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Dr. Joseph Jennings, MD

Washington, DC

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Jennings, Gastroenterologist in Washington, DC?

    Dr. Joseph Jennings, MD is a Gastroenterologist, who primarily practices in Washington, DC with 2 additional practice locations. Dr. Jennings is fluent in English and Spanish, and is currently seeing new patients. Dr. Jennings’s practice accepts Kaiser Permanente, Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Jennings’s office at (202) 444-8168.

    What languages does Dr. Jennings speak?

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

    • English

    • Spanish

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

    As a Gastroenterologist, Dr. Jennings 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. Jennings. 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:

    • 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:

    • Iron Deficiency Anemia
    • Anemia
    • Iron
    • Anemia from Iron Lack
    • Low Iron Anemia
    • Sideropenic Anemia

    ICD-10 Codes:

    • D509: Iron deficiency anemia, unspecified

    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:

    • Dark, Tarry Stools (Melena)
    • Gastrointestinal Bleeding
    • Melena
    • Black Stools
    • Upper GI Bleed Signs

    ICD-10 Codes:

    • K921: Melena

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

    As a Gastroenterologist, Dr. Jennings 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. Jennings. 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:

    • 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:

    • Small Intestine Endoscopy with Biopsy
    • Small Intestine Endoscopy to Stop Bleeding
    • Enteroscopy with Biopsy
    • Small Bowel Endoscopy
    • Intestinal Biopsy (Endoscopic)
    • Enteroscopy with Bleeding Control
    • Small Bowel Endoscopy for Bleeding
    • Deep Enteroscopy
    • Intestinal Bleeding Treatment Endoscopy

    CPT Codes:

    • 44361: Small intestinal endoscopy, enteroscopy beyond second portion of duodenum, not including ileum; with biopsy, single or multiple
    • 44366: Small intestinal endoscopy, enteroscopy beyond second portion of duodenum, not including ileum; with control of bleeding (eg, injection, bipolar cautery, unipolar cautery, laser, heater probe, stapler, plasma coagulator)

    Also known as:

    • Capsule Endoscopy
    • Pill Camera
    • Wireless Capsule Endoscopy
    • Small Bowel Capsule Endoscopy
    • Intestinal Imaging Pill

    CPT Codes:

    • 91110: Gastrointestinal tract imaging, intraluminal (eg, capsule endoscopy), esophagus through ileum, with interpretation and report

    Does Dr. Jennings accept my insurance?

    Dr. Jennings accepts most major insurance plans. Important: Please call our office at (202) 444-8168 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Jennings accept in Washington, DC?

    Dr. Jennings in Washington, DC accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • BCBS Unspecified

    • CareFirst BlueCross BlueShield

    • Cigna Group

    • CVS Health (formerly Aetna)

    • Federal government of the United States

    • Independence Health Group

    • Medicare

    • MedStar Health

    • UnitedHealth Group

    • Unknown

    View All Insurances

    Where is Dr. Jennings' office located?

    Dept Of Medicine

    3800 Reservoir Rd NW

    Washington, DC 20007

    (202) 444-8168

    Get Directions

    Medstar At Lafayette Centre

    1133 21st St NW

    Washington, DC 20036

    Get Directions

    Dr. Joseph Jennings' Practice 3

    3300 Gallows Rd

    Falls Church, VA 22042

    Get Directions

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

    Dr. Jennings's National Provider Identifier (NPI) number is 1538435714.

    What common questions do patients ask about Dr. Jennings?

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

    What is Dr. Joseph Jennings's specialty?

    Dr. Jennings is a Gastroenterologist near Washington, DC.

    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. Joseph Jennings affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Jennings is affiliated with Medstar Georgetown University Hospital 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

    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 Joseph Jennings accepting new patients in Washington, DC?

    Yes, Dr. Joseph Jennings is accepting new patients at this time.

    Does Dr. Joseph Jennings offer online booking?

    Please contact Dr. Jennings's office at (202) 444-8168 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Joseph Jennings?

    Please contact Dr. Jennings's office at (202) 444-8168 for information regarding telehealth appointment availability or for scheduling assistance.

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