42 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Marcus, Gastroenterologist in Mountain View, CA?
Dr. Samuel Marcus, MD is a Gastroenterologist, who primarily practices in Mountain View, CA with 1 additional practice location. He has been practicing for over 42 years. Dr. Marcus graduated from University of Liverpool Faculty of Health and Life Sciences and completed his residency at Liverpool University School of Medicine. Dr. Marcus is fluent in English, and is currently seeing new patients. Dr. Marcus’s practice accepts Kaiser Permanente, Medicare, Aetna, Cigna, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Marcus’s office at (650) 988-7488.
What are Areas of Expertise for Dr. Marcus?
Dr. Samuel Marcus, MD is a highly-rated, board-certified Gastroenterologist known for expertly diagnosing, treating, and managing a wide array of related conditions and procedures. Utilizing the latest medical advancements and evidence-based practices, Dr. Marcus empowers patients to confidently navigate their health journey, specializing in Endoscopy, Inflammatory Bowel Disease, Obesity, Ulcerative Colitis/Crohn's, and comprehensive wellness support. Serving the Mountain View, CA community, Dr. Marcus is dedicated to enhancing lives through expert, patient-centered care.
Where did Dr. Marcus go to medical school and complete their residency?
Fellowship: University Of Bristol, Faculty Of Medicine and Dentistry
Residency: Liverpool University School of Medicine | Liverpool University School of Medicine - Internal Medicine | LIVERPOOL UNIVERSITY
Medical School: University Of Liverpool- Fac Of Med- Liverpool- Uk | University of Liverpool Faculty of Health and Life Sciences
What languages does Dr. Marcus speak?
Dr. Marcus and their clinical team can communicate with patients in the following languages:
English
What conditions does a Gastroenterologist like Dr. Marcus typically treat?
As a Gastroenterologist, Dr. Marcus 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. Marcus. 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:
- Stomach Inflammation
- Stomach Disorder
- Gastritis & Gastropathy
- Gastritis
- Inflamed stomach lining
- Stomach lining inflammation
ICD-10 Codes:
- K2970: Gastritis, unspecified, without bleeding
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:
- Upper Middle Abdominal Pain
- Abdominal Pain
- Epigastric pain
- Pain below breastbone
- Upper stomach pain
ICD-10 Codes:
- R1013: Epigastric pain
What procedures does a Gastroenterologist like Dr. Marcus typically perform?
As a Gastroenterologist, Dr. Marcus 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. Marcus. 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:
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy with Biopsy
- Colonoscopy with Polyp Removal
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
CPT Codes:
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 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:
- 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)
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)
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
Does Dr. Marcus accept my insurance?
Dr. Marcus accepts most major insurance plans. Important: Please call our office at (650) 988-7488 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Marcus accept in Mountain View, CA?
Dr. Marcus in Mountain View, CA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
BCBS Unspecified
Blue Shield of California
Cigna Group
Corporate Services
CVS Health (formerly Aetna)
Elevance Health Inc. (formerly Anthem)
Medicare
Spectrum
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Marcus' office located?
Dr. Samuel Marcus' Primary Practice
2490 Hospital Dr Ste 211
Mountain View, CA 94040
(650) 988-7488
What is Dr. Marcus's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marcus's National Provider Identifier (NPI) number is 1396717740.
What common questions do patients ask about Dr. Marcus?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marcus
What is Dr. Samuel Marcus's specialty?
Dr. Marcus is a Gastroenterologist near Mountain View, 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. Samuel Marcus affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Marcus is affiliated with Stanford Health Care - Stanford 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
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 Samuel Marcus accepting new patients in Mountain View, CA?
Yes, Dr. Samuel Marcus is accepting new patients at this time.
Does Dr. Samuel Marcus offer online booking?
Please contact Dr. Marcus's office at (650) 988-7488 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Samuel Marcus?
Please contact Dr. Marcus's office at (650) 988-7488 for information regarding telehealth appointment availability or for scheduling assistance.
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