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Dr. Margaret Lewis

Gastroenterologist

Malvern, PA

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Lewis, Gastroenterologist in Malvern, PA?

    Dr. Margaret Lewis is a Gastroenterologist, who primarily practices in Malvern, PA with 1 additional practice location. Dr. Lewis is fluent in English, and is not currently seeing new patients. Dr. Lewis’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Lewis’s office at (610) 644-6755.

    What languages does Dr. Lewis speak?

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

    • English

    What conditions does a Gastroenterologist like Dr. Lewis typically treat?

    As a Gastroenterologist, Dr. Lewis 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. Lewis. 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:

    • Acid Reflux
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis

    Also known as:

    • Constipation
    • Difficulty Passing Stool
    • Infrequent Bowel Movements
    • Hard Stools

    ICD-10 Codes:

    • K5900: Constipation, unspecified

    Also known as:

    • Change in Bowel Habits
    • Bowel Movement
    • Altered Bowel Habits
    • Irregular Bowel Movements
    • Changes in Pooping

    ICD-10 Codes:

    • R194: Change in bowel habit

    Also known as:

    • Upper Middle Abdominal Pain
    • Abdominal Pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain

    ICD-10 Codes:

    • R1013: Epigastric pain

    What procedures does a Gastroenterologist like Dr. Lewis typically perform?

    As a Gastroenterologist, procedures performed by Dr. Margaret Lewis may include:

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

    Does Dr. Lewis accept my insurance?

    Dr. Lewis accepts most major insurance plans. Important: Please call our office at (610) 644-6755 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Lewis accept in Malvern, PA?

    Dr. Lewis in Malvern, PA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Highmark Health

    • Humana

    • Independence Health Group

    • Medicare

    • State of Pennsylvania

    • UMR Administered Payer

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Lewis' office located?

    Dr. Margaret Lewis' Primary Practice

    325 Central Ave Ste 200

    Malvern, PA 19355

    (610) 644-6755

    Get Directions

    Dr. Margaret Lewis' Practice 2

    1991 Sproul Rd Ste 230

    Broomall, PA 19008

    Get Directions

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

    Dr. Lewis's National Provider Identifier (NPI) number is 1740991389.

    What common questions do patients ask about Dr. Lewis?

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

    What is Dr. Margaret Lewis's specialty?

    Dr. Lewis is a Gastroenterologist near Malvern, PA.

    What does a Gastroenterologist do?

    An internist focused on diagnosing and treating disorders of the digestive system, encompassing the stomach, intestines, liver, and gallbladder. This specialist manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice, and performs intricate diagnostic and therapeutic procedures using endoscopes to examine internal organs.

    Is Dr. Margaret Lewis affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Lewis is affiliated with Paoli Hospital, Riddle Hospital, Lankenau Medical Center, Bryn Mawr Hospital, Phoenixville Hospital, Jefferson Einstein Montgomery Hospital 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 Gastroenterologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Gastroenterologist. 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 Dr. Margaret Lewis accepting new patients in Malvern, PA?

    No, Dr. Margaret Lewis is not accepting new patients at this time.

    Does Dr. Margaret Lewis offer online booking?

    Please contact Dr. Lewis' office at (610) 644-6755 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Dr. Margaret Lewis?

    Please contact Dr. Lewis' office at (610) 644-6755 to schedule an appointment.

    Where is Dr. Lewis' office located?

    Dr. Lewis' offices are located in Malvern, PA and Broomall, PA.