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    Who is Dr. Berquist, Pediatric Gastroenterologist in Palo Alto, CA?

    Dr. William Berquist, MD is a Pediatric Gastroenterologist, who primarily practices in Palo Alto, CA with 1 additional practice location. He is board certified. Dr. Berquist completed his residency at Ucla Med Ctr, Gastroenterology; Ucla Med Ctr, Pediatrics. Dr. Berquist is fluent in English and French, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Berquist’s office at (650) 723-4000.

    What are Areas of Expertise for Dr. Berquist?

    Dr. William Berquist, MD is a highly-rated, board-certified Pediatric Gastroenterologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Berquist empowers patients to confidently navigate their health journey, specializing in Liver Disease, Transplant Medicine-Bowel, Transplant Medicine-Liver, and comprehensive wellness support. Serving the Palo Alto, CA community, Dr. Berquist is dedicated to enhancing lives through expert, patient-centered care.

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

    • Fellowship: UCLA Medical Center, Los Angeles, CA | UCLA Medical Center CA

    • Residency: Ucla Med Ctr, Gastroenterology; Ucla Med Ctr, Pediatrics | University of California, Los Angeles

    • Medical School: Northwestern Uniiversity

    Is Dr. Berquist board certified as a Pediatric Gastroenterologist?

    Yes, Dr. William Berquist, MD is board certified by the American Board of Pediatrics , American Board of Pediatrics since 2006, American Board of Pediatrics since 1990, American Board of Pediatrics since 1980

    What languages does Dr. Berquist speak?

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

    • English

    • French

    What conditions does a Pediatric Gastroenterologist like Dr. Berquist typically treat?

    As a Pediatric Gastroenterologist, Dr. Berquist 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. Berquist. 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 here.

    Also known as:

    • Liver Transplant Aftercare
    • Liver Transplantation
    • Liver Transplant
    • Post-liver transplant care
    • Liver recipient follow-up
    • Liver transplant recovery

    ICD-10 Codes:

    • Z4823: Encounter for aftercare following liver transplant

    Also known as:

    • Liver Transplant
    • Liver Transplantation
    • Hepatic Transplant
    • Liver Graft
    • New Liver

    ICD-10 Codes:

    • Z944: Liver transplant status

    Also known as:

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

    ICD-10 Codes:

    • K5900: Constipation, unspecified

    Also known as:

    • Feeding Difficulties
    • Eating Problems
    • Swallowing Problems
    • Unspecified Feeding Issues

    ICD-10 Codes:

    • R6330: Feeding difficulties, 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:

    • Failure to Thrive in Children
    • Growth Disorder
    • Poor growth in children
    • Childhood growth problems
    • Infant growth failure

    ICD-10 Codes:

    • R6251: Failure to thrive (child)

    Also known as:

    • Gastrostomy
    • Ostomy
    • Feeding Tube Opening
    • Stomach Stoma
    • G-tube

    ICD-10 Codes:

    • Z931: Gastrostomy status

    What procedures does a Pediatric Gastroenterologist like Dr. Berquist typically perform?

    As a Pediatric Gastroenterologist, Dr. Berquist 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. Berquist. 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 here.

    Also known as:

    • Swallowing Study (Videofluoroscopy)
    • Dysphagia Tests
    • Videofluoroscopic Swallowing Study (VFSS)
    • Modified Barium Swallow (MBS)
    • Dysphagia Evaluation

    CPT Codes:

    • 92611: Motion fluoroscopic evaluation of swallowing function by cine or video recording

    Also known as:

    • Swallowing Therapy
    • Dysphagia Treatment
    • Feeding Therapy
    • Oral Function Therapy

    CPT Codes:

    • 92526: Treatment of swallowing dysfunction and/or oral function for feeding

    Also known as:

    • Gastrostomy Tube Replacement
    • G-tube Change
    • Percutaneous Gastrostomy Tube Exchange
    • Stomach Feeding Tube Replacement

    CPT Codes:

    • 43762: Replacement of gastrostomy tube, percutaneous, includes removal, when performed, without imaging or endoscopic guidance; not requiring revision of gastrostomy tract

    Does Dr. Berquist accept my insurance?

