Accepting patients
Online booking
Telehealth
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Leung, Gastroenterologist in San Francisco, CA?
Dr. Cynthia Leung, MD is a Gastroenterologist, who primarily practices in San Francisco, CA with 1 additional practice location. She is board certified. Dr. Leung is fluent in English and Spanish, and is currently seeing new patients. Dr. Leung’s practice accepts Cigna, Medicaid, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Leung’s office at (650) 365-3700.
Where did Dr. Leung go to medical school and complete their residency?
Is Dr. Leung board certified as a Gastroenterologist?
Yes, Dr. Cynthia Leung, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Leung speak?
Dr. Leung and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Leung treat?
As a Gastroenterologist, Dr. Leung 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. Leung. 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
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:
- Family History of Digestive Organ Cancer
- Cancer
- Family History
- Genetic risk for gastrointestinal cancer
- Family history of GI cancer
- Hereditary digestive cancer
ICD-10 Codes:
- Z800: Family history of malignant neoplasm of digestive organs
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
What procedures does Dr. Leung perform?
As a Gastroenterologist, Dr. Leung 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. Leung. 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 Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy with Bleeding Control
- Colonoscopy with Tissue Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Endoscopic Hemostasis
- Colonoscopy for Bleeding
- Flexible colonoscopy with EMR
- Endoscopic mucosal resection (colon)
- Colon polyp removal during colonoscopy
CPT Codes:
- 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)
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45382: Colonoscopy, flexible; with control of bleeding, any method
- 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:
- Flexible Sigmoidoscopy with Biopsy
- Colonoscopy with Injections
- Colorectal Cancer Screening Tests
- Colonoscopy
- Sigmoid Colon Scope with Biopsy
- Lower Endoscopy with Tissue Sample
- Flexible Sigmoidoscopy and Biopsy
- Rectum and Lower Colon Exam
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
CPT Codes:
- 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
Also known as:
- Hemorrhoid Removal with Rubber Band Ligation
- Rubber Band Ligation for Hemorrhoids
- Internal Hemorrhoid Ligation
- Banding of Hemorrhoids
- Hemorrhoid Banding
CPT Codes:
- 46221: Hemorrhoidectomy, internal, by rubber band ligation(s)
Also known as:
- Flexible Sigmoidoscopy
- Colorectal Cancer Screening Tests
- Sigmoidoscopy
- Lower colon exam
- Flexible colon scope
- Rectum and lower colon check
CPT Codes:
- 45330: Sigmoidoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Does Dr. Leung accept my insurance?
Dr. Leung accepts most major insurance plans. Important: Please call our office at (650) 365-3700 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Leung accept in San Francisco, CA?
Dr. Leung in San Francisco, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
Alignment Health Plan
All Other Third Party
Blue Shield of California
Crown Cork and Seal Company
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Express Scripts
Hill Physicians Medical Group
Other Provider Networks
UnitedHealthcare
View All Insurances
Where is Dr. Leung's office located?
Dr. Cynthia Leung also offers virtual visits
Dr. Cynthia Leung's Primary Practice
505 Parnassus Ave
San Francisco, CA 94143
(650) 365-3700
Would you like to schedule an appointment with Dr. Cynthia Leung?
Dr. Leung has appointments available at her San Francisco, CA office, as well as 1 other location. Please select a location, date, and time below.
What is Dr. Leung's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Leung's National Provider Identifier (NPI) number is 1861570434.
What common questions do patients ask about Dr. Leung?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Leung
What is Dr. Cynthia Leung's specialty?
Dr. Leung is a Gastroenterologist near San Francisco, 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. Leung to book an appointment today.
Is this Dr. Cynthia Leung affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Leung is affiliated with Stanford Health Care - Stanford Hospital, Mills-Peninsula Medical Center, Sequoia Hospital 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 Cynthia Leung accepting new patients in San Francisco, CA?
Yes, Dr. Cynthia Leung is accepting new patients at this time.
Does Dr. Cynthia Leung offer online booking?
Yes, you can use online booking to schedule an appointment with Dr. Leung, or call (650) 365-3700 for more information.
How can I make an appointment with Cynthia Leung?
Yes, Dr. Leung offers telehealth appointments. You can use online booking to schedule a telehealth appointment with Dr. Leung, or call (650) 365-3700 for more information.
Which board certifications does Dr. Cynthia Leung have?
Dr. Cynthia Leung is certified by the American Board of Internal Medicine.
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