Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Ahn, Gastroenterologist in Santa Clara, CA?
Dr. Michael Ahn, MD is a Gastroenterologist, who primarily practices in Santa Clara, CA with 1 additional practice location. Dr. Ahn completed his residency at Univ Ca San Diego Med Ctr, Gastroenterology Long Beach Mem Med Ctr, Internal Medicine. Dr. Ahn is fluent in English, and is currently seeing new patients. Dr. Ahn’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Ahn’s office at (408) 851-1000.
Where did Dr. Ahn go to medical school and complete their residency?
Residency: Univ Ca San Diego Med Ctr, Gastroenterology Long Beach Mem Med Ctr, Internal Medicine
Medical School: University of Chicago, Pritzker Sch of Med, Chicago Il
What languages does Dr. Ahn speak?
Dr. Ahn and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. Ahn typically treat?
As a Gastroenterologist, Dr. Ahn 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. Ahn. 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.
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:
- Abnormal Bowel Movements
- Bowel Movement
- Unusual stool
- Changes in poop
- Fecal changes
ICD-10 Codes:
- R195: Other fecal abnormalities
Also known as:
- Constipation
- Difficulty Passing Stool
- Infrequent Bowel Movements
- Hard Stools
ICD-10 Codes:
- K5900: Constipation, unspecified
What procedures does a Gastroenterologist like Dr. Ahn typically perform?
As a Gastroenterologist, Dr. Ahn 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. Ahn. 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.
Also known as:
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Polyp 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
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
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:
- Diagnostic Upper Endoscopy with Biopsy
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
CPT Codes:
- 43235: Esophagogastroduodenoscopy, flexible, transoral; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Does Dr. Ahn accept my insurance?
Dr. Ahn accepts most major insurance plans. Important: Please call our office at (408) 851-1000 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Ahn accept in Santa Clara, CA?
Dr. Ahn in Santa Clara, 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
Elevance Health Inc. (formerly Anthem)
Humana
Medicare
Other Provider Networks
Unknown
View All Insurances
Where is Dr. Ahn's office located?
Dr. Michael Ahn's Primary Practice
710 Lawrence Expy
Santa Clara, CA 95051
(408) 851-1000
What is Dr. Ahn's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Ahn's National Provider Identifier (NPI) number is 1225115173.
What common questions do patients ask about Dr. Ahn?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Ahn
What is Dr. Michael Ahn's specialty?
Dr. Ahn is a Gastroenterologist near Santa Clara, CA.
What does a Gastroenterologist do?
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.
Is this Dr. Michael Ahn affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Ahn is affiliated with Kaiser Permanente Santa Clara Medical Center 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
When to see a Gastroenterologist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a 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 Michael Ahn accepting new patients in Santa Clara, CA?
Yes, Dr. Michael Ahn is accepting new patients at this time.
Does Dr. Michael Ahn offer online booking?
Please contact Dr. Ahn's office at (408) 851-1000 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Michael Ahn?
Please contact Dr. Ahn's office at (408) 851-1000 for information regarding telehealth appointment availability or for scheduling assistance.
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