    Dr. Berquist accepts most major insurance plans. Important: Please call our office at (650) 723-4000 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Berquist accept in Palo Alto, CA?

    Dr. Berquist in Palo Alto, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.

    Top Insurances

    • All Other Third Party

    • California Water Service Group

    • Cigna Group

    • Molina Healthcare

    • Santa Cruz County

    • State of California

    • UnitedHealth Group

    View All Insurances

    Where is Dr. Berquist's office located?

    Dr. William Berquist's Primary Practice

    725 Welch Rd

    Palo Alto, CA 94304

    (650) 723-4000

    Get Directions

    Dr. William Berquist's Practice 2

    300 Pasteur Dr

    Stanford, CA 94305

    Get Directions

    Recognitions

    Publications

    Ammonia control and neurocognitive outcome among urea cycle disorder patients treated with glycerol

    , 2013

    Evaluation of ethanol lock therapy in pediatric patients on long-term parenteral nutrition.

    , 2013

    ECHINOCANDIN AND ETHANOL LOCK THERAPY TREATMENT OF FUNGAL CATHETER INFECTIONS

    , 2013

    Impact of Immunosuppression on the Development of Epstein-Barr Virus

    , 2013

    Endoscopy in the magement of pancreaticobiliary complications after liver, intestine

    , 2012

    Uriry phenylacetylglutamine as dosing biomarker for patients with urea cycle disorders

    , 2012

    A 15-Year-Old Girl with Dysphagia, Failure to Thrive

    , 2011

    Immunophenotyping of Peripheral Eosinophils Demonstrates Activation in Eosinophilic Esophagitis

    , 2011

    Alysis of clinical variables associated with tolerance in pediatric liver transplant recipients

    , 2010

    Exfoliative Rejection in Intestil Transplantation

    , 2010

    Increased HLA-DR Expression on Tissue Eosinophils in Eosinophilic Esophagitis

    , 2010

    Increased Number of Regulatory T Cells in Children With Eosinophilic Esophagitis

    , 2010

    Long-term outcome following pediatric liver transplantation for metabolic disorders

    , 2010

    Eotaxin and FGF enhance sigling through an extracellular sigl-related kise

    , 2010

    Transcription Factors as Disease Indicators in Eosinophilic Esophagitis

    , 2010

    Novel Deoxyguanosine Kise Gene Mutations

    , 2009

    Identifying Eosinophilic Esophagitis through Evaluation of Plasma Biomarkers

    , 2009

    Combined liver-kidney transplantation in children: Indications and outcome

    , 2008

    SIR 2008 annual meeting film panel case: Abernethy malformation

    , 2008

    Non-adherence to post-transplant care

    , 2008

    Cold agglutinin syndrome in pediatric liver transplant recipients

    , 2007

    Outcomes of transplantation in children with primary hepatic maligncy

    , 2007

    Pediatric intestil transplantation at Packard children's hospital

    , 2006

    Parenteral nutrition-associated cholestasis related to parental care.

    , 2006

    Adolescent non-adherence: Prevalence and consequences in liver transplant recipients

    , 2006

    Hepatic infantile hemangioendothelioma with unusual manifestations

    , 2006

    Epstein-Barr virus-associated peripheral T-cell lymphoma

    , 2005

    Complete immunosuppressive withdrawal as a uniform approach to post

    , 2004

    One hundred percent patient and kidney allograft survival with simultaneous liver and kidney

    , 2003

    Thirteen years' experience in pediatric liver transplantation

    , 2002

    Paediatric liver transplantation: Indications, timing and medical complications

    , 1999

    Increased dosage requirement

    , 1998

    Outcome of nissen fundoplication using intraoperative manometry in children

    , 1998

    Posttransplant lymphoproliferative disorders

    , 1998

    New, improved Helicobacter pylori eradication therapy in children.

    , 1998

    Liver transplantation at Stanford University Medical Center.

