Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Mayer, Gastroenterologist in La Jolla, CA?
Dr. Andrew Mayer, MD is a Gastroenterologist, who primarily practices in La Jolla, CA. He is board certified. Dr. Mayer graduated from University at Buffalo State University of New York School of Medicine & Biomedical Sciences and completed his residency at Cedar Sinai Medical Center, Los Angeles, CA. Dr. Mayer is fluent in English and Spanish, and is currently seeing new patients. Dr. Mayer’s practice accepts Kaiser Permanente, Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Mayer’s office at (858) 453-5200.
Where did Dr. Mayer go to medical school and complete their residency?
Fellowship: University of New Mexico Health Sciences Center
Residency: Cedar Sinai Medical Center, Los Angeles, CA
Medical School: University at Buffalo State University of New York School of Medicine & Biomedical Sciences
Is Dr. Mayer board certified as a Gastroenterologist?
Yes, Dr. Andrew Mayer, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Mayer speak?
Dr. Mayer and their clinical team can communicate with patients in the following languages:
English
Spanish
What conditions does Dr. Mayer treat?
As a Gastroenterologist, Dr. Mayer 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. Mayer. 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:
- Colon Polyps
- Colonic Polyps
- Colorectal polyps
- Bowel polyps
- Intestinal polyps
ICD-10 Codes:
- K635: Polyp of colon
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z860100: Personal history of colon polyps, unspecified
- Z86010: Personal history of colon polyps
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:
- Change in Bowel Habits
- Bowel Movement
- Altered Bowel Habits
- Irregular Bowel Movements
- Changes in Pooping
ICD-10 Codes:
- R194: Change in bowel habit
Also known as:
- Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
What procedures does Dr. Mayer perform?
As a Gastroenterologist, Dr. Mayer 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. Mayer. 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 Bleeding Control
- 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
- Endoscopic Hemostasis
- Colonoscopy for Bleeding
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)
- 45382: Colonoscopy, flexible; with control of bleeding, any method
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
- Esophagus Widening Procedure (Endoscopic)
- Colonoscopy with Injections
- Flexible Sigmoidoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- EGD with Biopsy
- Esophagogastroduodenoscopy
- Upper GI Endoscopy
- Stomach Scope with Sample
- Esophageal Dilation
- EGD with Dilation
- Upper Endoscopy with Widening
- Flexible Colonoscopy with Injection
- Colon Scope with Medication
- Therapeutic Colonoscopy
- Sigmoid Colon Scope with Biopsy
- Lower Endoscopy with Tissue Sample
- Flexible Sigmoidoscopy and Biopsy
- Rectum and Lower Colon Exam
CPT Codes:
- 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
- 45381: Colonoscopy, flexible; with directed submucosal injection(s), any substance
- 45331: Sigmoidoscopy, flexible; with biopsy, single or multiple
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. Mayer accept my insurance?
Dr. Mayer accepts most major insurance plans. Important: Please call our office at (858) 453-5200 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Mayer accept in La Jolla, CA?
Dr. Mayer 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
CVS Health (formerly Aetna)
Hackensack Meridian Health
Medicare
Other Support Agencies/Consultants
Presence Health
Scripps Health
State of Tennessee
View All Insurances
Where is Dr. Mayer's office located?
Dr. Andrew Mayer's Primary Practice
9850 Genesee Ave Ste 820
La Jolla, CA 92037
(858) 453-5200
What is Dr. Mayer's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Mayer's National Provider Identifier (NPI) number is 1215949201.
What common questions do patients ask about Dr. Mayer?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Mayer
What is Dr. Andrew Mayer's specialty?
Dr. Mayer 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. Mayer to book an appointment today.
Is this Dr. Andrew Mayer affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Mayer is affiliated with Scripps Memorial Hospital La Jolla, Sharp Grossmont 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 Andrew Mayer accepting new patients in La Jolla, CA?
Yes, Dr. Andrew Mayer is accepting new patients at this time.
Does Dr. Andrew Mayer offer online booking?
Please contact Dr. Mayer's office at (858) 453-5200 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Andrew Mayer?
Please contact Dr. Mayer's office at (858) 453-5200 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Andrew Mayer have?
Dr. Andrew Mayer is certified by the American Board of Internal Medicine.
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