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Dr. Han Zhang, MD

La Jolla, CA

Accepting patients

Affiliated with a Castle Connolly Top Hospital

    Who is Dr. Zhang, Gastroenterologist in La Jolla, CA?

    Dr. Han Zhang, MD is a Gastroenterologist, who primarily practices in La Jolla, CA with 2 additional practice locations. Dr. Zhang is fluent in English, and is currently seeing new patients. Dr. Zhang’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Zhang’s office.

    What languages does Dr. Zhang speak?

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

    • English

    What conditions does Dr. Zhang treat?

    As a Gastroenterologist, Dr. Zhang 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. Zhang. 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:

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

    ICD-10 Codes:

    • R1310: Dysphagia, unspecified
    • R1319: Other dysphagia

    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:

    • Blocked Esophagus
    • Esophagus Disorder
    • Esophageal Obstruction
    • Food Pipe Blockage
    • Swallowing Difficulty

    ICD-10 Codes:

    • K222: Esophageal obstruction

    Also known as:

    • Upper Middle Abdominal Pain
    • Abdominal Pain
    • Epigastric pain
    • Pain below breastbone
    • Upper stomach pain

    ICD-10 Codes:

    • R1013: Epigastric pain

    What procedures does Dr. Zhang perform?

    As a Gastroenterologist, Dr. Zhang 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. Zhang. 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
    • 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

    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

    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:

    • Esophagus Widening Procedure (Endoscopic)
    • EGD with Esophageal Balloon Dilation
    • Diagnostic Upper Endoscopy with Biopsy
    • Upper Endoscopy with Varices Banding
    • Upper Endoscopy with Injections
    • Esophageal Dilation
    • EGD with Dilation
    • Upper Endoscopy with Widening
    • Upper Endoscopy with Esophageal Dilation
    • Flexible Esophagoscopy with Balloon
    • EGD with Balloon Widening
    • EGD with Biopsy
    • Esophagogastroduodenoscopy
    • Upper GI Endoscopy
    • Stomach Scope with Sample
    • EGD with Band Ligation
    • Esophageal Varices Banding
    • Gastric Varices Treatment
    • EGD with Submucosal Injections
    • Esophagogastroduodenoscopy with Injections
    • Stomach Scope with Medication

    CPT Codes:

    • 43248: Esophagogastroduodenoscopy, flexible, transoral; with insertion of guide wire followed by passage of dilator(s) through esophagus over guide wire
    • 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)
    • 43244: Esophagogastroduodenoscopy, flexible, transoral; with band ligation of esophageal/gastric varices
    • 43236: Esophagogastroduodenoscopy, flexible, transoral; with directed submucosal injection(s), any substance

    Also known as:

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

    CPT Codes:

    • 43270: Esophagogastroduodenoscopy, flexible, transoral; with ablation of tumor(s), polyp(s), or other lesion(s) (includes pre- and post-dilation and guide wire passage, when performed)
    • 43251: Esophagogastroduodenoscopy, flexible, transoral; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique

    Also known as:

    • Esophageal Balloon Distension Study
    • Esophageal distension test
    • Balloon provocation test
    • Esophageal pain study

    CPT Codes:

    • 91040: Esophageal balloon distension study, diagnostic, with provocation when performed

    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

    Does Dr. Zhang accept my insurance?

    Dr. Zhang 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. Zhang accept in La Jolla, CA?

    Dr. Zhang in La Jolla, 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

    • Blue Shield of California

    • Crown Cork and Seal Company

    • Hackensack Meridian Health

    • HealthComp

    • Medicare

    • Other Support Agencies/Consultants

    • Scripps Health

    • State of Arizona

    • UnitedHealthcare

    View All Insurances

    Where is Dr. Zhang's office located?

    Dr. Han Zhang's Primary Practice

    9898 Genesee Ave

    La Jolla, CA 92037

    Get Directions

    Dr. Han Zhang's Practice 2

    5779 E Mayo Blvd

    Phoenix, AZ 85054

    Get Directions

    Dr. Han Zhang's Practice 3

    13400 E Shea Blvd

    Scottsdale, AZ 85259

    Get Directions

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

    Dr. Zhang's National Provider Identifier (NPI) number is 1659734929.

    What common questions do patients ask about Dr. Zhang?

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

    What is Dr. Han Zhang's specialty?

    Dr. Zhang is a Gastroenterologist near La Jolla, 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. Zhang to book an appointment today.

    Is this Dr. Han Zhang affiliated with a ranked Castle Connolly Top Hospital?

    Yes, Dr. Zhang is affiliated with Scripps Green Hospital, Scripps Memorial Hospital La Jolla, Scripps Memorial Hospital Encinitas, Bronson Methodist Hospital, Scripps Mercy Hospital San Diego 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 Han Zhang accepting new patients in La Jolla, CA?

    Yes, Dr. Han Zhang is accepting new patients at this time.

    Does Dr. Han Zhang offer online booking?

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

    How can I make an appointment with Han Zhang?

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

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