15 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Marshall, Gastroenterologist in Worcester, MA?
Dr. Christopher Marshall, MD is a Gastroenterologist, who primarily practices in Worcester, MA with 2 additional practice locations. He has been practicing for over 15 years and is board certified. Dr. Marshall completed his residency at UMass Chan Medical School. He is a member of the UMass Memorial Medical Group. Dr. Marshall is fluent in English, and is currently seeing new patients. Dr. Marshall’s practice accepts Medicare, UnitedHealthcare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Marshall’s office at (508) 334-2846.
Where did Dr. Marshall go to medical school and complete their residency?
Fellowship: UMass Chan Medical School
Residency: UMass Chan Medical School
Medical School: UMass Chan Medical School, Worcester, MA
Is Dr. Marshall board certified as a Gastroenterologist?
Yes, Dr. Christopher Marshall, MD is board certified by the American Board of Internal Medicine
What languages does Dr. Marshall speak?
Dr. Marshall and their clinical team can communicate with patients in the following languages:
English
What conditions does Dr. Marshall treat?
As a Gastroenterologist, Dr. Marshall 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. Marshall. 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:
- Abdominal Pain
- Stomach Ache
- Belly Pain
- Stomach Pain
ICD-10 Codes:
- R109: Unspecified abdominal pain
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Diarrhea
- Loose stools
- Runny poop
- Frequent bowel movements
ICD-10 Codes:
- R197: Diarrhea, unspecified
Also known as:
- Gastrointestinal Bleeding
- Gastrointestinal (GI) Bleeding
- GI Bleeding
- Internal Digestive Bleeding
- Digestive Tract Hemorrhage
ICD-10 Codes:
- K922: Gastrointestinal hemorrhage, unspecified
Also known as:
- Crohn's Disease
- Crohn’s Disease
- Regional Enteritis
- Inflammatory Bowel Disease (IBD)
- Terminal Ileitis
ICD-10 Codes:
- K5090: Crohn's disease, unspecified, without complications
What procedures does Dr. Marshall perform?
As a Gastroenterologist, Dr. Marshall 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. Marshall. 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
- 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
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
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:
- Capsule Endoscopy
- Pill Camera
- Wireless Capsule Endoscopy
- Small Bowel Capsule Endoscopy
- Intestinal Imaging Pill
CPT Codes:
- 91110: Gastrointestinal tract imaging, intraluminal (eg, capsule endoscopy), esophagus through ileum, with interpretation and report
Does Dr. Marshall accept my insurance?
Dr. Marshall accepts most major insurance plans. Important: Please call our office at (508) 334-2846 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Marshall accept in Worcester, MA?
Dr. Marshall in Worcester, MA accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Compassionate Care Hospice
CVS Health (formerly Aetna)
Liberty HealthShare
Medicare
Molina
SGS North America Inc
State of Tennessee
UMass Memorial Health Care
UnitedHealthcare
View All Insurances
Where is Dr. Marshall's office located?
Dr. Christopher Marshall's Primary Practice
55 Lake Ave N
Worcester, MA 01655
(508) 334-2846
Recognitions
Memberships & Associations
UMass Memorial Medical Group
Member
What is Dr. Marshall's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Marshall's National Provider Identifier (NPI) number is 1942306261.
What common questions do patients ask about Dr. Marshall?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Marshall
What is Dr. Christopher Marshall's specialty?
Dr. Marshall is a Gastroenterologist near Worcester, MA. 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. Marshall to book an appointment today.
Is this Dr. Christopher Marshall affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Marshall is affiliated with UMass Memorial 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
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 Christopher Marshall accepting new patients in Worcester, MA?
Yes, Dr. Christopher Marshall is accepting new patients at this time.
Does Dr. Christopher Marshall offer online booking?
Please contact Dr. Marshall's office at (508) 334-2846 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Christopher Marshall?
Please contact Dr. Marshall's office at (508) 334-2846 for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Christopher Marshall have?
Dr. Christopher Marshall is certified by the American Board of Internal Medicine.
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