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Dr. Nielsen Fernandez-Becker, MD, PHD

Redwood City, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Fernandez-Becker, Gastroenterologist in Redwood City, CA?

    Dr. Nielsen Fernandez-Becker, MD, PHD is a Gastroenterologist, who primarily practices in Redwood City, CA with 2 additional practice locations. She is board certified by the American Board of Internal Medicine. Dr. Fernandez-Becker graduated from Albert Einstein College of Medicine of Yeshiva University. Dr. Fernandez-Becker is fluent in English and Spanish, and is currently seeing new patients. Dr. Fernandez-Becker’s practice accepts Cigna, Kaiser Permanente, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Fernandez-Becker’s office at (650) 723-3554.

    Where did Dr. Fernandez-Becker go to medical school and complete their residency?

    • Medical School: Albert Einstein College of Medicine of Yeshiva University

    Is Dr. Fernandez-Becker board certified in Gastroenterologist?

    Yes, Dr. Nielsen Fernandez-Becker, MD, PHD is board certified by the American Board of Internal Medicine

    What languages does Dr. Fernandez-Becker speak?

    Dr. Fernandez-Becker and their clinical team can communicate with patients in the following languages:

    • English

    • Spanish

    What conditions does Dr. Fernandez-Becker treat?

    As a Gastroenterologist, Dr. Fernandez-Becker 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. Fernandez-Becker. 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:

    • 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:

    • Celiac Disease
    • Gluten-Sensitive Enteropathy
    • Sprue
    • Coeliac Disease
    • Gluten Intolerance

    ICD-10 Codes:

    • K900: Celiac disease

    Also known as:

    • Difficulty Swallowing
    • Swallowing Disorder
    • Dysphagia
    • Trouble swallowing
    • Painful swallowing

    ICD-10 Codes:

    • R1310: Dysphagia, unspecified

    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:

    • Stomach and Duodenum Disorder
    • Stomach Disorder
    • Gastric Conditions
    • Duodenal Conditions
    • Digestive System Disorders
    • Gastric Condition
    • Duodenal Condition
    • Digestive System Problem

    ICD-10 Codes:

    • K3189: Other diseases of stomach and duodenum
    • K319: Disease of stomach and duodenum, unspecified

    Also known as:

    • Constipation
    • Difficulty Passing Stool
    • Infrequent Bowel Movements
    • Hard Stools

    ICD-10 Codes:

    • K5900: Constipation, unspecified

    Also known as:

    • Other Esophagus Condition
    • Esophagus Disorder
    • Various esophageal diseases
    • Miscellaneous esophagus problems
    • Other food pipe issues

    ICD-10 Codes:

    • K2289: Other specified disease of esophagus

    Also known as:

    • Upper Middle Abdominal Pain
    • Abdominal Pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain
    • Stomach Ache
    • Belly Pain
    • Stomach Pain

    ICD-10 Codes:

    • R1013: Epigastric pain
    • R109: Unspecified abdominal pain

    Also known as:

    • Abdominal Bloating
    • Gas
    • Gas in the Digestive Tract
    • Bloated Stomach
    • Swollen Belly
    • Gaseous Distension

    ICD-10 Codes:

    • R140: Abdominal distension (gaseous)

    Also known as:

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

    ICD-10 Codes:

    • R197: Diarrhea, unspecified

    Also known as:

    • Eosinophilic Esophagitis
    • EoE
    • Allergic Esophagitis
    • Eosinophilic Inflammation of Esophagus

    ICD-10 Codes:

    • K200: Eosinophilic esophagitis

    Also known as:

    • Other Abnormal Immune System Markers
    • Unusual immune findings
    • Abnormal immunology results
    • Abnormal serum immunology

    ICD-10 Codes:

    • R768: Other specified abnormal immunological findings in serum

    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:

    • 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:

    • Nausea and Vomiting
    • Feeling Sick and Throwing Up
    • Stomach Flu Symptoms
    • Queasy and Vomiting

    ICD-10 Codes:

    • R112: Nausea with vomiting, unspecified

    Also known as:

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

    ICD-10 Codes:

    • K921: Melena

    Also known as:

    • Diaphragmatic Hernia
    • Hernia
    • Hiatal Hernia
    • Hernia of the Diaphragm

    ICD-10 Codes:

    • K449: Diaphragmatic hernia without obstruction or gangrene

    Which procedures does Dr. Fernandez-Becker perform as a Gastroenterologist?

    Does Dr. Fernandez-Becker accept my insurance?

    Dr. Fernandez-Becker accepts most major insurance plans. Important: Please call our office at (650) 723-3554 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Fernandez-Becker accept in Redwood City, CA?

    Dr. Fernandez-Becker in Redwood City, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • Advantage

    • All Other Third Party

    • Blue Shield of California

    • Central California Alliance for Health

    • CVS Health (formerly Aetna)

    • Express Scripts

    • Medicaid

    • Medicare

    • Santa Clara Family Health Plan

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Fernandez-Becker's office located?

    Dr. Nielsen Fernandez-Becker's Primary Practice

    450 Broadway St

    Redwood City, CA 94063

    (650) 723-3554

    Get Directions

    Dr. Nielsen Fernandez-Becker's Practice 2

    900 Blake Wilbur Dr

    Palo Alto, CA 94304

    Get Directions

    Dr. Nielsen Fernandez-Becker's Practice 3

    300 Pasteur Dr

    Palo Alto, CA 94304

    Get Directions

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

    Dr. Fernandez-Becker's National Provider Identifier (NPI) number is 1972678639.

    What common questions do patients ask about Dr. Fernandez-Becker?

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

    What is Dr. Nielsen Fernandez-Becker's specialty?

    Dr. Fernandez-Becker is a Gastroenterologist near Redwood City, CA. 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. Fernandez-Becker to book an appointment today.

    Is this Dr. Nielsen Fernandez-Becker affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Fernandez-Becker is affiliated with Stanford Health Care - Stanford 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

    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 Nielsen Fernandez-Becker accepting new patients in Redwood City, CA?

    Yes, Dr. Nielsen Fernandez-Becker is accepting new patients at this time.

    Does Dr. Nielsen Fernandez-Becker offer online booking?

    Please contact Dr. Fernandez-Becker's office at (650) 723-3554 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Nielsen Fernandez-Becker?

    Please contact Dr. Fernandez-Becker's office at (650) 723-3554 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. Nielsen Fernandez-Becker have?

    Dr. Nielsen Fernandez-Becker is certified by the American Board of Internal Medicine.

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