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Dr. William Segal, MD

Dr. William Segal, MD

Princeton, NJ

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Segal, Gastroenterologist in Princeton, NJ?

    Dr. William Segal, MD is a Gastroenterologist, who primarily practices in Princeton, NJ with 2 additional practice locations. He is board certified by the American Board of Internal Medicine. Dr. Segal completed his residency at Univ Ca Sf Sch Of Med, Gastroenterology; Brigham & Women'S Hosp, Internal Medicine. Dr. Segal is fluent in English, and is currently seeing new patients. Dr. Segal’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Segal’s office at (609) 924-1422.

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

    • Fellowship: Univ of CA San Francisco Medical Center

    • Residency: Univ Ca Sf Sch Of Med, Gastroenterology; Brigham & Women'S Hosp, Internal Medicine | Brigham and Women's Hospital

    • Medical School: University of Pa Sch of Med, Philadelphia Pa

    Is Dr. Segal board certified in Gastroenterologist?

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

    What languages does Dr. Segal speak?

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

    • English

    What conditions does Dr. Segal treat?

    As a Gastroenterologist, Dr. Segal 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. Segal. 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:

    • 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:

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

    ICD-10 Codes:

    • Z86010: Personal history of colon polyps
    • Z860100: Personal history of colon polyps, unspecified

    Also known as:

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

    ICD-10 Codes:

    • K2970: Gastritis, unspecified, without bleeding
    • K2950: Unspecified chronic gastritis without bleeding

    Also known as:

    • First Degree Hemorrhoids
    • Hemorrhoids
    • Internal hemorrhoids
    • Grade 1 hemorrhoids
    • Mild hemorrhoids

    ICD-10 Codes:

    • K640: First degree hemorrhoids

    Also known as:

    • Upper Middle Abdominal Pain
    • Belly Button Pain
    • Abdominal Pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain
    • Pain around navel
    • Periumbilical discomfort
    • Umbilical pain

    ICD-10 Codes:

    • R1013: Epigastric pain
    • R1033: Periumbilical pain

    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

    Also known as:

    • Diarrhea
    • Loose stools
    • Runny poop
    • Frequent bowel movements

    ICD-10 Codes:

    • R197: Diarrhea, unspecified

    Also known as:

    • Barrett's Esophagus
    • Esophagus Disorder
    • Barrett’s Esophagus
    • Barrett's condition
    • Esophageal metaplasia

    ICD-10 Codes:

    • K2270: Barrett's esophagus without dysplasia

    Also known as:

    • Other Pre-Procedure Examination
    • Various pre-op checks
    • Miscellaneous pre-surgery exams
    • Other pre-treatment assessments

    ICD-10 Codes:

    • Z01818: Encounter for other preprocedural examination

    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:

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

    ICD-10 Codes:

    • K5100: Ulcerative (chronic) pancolitis without complications

    Also known as:

    • Other Specific Abnormal Blood Chemistry Results
    • Blood
    • Specified Blood Chemistry Imbalance
    • Unusual Blood Chemistry Findings
    • Specific Blood Panel Abnormalities

    ICD-10 Codes:

    • R7989: Other specified abnormal findings of blood chemistry

    Also known as:

    • Follow-up After Treatment (Non-Cancer)
    • Post-Treatment Check-up
    • Aftercare Visit
    • Recovery Monitoring Exam

    ICD-10 Codes:

    • Z09: Encounter for follow-up examination after completed treatment for conditions other than malignant neoplasm

    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:

    • Slow Transit Constipation
    • Constipation
    • Chronic Constipation
    • Sluggish Bowel
    • Colonic Inertia

    ICD-10 Codes:

    • K5901: Slow transit constipation

    Does Dr. Segal accept my insurance?

    Dr. Segal accepts most major insurance plans. Important: Please call our office at (609) 924-1422 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Segal accept in Princeton, NJ?

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

    Top Insurances

    • All Other Third Party

    • Braven Health

    • Carepoint Health

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Horizon BlueCross BlueShield

    • Humana

    • Independence Blue Cross

    • Medicare

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Segal's office located?

    Dr. William Segal's Primary Practice

    731 Alexander Rd Ste 100

    Princeton, NJ 08540

    (609) 924-1422

    Get Directions

    Dr. William Segal's Practice 2

    281 Witherspoon St Ste 100

    Princeton, NJ 08540

    Get Directions

    Dr. William Segal's Practice 3

    5 Plainsboro Rd Ste 450

    Plainsboro, NJ 08536

    Get Directions

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

    Dr. Segal's National Provider Identifier (NPI) number is 1881694974.

    What common questions do patients ask about Dr. Segal?

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

    What is Dr. William Segal's specialty?

    Dr. Segal is a Gastroenterologist near Princeton, 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. Segal to book an appointment today.

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

    Yes, Dr. Segal is affiliated with Penn Medicine Princeton Medical Center 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

    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 William Segal accepting new patients in Princeton, NJ?

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

    Does Dr. William Segal offer online booking?

    Please contact Dr. Segal's office at (609) 924-1422 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with William Segal?

    Please contact Dr. Segal's office at (609) 924-1422 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. William Segal have?

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

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