    , 1998

    Wernicke encephalopathy

    , 1998

    Cholic acid synthesis is reduced

    , 1997

    Factors affecting survival after orthotopic liver transplantation in infants

    , 1997

    Potential effect of cyclosporin A in formation of cholesterol gallstones in pediatric liver

    , 1997

    Emergency transjugular intrahepatic portosystemic shunt (TIPS) in an infant: A case report

    , 1997

    Rapid development of hepatocellular siderosis after liver transplantation

    , 1996

    Orthotopic liver transplantation for hepatocellular carcinoma - Factors affecting long

    , 1996

    Continuous venovenous hemofiltration with dialysis in combition with total hepatectomy

    , 1996

    Oral tacrolimus (FK506) induction therapy in pediatric orthotopic liver transplantation

    , 1996

    FULMINT HEPATIC-FAILURE FOLLOWING VARICELLA

    , 1995

    LIVER-TRANSPLANTATION IN A CHILD WITH SICKLE-CELL-ANEMIA

    , 1995

    AN INCREASED INCIDENCE OF EPSTEIN-BARR

    , 1995

    Biofeedback therapy for anorectal disorders in children.

    , 1995

    HEPATOCELLULAR-CARCINOMA AND LIVER-CELL DYSPLASIA IN CHILDREN WITH CHRONIC LIVER-DISEASE

    , 1994

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

    Dr. Berquist's National Provider Identifier (NPI) number is 1659461457.

    What common questions do patients ask about Dr. Berquist?

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

    What is Dr. William Berquist's specialty?

    Dr. Berquist is a Pediatric Gastroenterologist near Palo Alto, CA.

    What does a Pediatric Gastroenterologist do?

    A pediatrician specializing in diagnosing and treating digestive system diseases in infants, children, and adolescents. This expert manages conditions like abdominal pain, ulcers, diarrhea, cancer, and jaundice and is skilled in performing complex diagnostic and therapeutic procedures using endoscopic techniques to visualize internal organs.

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

    No, Berquist is not affiliated with a Castle Connolly Top Hospital, but is affiliated with the following hospitals: Stanford Medicine Children’s Health. Castle Connolly Top Hospitals 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 Pediatric Gastroenterologist?: Guides for symptoms, conditions, and treatments

    Understand your symptoms and know when it’s time to see a Pediatric 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 William Berquist accepting new patients in Palo Alto, CA?

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

    Does Dr. William Berquist offer online booking?

    Please contact Dr. Berquist's office at (650) 723-4000 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with William Berquist?

    Please contact Dr. Berquist's office at (650) 723-4000 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. William Berquist have?

    Dr. William Berquist is certified by the American Board of Pediatrics.

    <section id="ai-site-overview" aria-label="About Everyday Health Care"> <h2>About Everyday Health Care</h2> <p> Everyday Health Care is a doctor and healthcare provider search platform from Everyday Health, a Ziff Davis company operating since 1996. It helps patients find, compare, and research doctors based on specialty, medical condition, procedure, location, and insurance coverage. </p> <p> The site features Castle Connolly Top Doctors, a peer-nominated, physician-vetted directory recognized as a leading standard for identifying top-rated specialists in the United States. Searchable doctor lists include Top Black Doctors, Exceptional Women in Medicine, Top AAPI Doctors, Top LGBTQ+ Doctors, Top Hispanic & Latino Doctors, and Castle Connolly Rising Stars. </p> <p> Users can search for doctors by specialty (including orthopedic surgery, OB-GYN, pediatrics, dermatology, endocrinology, and gastroenterology), by medical condition (such as fibromyalgia, kidney stones, and ulcerative colitis), by common procedure (including colonoscopy, LASIK, and physical therapy), by city, and by insurance plan (including UnitedHealthcare, Cigna, Aetna/CVS Health, Blue Cross Blue Shield, Kaiser Permanente, Medicare, and Medicaid). </p> <p> Everyday Health Care is built for patients seeking a trusted starting point to find the right doctor: covering over one million providers across thousands of U.S. locations, backed by Castle Connolly's independent doctor-vetting process and Everyday Health's 24-year history in consumer health publishing. </p> </section>