Summary

Dr. Thomas Malloy is a gastroenterology specialist who earned his medical degree from the Medical College of Wisconsin. With four decades of clinical experience, he focuses on diagnosive and therapeutic care for digestive system disorders. Dr. Malloy speaks both Spanish and English, helping him connect with diverse patient populations throughout the region.

Dr. Malloy practices at multiple Essentia Health locations across Minnesota and Wisconsin, including facilities in Duluth, Virginia, Deer River, Superior, and Ashland. He specializes in treating colon polyps, GERD, and diverticular disease. His expertise includes performing pathology tests and specialized biopsy procedures for comprehensive patient care. Patients rate Dr. Malloy 3.5 out of 5 stars for his gastroenterology services.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 3.5
  • 42 years of experience
  • speaks Spanish, English
  • Medical College Of Wisconsin
  • 2 written reviews
  • 1 specialty
  • 10 areas of expertise
  • 1 board certification
  • 8 hospital affiliations
  • 9 office locations
  • Male

Office Locations

Dr. Thomas G Malloy has 9 locations

Duluth Clinic

400 E 3rd StDuluth, MN 55805
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

Essentia Health Gastroenterology

420 E 1st St Fl 2Duluth, MN 55805
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

Essentia Health Saint Marys Hospital Superior

3500 Tower AveSuperior, WI 54880

Essentia Health-Northern Pines Clinic (Aurora)

115 10th Ave NE Ste ADeer River, MN 56636

Essentia Health-Northern Pines Clinic (Aurora)

1615 Maple Ln Ste 1Ashland, WI 54806
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

Essentia Health Virginia

901 9th St NVirginia, MN 55792

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Dr. Thomas G Malloy, MDJan Seiler, APRNDr. Steven Joseph Squillace, MDDr. Roderick Power Hood, MD
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients
3.5 
42 Years of Experience 42 Years of Experience 65 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks Spanish, English Speaks English Speaks Spanish, English
Duluth , MNMontgomery , ALDuluth , MNDuluth , MN
Med School: Medical College Of Wisconsin Med School: Georgia State University Med School: University Of Minnesota Medical School Med School: University of Minnesota, Twin Cities
Current Profile
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Insurance Plans Accepted by Dr. Thomas G Malloy

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Thomas G Malloy has the following specialty

Specialty Expertise

Dr. Thomas G Malloy 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

42 Years Experience

MEDICAL LICENSE

Medical Doctor, Minnesota, 2025, Inactive
Medical Doctor, Wisconsin, 2025, Expired

EDUCATION & TRAINING

Medical School

Medical College Of WisconsinGraduated in 1984

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Frequently Asked Questions

Where is Dr. Thomas Malloy's office located?
Dr. Thomas Malloy's office is located at 400 E 3rd St, Duluth, MN, 55805.
How can I make an appointment with Dr. Thomas Malloy?
You can find contact information for Dr. Thomas Malloy here on Vitals.
Does Dr. Thomas Malloy accept my insurance?
You can see the insurance plans that Dr. Thomas Malloy accepts on their Vitals profile.
Is Dr. Thomas Malloy accepting new patients?
Dr. Thomas Malloy is accepting new patients on Vitals. View Dr. Thomas Malloy's profile on Vitals to make an appointment.
Does Dr. Thomas Malloy accept virtual/telehealth appointments?
Dr. Thomas Malloy has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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