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Dr. Thomas Abernathy, MD

Columbia, MD

20 Years of Experience

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Abernathy, Gastroenterologist in Columbia, MD?

    Dr. Thomas Abernathy, MD is a Gastroenterologist, who primarily practices in Columbia, MD with 2 additional practice locations. He has been practicing for over 20 years and is board certified. Dr. Abernathy graduated from Pennsylvania State Univ College of Medicine. Dr. Abernathy is fluent in English, and is currently seeing new patients. Dr. Abernathy’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Abernathy’s office at (410) 247-7500.

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

    • Medical School: Pennsylvania State Univ College of Medicine

    Is Dr. Abernathy board certified as a Gastroenterologist?

    Yes, Dr. Thomas Abernathy, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Abernathy speak?

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

    • English

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

    As a Gastroenterologist, Dr. Abernathy 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. Abernathy. 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:

    • 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:

    • Chronic Stomach Inflammation
    • Stomach Disorder
    • Gastritis & Gastropathy
    • Chronic gastritis
    • Long-term stomach inflammation
    • Persistent stomach lining inflammation

    ICD-10 Codes:

    • K2950: Unspecified chronic gastritis without bleeding

    Also known as:

    • Rectal Bleeding
    • Gastrointestinal Bleeding
    • Gastrointestinal (GI) Bleeding
    • Anal Bleeding
    • Blood in Stool
    • Lower GI Bleed

    ICD-10 Codes:

    • K625: Hemorrhage of anus and rectum

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

    As a Gastroenterologist, Dr. Abernathy 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. Abernathy. 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 Biopsy
    • Colonoscopy with Polyp Removal
    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening

    CPT Codes:

    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
    • 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:

    • Colonoscopy with Injections
    • Flexible Sigmoidoscopy with Biopsy
    • EGD with Esophageal Balloon Dilation
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy with Injection
    • Colon Scope with Medication
    • Therapeutic Colonoscopy
    • Sigmoid Colon Scope with Biopsy
    • Lower Endoscopy with Tissue Sample
    • Flexible Sigmoidoscopy and Biopsy
    • Rectum and Lower Colon Exam
    • Upper Endoscopy with Esophageal Dilation
    • Flexible Esophagoscopy with Balloon
    • EGD with Balloon Widening

    CPT Codes:

    • 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
    • 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
    • 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)

    Does Dr. Abernathy accept my insurance?

    Dr. Abernathy accepts most major insurance plans. Important: Please call our office at (410) 247-7500 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Abernathy accept in Columbia, MD?

    Dr. Abernathy in Columbia, MD accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • CareFirst BlueCross BlueShield

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Johns Hopkins Health System

    • Medicare

    • Riverside Health

    • State of Maryland

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Abernathy's office located?

    Dr. Thomas Abernathy's Primary Practice

    10710 Charter Dr Ste 110

    Columbia, MD 21044

    (410) 247-7500

    Get Directions

    Dr. Thomas Abernathy's Practice 2

    1220C E Joppa Rd

    Towson, MD 21286

    Get Directions

    Dr. Thomas Abernathy's Practice 3

    700 Geipe Rd Ste 230

    Catonsville, MD 21228

    Get Directions

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

    Dr. Abernathy's National Provider Identifier (NPI) number is 1538105697.

    What common questions do patients ask about Dr. Abernathy?

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

    What is Dr. Thomas Abernathy's specialty?

    Dr. Abernathy is a Gastroenterologist near Columbia, MD.

    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 this Dr. Thomas Abernathy affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Abernathy is affiliated with Ascension Saint Agnes Hospital, Medstar Harbor Hospital, Johns Hopkins Howard County 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 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 Thomas Abernathy accepting new patients in Columbia, MD?

    Yes, Dr. Thomas Abernathy is accepting new patients at this time.

    Does Dr. Thomas Abernathy offer online booking?

    Please contact Dr. Abernathy's office at (410) 247-7500 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Thomas Abernathy?

    Please contact Dr. Abernathy's office at (410) 247-7500 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Thomas Abernathy have?

    Dr. Thomas Abernathy is certified by the American Board of Internal Medicine.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>