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Dr. Larry Siu, MD

Dr. Larry Siu, MD

West Orange, NJ

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Siu, Gastroenterologist in West Orange, NJ?

    Dr. Larry Siu, MD is a Gastroenterologist, who primarily practices in West Orange, NJ with 2 additional practice locations. He is board certified. Dr. Siu is fluent in English and Chinese, and is currently seeing new patients. Dr. Siu’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Siu’s office.

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

    • Medical School: State University of New York Downstate College of Medicine

    What languages does Dr. Siu speak?

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

    • Chinese

    • English

    What conditions does Dr. Siu treat?

    As a Gastroenterologist, Dr. Siu 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. Siu. 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.

    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
    • Bowel polyps
    • Intestinal polyps

    ICD-10 Codes:

    • K635: Polyp of colon

    Also known as:

    • Acid Reflux
    • GERD with Esophagitis
    • GERD
    • Acid Reflux (GER & GERD) in Adults
    • Acid Reflux (GER & GERD) in Children
    • Acid Reflux (GER & GERD) in Infants
    • Eosinophilic Esophagitis
    • Gastroesophageal Reflux
    • Heartburn
    • Indigestion
    • Reflux Esophagitis
    • Acid Reflux Esophagus Inflammation
    • Heartburn with Esophagus Damage

    ICD-10 Codes:

    • K219: Gastro-esophageal reflux disease without esophagitis
    • K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding

    Also known as:

    • Stomach and Duodenum Disorder
    • Stomach or Duodenum Polyp
    • Stomach Disorder
    • Gastric Conditions
    • Duodenal Conditions
    • Digestive System Disorders
    • Gastric Polyp
    • Duodenal Polyp
    • Stomach Growth

    ICD-10 Codes:

    • K3189: Other diseases of stomach and duodenum
    • K317: Polyp of stomach and duodenum

    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:

    • Dark, Tarry Stools (Melena)
    • Rectal Bleeding
    • Gastrointestinal Bleeding
    • Gastrointestinal (GI) Bleeding
    • Melena
    • Black Stools
    • Upper GI Bleed Signs
    • Anal Bleeding
    • Blood in Stool
    • Lower GI Bleed

    ICD-10 Codes:

    • K921: Melena
    • K625: Hemorrhage of anus and rectum

    Also known as:

    • Pancreatic Cyst
    • Pancreatic Disease
    • Cyst on Pancreas
    • Pancreatic Pseudocyst
    • Fluid Sac on Pancreas

    ICD-10 Codes:

    • K862: Cyst of pancreas

    Also known as:

    • Abnormal Digestive Tract Imaging
    • Abnormal GI scan
    • Unusual digestive imaging
    • Digestive system imaging findings

    ICD-10 Codes:

    • R933: Abnormal findings on diagnostic imaging of other parts of digestive tract

    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:

    • Other Difficulty Swallowing
    • Swallowing Disorder
    • Dysphagia
    • Trouble swallowing
    • Swallowing problems

    ICD-10 Codes:

    • R1319: Other dysphagia

    Also known as:

    • Hemorrhoids
    • Piles
    • Anal veins
    • Swollen rectal veins

    ICD-10 Codes:

    • K648: Other hemorrhoids

    Also known as:

    • Abnormal Liver Function Test
    • Liver Disease
    • Irregular Liver Function Study
    • Unusual Liver Exam
    • Liver Disease Diagnosis

    ICD-10 Codes:

    • R945: Abnormal results of liver function studies

    Also known as:

    • Large Intestine Diverticulosis
    • Diverticulosis and Diverticulitis
    • Diverticular Disease
    • Colon Diverticula
    • Pockets in the Colon

    ICD-10 Codes:

    • K5730: Diverticulosis of large intestine without perforation or abscess without bleeding

    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:

    • Unexplained Weight Loss
    • Involuntary Weight Loss
    • Significant Weight Loss
    • Unintentional Weight Loss

    ICD-10 Codes:

    • R634: Abnormal weight loss

    Also known as:

    • Rectal Polyp
    • Rectal Disorder
    • Rectal Growth
    • Colon Polyp
    • Benign Rectal Tumor

    ICD-10 Codes:

    • K621: Rectal polyp

    Also known as:

    • Indigestion
    • Gas in the Digestive Tract
    • Indigestion (Dyspepsia)
    • Dyspepsia
    • Upset Stomach
    • Stomach Discomfort

    ICD-10 Codes:

    • K30: Functional dyspepsia

    Does Dr. Siu accept my insurance?

    Dr. Siu 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. Siu accept in West Orange, NJ?

    Dr. Siu in West Orange, NJ accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Centene

    • Corporate Services

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Express Scripts

    • Horizon BlueCross BlueShield

    • Humana

    • Medicare

    • OptumRx

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Siu's office located?

    Dr. Larry Siu's Primary Practice

    101 Old Short Hills Rd Ste 217

    West Orange, NJ 07052

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    Dr. Larry Siu's Practice 2

    415 State Route 24

    Chester, NJ 07930

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    Dr. Larry Siu's Practice 3

    101 Madison Ave

    Morristown, NJ 07960

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

    Dr. Siu's National Provider Identifier (NPI) number is 1972765675.

    What common questions do patients ask about Dr. Siu?

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

    What is Dr. Larry Siu's specialty?

    Dr. Siu is a Gastroenterologist near West Orange, NJ. 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. Contact Dr. Siu to book an appointment today.

    Is this Dr. Larry Siu affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Siu is affiliated with Morristown Medical Center, Cooperman Barnabas Medical Center, Chilton Medical Center - Pompton Plains, Nj, Overlook 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

    Where can I learn more about Gastroenterologist?

    Explore Gastroenterologist with 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 Larry Siu accepting new patients in West Orange, NJ?

    Yes, Dr. Larry Siu is accepting new patients at this time.

    Does Dr. Larry Siu offer online booking?

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

    How can I make an appointment with Larry Siu?

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

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