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Dr. Joseph Onyiah, MD

Denver, CO

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Onyiah, Gastroenterologist in Denver, CO?

    Dr. Joseph Onyiah, MD is a Gastroenterologist, who primarily practices in Denver, CO with 2 additional practice locations. He is board certified. Dr. Onyiah is fluent in English, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Onyiah’s office.

    Is Dr. Onyiah board certified as a Gastroenterologist?

    Yes, Dr. Joseph Onyiah, MD is board certified by the American Board of Internal Medicine

    What languages does Dr. Onyiah speak?

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

    • English

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

    As a Gastroenterologist, Dr. Onyiah 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. Onyiah. 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:

    • Ulcerative Colitis
    • Colitis
    • Inflammatory Bowel Disease (IBD)
    • Chronic Colitis

    ICD-10 Codes:

    • K5190: Ulcerative colitis, unspecified, without complications

    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. Onyiah typically perform?

    As a Gastroenterologist, Dr. Onyiah 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. Onyiah. 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:

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

    CPT Codes:

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

    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 Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample

    CPT Codes:

    • 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)

    Does Dr. Onyiah accept my insurance?

    Dr. Onyiah accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Onyiah accept in Denver, CO?

    Dr. Onyiah in Denver, CO accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Unknown

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    Where is Dr. Onyiah's office located?

    Ste

    777 Bannock St

    Denver, CO 80204

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    Uchealth Anschutz Medical Campus

    13123 E 16th Ave

    Aurora, CO 80045

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    Dr. Joseph Onyiah's Practice 3

    1665 Aurora Ct

    Aurora, CO 80045

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

    Dr. Onyiah's National Provider Identifier (NPI) number is 1508032749.

    What common questions do patients ask about Dr. Onyiah?

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

    What is Dr. Joseph Onyiah's specialty?

    Dr. Onyiah is a Gastroenterologist near Denver, CO.

    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 Onyiah affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Onyiah is affiliated with Uchealth University Of Colorado 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 Onyiah accepting new patients in Denver, CO?

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

    Does Dr. Joseph Onyiah offer online booking?

    Please contact Dr. Onyiah's office for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Joseph Onyiah?

    Please contact Dr. Onyiah's office for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Joseph Onyiah have?

    Dr. Joseph Onyiah is certified by the American Board of Internal Medicine.

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