Summary

Dr. Thomas Mastri is a gastroenterologist who has dedicated over four decades to digestive health care. He earned his medical degree from Rutgers Robert Wood Johnson Medical School and completed his residency at the Medical College of Pennsylvania and Hospital. With 41 years of clinical experience, Dr. Mastri has developed extensive expertise in diagnosing and treating conditions affecting the digestive system. He is fluent in English.

Dr. Mastri practices at Mary Washington Hospital and maintains locations throughout Fredericksburg, Virginia. His clinical focus includes treating colon polyps, hemorrhoids, and diverticular disease. He performs lower GI endoscopy and colonoscopy procedures to help diagnose and monitor digestive conditions. Patients consistently rate Dr. Mastri highly for his care, giving him an average rating of 4.8 out of 5 stars.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.8
  • 41 years of experience
  • 69 insurance plans accepted
  • speaks English
  • Medical College Of Pennsylvania And Hospital
  • 3 written reviews
  • 1 specialty
  • 13 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 4 office locations
  • Male

Office Locations

Dr. Thomas Alexander Mastri has 4 locations

Fall Hill Gastroenterology Associates

2601 Fall Hill AveFredericksburg, VA 22401
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Mary Washington Hospital

1001 Sam Perry BlvdFredericksburg, VA 22401

Spotsylvania Regional Medical Center

4600 Spotsylvania PkwyFredericksburg, VA 22408

Surgicenter Of Central Virginia

1500 Dixon St Ste 101Fredericksburg, VA 22401
Mon6:00 am - 5:00 pm
Tue6:00 am - 5:00 pm
Wed6:00 am - 5:00 pm
Thu6:00 am - 5:00 pm
Fri6:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Thomas Alexander Mastri, MDRachel Oliver, APRNJan Seiler, APRNBrendon Bower, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.8 
41 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English
Fredericksburg , VASACRAMENTO , CAMontgomery , ALTempe , AZ
Med School: Rutgers Robert Wood Johnson Medical School Med School: University of South Alabama Med School: Georgia State University Med School: University of Cincinnati
Current Profile
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Insurance Plans Accepted by Dr. Thomas Alexander Mastri

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Aetna - Medicare
  • Aetna - Medicare (Advantage HMO)
  • Aetna Better Health
  • Aetna Better Health - Medicaid (Managed)
  • AmeriHealth
  • Anthem Blue Cross
  • APWU
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield - Federal Employees Program
  • Blue Cross Blue Shield - Medicare
  • Blue Cross Blue Shield - PPO
  • Blue Cross Blue Shield of Illinois
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Rhode Island
  • Blue Cross Blue Shield of South Carolina
  • CareFirst Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield - PPO
  • CareFirst BlueCross BlueShield
  • CHAMPVA
  • Cigna
  • Cigna - PPO
  • Cigna-HealthSpring
  • Commonwealth Care Alliance
  • EmblemHealth
  • Fidelis Care (NY)
  • First Choice Health
  • Florida Blue: Blue Cross Blue Shield of Florida
  • GEHA
  • Golden Rule
  • HealthSmart
  • Horizon Blue Cross Blue Shield of New Jersey
  • Humana
  • Humana - HMO
  • Humana - Medicare
  • Humana - Medicare (Advantage HMO)
  • Innovation Health
  • Kaiser Permanente
  • Magellan Health
  • Magellan Health - DSNP
  • Medicaid
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Medicare - Medicare (Advantage HMO)
  • Meritain Health
  • Molina Healthcare
  • Mutual of Omaha
  • Optima Health
  • Optima Health - Medicaid (Managed)
  • Optimum HealthCare
  • Palmetto GBA
  • Premera Blue Cross
  • Presbyterian Health Plan/Presbyterian Insurance Company
  • Priority Partners
  • SAMBA
  • STLDentalPlan| LLC
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid (Managed)
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare Community Plan
  • UnitedHealthcare Oxford
  • Wellcare

Medical Specialties

Dr. Thomas Alexander Mastri has the following specialty

Specialty Expertise

Dr. Thomas Alexander Mastri has the following 13 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colonoscopy
  • Constipation
  • Gastrointestinal Hemorrhage
  • Hemorrhoids
  • Hepatitis C
  • Irritable Bowel Syndrome (IBS)
  • Pancreas inflammation (Pancreatitis)
  • Sepsis (Blood Poisoning)
  • Ulcerative Colitis

Certifications, License, & Education

41 Years Experience

MEDICAL LICENSE

Medical Doctor, Virginia, 2026, Active

EDUCATION & TRAINING

Residency

Medical College Of Pennsylvania And Hospital

Medical School

Rutgers Robert Wood Johnson Medical SchoolGraduated in 1985

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Frequently Asked Questions

Is Dr. Thomas Mastri accepting new patients?
Dr. Thomas Mastri is accepting new patients on Vitals. View Dr. Thomas Mastri's profile on Vitals to make an appointment.
What languages does Dr. Thomas Mastri speak?
Dr. Thomas Mastri speaks English.
Does Dr. Thomas Mastri accept virtual/telehealth appointments?
Dr. Thomas Mastri has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Thomas Mastri affiliated with?
Dr. Thomas Mastri is affiliated with Mary Washington Hospital.
Where is Dr. Thomas Mastri's office located?
Dr. Thomas Mastri's office is located at 2601 Fall Hill Ave, Fredericksburg, VA, 22401.

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