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Dr. William Gallahan, MD

Dr. William Gallahan, MD

North Chesterfield, VA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Gallahan, Internist in North Chesterfield, VA?

    Dr. William Gallahan, MD is an Internist, who primarily practices in North Chesterfield, VA. He is board certified. Dr. Gallahan is fluent in English and Spanish, and is currently seeing new patients. Dr. Gallahan’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Gallahan’s office at (804) 560-9840.

    Is Dr. Gallahan board certified as an Internist?

    Yes, Dr. William Gallahan, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Gallahan speak?

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

    • English

    • Spanish

    What conditions does an Internist like Dr. Gallahan typically treat?

    As an Internist, Dr. Gallahan 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. Gallahan. 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 here.

    Also known as:

    • Colon Cancer Screening
    • Health Screening
    • Colorectal Cancer Screening (PDQ®)
    • Screening Tests to Detect Colorectal Cancer and Polyps
    • Tests to Detect Colorectal Cancer and Polyps
    • Colorectal Cancer Screening
    • Colonoscopy Screening
    • Bowel Cancer Screening

    ICD-10 Codes:

    • Z1211: Encounter for screening for malignant neoplasm of colon

    Also known as:

    • Colon Polyps
    • Colonic Polyps
    • Colorectal Polyps
    • Intestinal Polyps
    • Bowel Polyps

    ICD-10 Codes:

    • Z86010: Personal history of colon polyps

    Also known as:

    • Heartburn
    • Acid Reflux
    • Indigestion
    • GERD Symptoms

    ICD-10 Codes:

    • R12: Heartburn

    Also known as:

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

    ICD-10 Codes:

    • R1013: Epigastric pain

    Also known as:

    • Difficulty Swallowing
    • Swallowing Disorder
    • Dysphagia
    • Trouble swallowing
    • Painful swallowing

    ICD-10 Codes:

    • R1310: Dysphagia, unspecified

    What procedures does an Internist like Dr. Gallahan typically perform?

    As an Internist, Dr. Gallahan performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Gallahan. 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 here.

    Also known as:

    • Colonoscopy with Polyp Removal
    • Colonoscopy with Biopsy
    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision
    • Flexible Colonoscopy
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening

    CPT Codes:

    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Also known as:

    • Upper Endoscopy with Biopsy
    • Biopsy
    • Endoscopy
    • EGD with Biopsy
    • Gastroscopy with Biopsy
    • Esophagogastroduodenoscopy with Biopsy

    CPT Codes:

    • 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple

    Also known as:

    • Diagnostic Upper Endoscopy with Biopsy
    • EGD with Esophageal Balloon Dilation
    • EGD with Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample
    • Upper Endoscopy with Esophageal Dilation
    • Flexible Esophagoscopy with Balloon
    • EGD with Balloon Widening

    CPT Codes:

    • 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)

    Also known as:

    • Upper Endoscopy with Ultrasound (EUS)
    • EGD with endoscopic ultrasound
    • Esophageal ultrasound
    • Stomach ultrasound endoscopy
    • Duodenal ultrasound endoscopy

    CPT Codes:

    • 43259: Esophagogastroduodenoscopy, flexible, transoral; with endoscopic ultrasound examination, including the esophagus, stomach, and either the duodenum or a surgically altered stomach where the jejunum is examined distal to the anastomosis

    Does Dr. Gallahan accept my insurance?

    Dr. Gallahan accepts most major insurance plans. Important: Please call our office at (804) 560-9840 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Gallahan accept in North Chesterfield, VA?

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

    Top Insurances

    • All Other Third Party

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Federal government of the United States

    • Humana

    • Medicare

    • State of Virginia

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Gallahan's office located?

    Dr. William Gallahan's Primary Practice

    223 Wadsworth Dr

    North Chesterfield, VA 23236

    (804) 560-9840

    Get Directions

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

    Dr. Gallahan's National Provider Identifier (NPI) number is 1508040213.

    What common questions do patients ask about Dr. Gallahan?

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

    What is Dr. William Gallahan's specialty?

    Dr. Gallahan is a Internist near North Chesterfield, VA.

    What does an Internist do?

    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.

    Is this Dr. William Gallahan affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Gallahan is affiliated with Johnston-Willis Hospital, Bon Secours St. Francis Medical Center, Bon Secours St. Mary's Hospital, Sentara Norfolk General Hospital, Hca Chippenham 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 an Internist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see an Internist. 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 William Gallahan accepting new patients in North Chesterfield, VA?

    Yes, Dr. William Gallahan is accepting new patients at this time.

    Does Dr. William Gallahan offer online booking?

    Please contact Dr. Gallahan's office at (804) 560-9840 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with William Gallahan?

    Please contact Dr. Gallahan's office at (804) 560-9840 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. William Gallahan have?

    Dr. William Gallahan is certified by the American Board of Internal Medicine.

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