Summary

Dr. Christopher Marshall is a gastroenterologist who has dedicated 22 years to treating digestive system disorders. He earned his medical degree from UMass Chan Medical School in Worcester, Massachusetts, where he also completed both his residency and fellowship training. Dr. Marshall holds board certification in internal medicine from the American Board of Internal Medicine. He communicates with patients in English.

Dr. Marshall practices at UMass Memorial Medical Center, with locations across Worcester, Massachusetts. He specializes in treating complex digestive conditions including gastroparesis, cannabis hyperemesis syndrome, and severe nausea. His expertise includes performing advanced imaging procedures such as MR enterograms and abdominal MRI scans to diagnose gastrointestinal conditions. Patients rate Dr. Marshall 4.4 out of 5 stars for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.4
  • 22 years of experience
  • 22 insurance plans accepted
  • speaks English
  • UMass Chan Medical School
  • 4 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Christopher A Marshall has 3 locations

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Christopher A Marshall, MD
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Christopher A Marshall, MDAshley Anderson, APRNTheresa Obonyano, APRNJan Seiler, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.4 
22 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Worcester , MASacramento , CASacramento , CAMontgomery , AL
Med School: UMass Chan Medical School, Worcester, MA Med School: East Tennessee State University - Quillen College of Medicine Med School: The University of Texas Health Science Center at Houston Med School: Georgia State University
Current Profile
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Insurance Plans Accepted by Christopher A Marshall

  • AARP
  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of Massachusetts
  • Cigna
  • Fallon Community Health Plan (FCHP)
  • Fallon Community Health Plan (FCHP) - Medicaid (Managed)
  • Harvard Pilgrim Health Care
  • Health New England
  • Humana
  • MassHealth - Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (HMO Plans)
  • Medicare
  • Medicare - Medicare
  • Meritain Health
  • Meritain Health - HMO
  • Neighborhood Health Plan
  • Tufts Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - PPO

Medical Specialties

Christopher A Marshall has the following specialty

Specialty Expertise

Christopher A Marshall has the following 10 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

22 Years Experience

Christopher A Marshall holds an expired medical license in the state of Massachusetts. They are board certified in Internal medicine by the American Board of Internal Medicine.

Board Certifications

Board certified in Internal medicine by the American Board of Internal Medicine.

Medical License

Medical Doctor with an expired medical license in the state of Massachusetts that expired in 2026.

Education & Training

Fellowship

Completed their fellowship at UMass Chan Medical School.

Residency

Completed their residency at UMass Chan Medical School.

Medical School

Graduated from UMass Chan Medical School, Worcester, MA in 2004.

NPI Number

Christopher A Marshall's NPI number is 1942306261.

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Frequently Asked Questions

How can I make an appointment with Christopher Marshall?
You can find contact information for Christopher Marshall here on Vitals.
Where is Christopher Marshall's office located?
Christopher Marshall's office is located at 55 Lake Ave N, Worcester, MA, 01655.
Does Christopher Marshall accept virtual/telehealth appointments?
Christopher Marshall has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Christopher Marshall affiliated with?
Christopher Marshall is affiliated with Umass Memorial Medical Center.
Does Christopher Marshall accept my insurance?
You can see the insurance plans that Christopher Marshall accepts on their Vitals profile.

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