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Dr. Nikhil Agarwal, MD

Redwood City, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Agarwal, Gastroenterologist in Redwood City, CA?

    Dr. Nikhil Agarwal, MD is a Gastroenterologist, who primarily practices in Redwood City, CA with 2 additional practice locations. Dr. Agarwal is fluent in English and Spanish, and is currently seeing new patients. Dr. Agarwal’s practice accepts Cigna, Kaiser Permanente, Medicare, UnitedHealthcare, Aetna and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Agarwal’s office at (415) 600-1138.

    What languages does Dr. Agarwal speak?

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

    • English

    • Spanish

    What conditions does Dr. Agarwal treat?

    As a Gastroenterologist, Dr. Agarwal 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. Agarwal. 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
    • 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:

    • 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:

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

    ICD-10 Codes:

    • K635: Polyp of colon

    Also known as:

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

    ICD-10 Codes:

    • R197: Diarrhea, 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

    What procedures does Dr. Agarwal perform?

    As a Gastroenterologist, Dr. Agarwal 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. Agarwal. 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:

    • Colonoscopy with Polyp Removal
    • Colonoscopy with Biopsy
    • Diagnostic Colonoscopy with Biopsy
    • Colonoscopy with Tissue Removal
    • Colonoscopy with Hemorrhoid Ligation
    • Colonoscopy
    • Colorectal Cancer Screening Tests
    • Flexible Colonoscopy with Polypectomy
    • Colon Polyp Removal
    • Colorectal Lesion Excision
    • Flexible Colonoscopy
    • Colon Biopsy
    • Large Intestine Scope
    • Colorectal Cancer Screening
    • Colon Exam with Biopsy
    • Lower Endoscopy
    • Colon Cancer Screening
    • Flexible colonoscopy with EMR
    • Endoscopic mucosal resection (colon)
    • Colon polyp removal during colonoscopy
    • Hemorrhoid Banding
    • Colon Exam with Ligation

    CPT Codes:

    • 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
    • 45380: Colonoscopy, flexible; with biopsy, single or multiple
    • 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 45390: Colonoscopy, flexible; with endoscopic mucosal resection
    • 45398: Colonoscopy, flexible; with band ligation(s) (eg, hemorrhoids)

    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:

    • EGD with Esophageal Balloon Dilation
    • Diagnostic Upper Endoscopy with Biopsy
    • Esophagus Widening Procedure (Endoscopic)
    • Upper Endoscopy with Esophageal Dilation
    • Flexible Esophagoscopy with Balloon
    • EGD with Balloon Widening
    • EGD with Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample
    • Esophageal Dilation
    • EGD with Dilation
    • Upper Endoscopy with Widening

    CPT Codes:

    • 43249: Esophagogastroduodenoscopy, flexible, transoral; with transendoscopic balloon dilation of esophagus (less than 30 mm diameter)
    • 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
    • 43248: Esophagogastroduodenoscopy, flexible, transoral; with insertion of guide wire followed by passage of dilator(s) through esophagus over guide wire

    Also known as:

    • Upper Endoscopy with Polyp Removal
    • EGD with Polypectomy
    • Esophagus, Stomach, Duodenum Scope with Removal
    • Flexible Endoscopy Tumor Excision

    CPT Codes:

    • 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique

    Also known as:

    • Wireless Esophageal pH Test
    • Esophageal pH Test
    • Bravo pH Test
    • Esophageal Reflux Monitoring
    • Acid Reflux Test

    CPT Codes:

    • 91035: Esophagus, gastroesophageal reflux test; with mucosal attached telemetry pH electrode placement, recording, analysis and interpretation

    Also known as:

    • Capsule Endoscopy
    • Pill Camera
    • Wireless Capsule Endoscopy
    • Small Bowel Capsule Endoscopy
    • Intestinal Imaging Pill

    CPT Codes:

    • 91110: Gastrointestinal tract imaging, intraluminal (eg, capsule endoscopy), esophagus through ileum, with interpretation and report

    Does Dr. Agarwal accept my insurance?

    Dr. Agarwal accepts most major insurance plans. Important: Please call our office at (415) 600-1138 before your appointment to verify that your specific plan and network are accepted.

    What insurance plans does Dr. Agarwal accept in Redwood City, CA?

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

    Top Insurances

    • Alignment Health Plan

    • Blue Shield of California

    • Centene

    • Cigna

    • Corporate Services

    • CVS Health (formerly Aetna)

    • Elevance Health Inc. (formerly Anthem)

    • Health Plan of San Mateo

    • Presbyterian Health Plan

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Agarwal's office located?

    Dr. Nikhil Agarwal's Primary Practice

    170 Alameda de las Pulgas

    Redwood City, CA 94062

    (415) 600-1138

    Get Directions

    Dr. Nikhil Agarwal's Practice 2

    3200 Kearney St

    Fremont, CA 94538

    Get Directions

    Dr. Nikhil Agarwal's Practice 3

    2950 Whipple Ave

    Redwood City, CA 94062

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

    Dr. Agarwal's National Provider Identifier (NPI) number is 1487831145.

    What common questions do patients ask about Dr. Agarwal?

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

    What is Dr. Nikhil Agarwal's specialty?

    Dr. Agarwal 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. Agarwal to book an appointment today.

    Is this Dr. Nikhil Agarwal affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Agarwal is affiliated with Sequoia 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 Nikhil Agarwal accepting new patients in Redwood City, CA?

    Yes, Dr. Nikhil Agarwal is accepting new patients at this time.

    Does Dr. Nikhil Agarwal offer online booking?

    Please contact Dr. Agarwal's office at (415) 600-1138 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with Nikhil Agarwal?

    Please contact Dr. Agarwal's office at (415) 600-1138 for information regarding telehealth appointment availability or for scheduling assistance.

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