Mercy Hospital - St. Louis, MO - Critical Care Medicine

    Is Dr. Shaffer board certified as a Critical Care Internist?

    Yes, Dr. Joan Shaffer, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Shaffer speak?

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

    • English

    What conditions does Dr. Shaffer treat?

    As a Critical Care Internist, Dr. Shaffer 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. Shaffer. 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:

    • Acute Respiratory Failure with Low Oxygen
    • Respiratory Failure
    • Sudden lung failure with low oxygen
    • Hypoxic respiratory failure
    • Acute breathing failure with hypoxia

    ICD-10 Codes:

    • J9601: Acute respiratory failure with hypoxia

    Which procedures does Dr. Shaffer perform as a Critical Care Internist?

    As a Critical Care Internist, procedures performed by Dr. Joan Shaffer may include:

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

    Does Dr. Shaffer accept my insurance?

    Dr. Shaffer accepts most major insurance plans. Important: Please call our office at (636) 237-4700 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Shaffer accept in Chesterfield, MO?

    Dr. Shaffer in Chesterfield, MO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Medicare

    • State of Tennessee

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    Where is Dr. Shaffer's office located?

    Dr. Joan Shaffer's Primary Practice

    15740 South Outer 40 Rd

    Chesterfield, MO 63017

    (636) 237-4700

    Get Directions

    Dr. Joan Shaffer's Practice 2

    621 S New Ballas Rd Ste 4006B

    Saint Louis, MO 63141

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

    Dr. Shaffer's National Provider Identifier (NPI) number is 1568429801.

    What common questions do patients ask about Dr. Shaffer?

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

    What is Dr. Joan Shaffer's specialty?

    Dr. Shaffer is a Critical Care Internist near Chesterfield, MO. An internist specializing in the diagnosis, treatment, and support of patients with multiple organ dysfunction. This specialist may hold administrative responsibilities within intensive care units and plays a key role in facilitating and coordinating patient care among primary physicians, critical care staff, and other specialists. Contact Dr. Shaffer to book an appointment today.

    Is this Dr. Joan Shaffer affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Shaffer is affiliated with Mercy Hospital St. Louis 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 Critical Care Internist?

    Explore Critical Care 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 Joan Shaffer accepting new patients in Chesterfield, MO?

    Yes, Dr. Joan Shaffer is accepting new patients at this time.

    Does Dr. Joan Shaffer offer online booking?

    Please contact Dr. Shaffer's office at (636) 237-4700 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Joan Shaffer?

    Please contact Dr. Shaffer's office at (636) 237-4700 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Joan Shaffer have?

    Dr. Joan Shaffer is certified by the American Board of Internal Medicine.

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