Are you Thomas G. Malloy, M.D.? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileAt a glance
- 400 E 3Rd St, Essentia Health Duluth Clinic, Duluth, MN 55805
About Dr. Malloy
Based in Duluth, MN, Thomas G. Malloy, M.D. is listed in the NPI registry under gastroenterology. Medicare claims data shows Thomas provided 28 services to 28 patients. The services billed most often include removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope. NPI 1285696161 identifies this record in the national registry.
Factual summary compiled by Guide.md from public records; not written by this provider.
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (218) 786-8364
- Email not available
Practice Locations
400 E 3RD ST ESSENTIA HEALTH DULUTH CLINIC
Duluth, MN 55805
Conditions Commonly Evaluated or Treated
Within Gastroenterology generally. Availability varies by clinician, training and location — this profile has not been claimed, so nothing here is a personal claim by the provider.
Conditions
Most searched conditions
- Acid reflux
- Celiac disease
- Crohn's disease
- Hemorrhoids
- IBS
- Swallowing difficulties
- Ulcerative colitis
Biliary and pancreas
Colon and anorectal
Esophagus and swallowing
Functional bowel and motility
Liver
- Ascites
- Autoimmune hepatitis
- Cirrhosis
- Fatty liver disease
- Hemochromatosis
- Hepatitis B
- Hepatitis C
- Portal hypertension
Stomach and duodenum
Bowel & Colon
Digestive Symptoms
Gallbladder & Bile Ducts
Procedures & services
Most searched procedures
Lower endoscopy
Upper endoscopy
Capsule and physiology testing
Diagnostic Testing
Liver procedures
Treatments
Procedures Most Often Billed to Medicare
28 services · 28 patients · 2 distinct codes
| Procedure | Type | Code | Services | Compared with peers |
|---|---|---|---|---|
| Removal of polyps or growths of large bowel using an endoscope with mechanical snare | Procedure | 45385 |
16 | Less often than most peers in Gastroenterology |
| Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | Procedure | 43239 |
12 | Less often than most peers in Gastroenterology |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other gastroenterologists in Duluth 8
Same specialty, same city.
Also performs Removal of polyps or growths of large bowel using an endoscope with mechanical snare 8
Providers in MN who bill this service to Medicare most often.
Common questions
What is Thomas G. Malloy's specialty?
Thomas G. Malloy is a gastroenterologist in Duluth, MN. That is the designation recorded for this NPI in the federal registry, where it is listed as “Gastroenterology”.
NPI registry
Where can I find Thomas G. Malloy?
Thomas G. Malloy is listed at 400 E 3Rd St Essentia Health Duluth Clinic, Duluth, MN 55805. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Thomas G. Malloy?
The number on file is (218) 786-8364. Contact the office directly to confirm availability and scheduling.
NPI registry
What is the NPI for Thomas G. Malloy?
Thomas G. Malloy's National Provider Identifier is 1285696161. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
How much experience does Thomas G. Malloy have?
Thomas G. Malloy has 20+ years experience. Registered with an NPI since 2006. National Provider Identifiers only began in 2005, so a provider who qualified earlier may have practiced for longer than this.
NPI registry
What is Thomas G. Malloy known for?
According to Medicare billing data, Thomas G. Malloy performs procedures including removal of polyps or growths of large bowel using an endoscope with mechanical snare and biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Is Thomas G. Malloy's profile verified?
Not yet. This profile is built from public federal data and has not been confirmed by Thomas G. Malloy. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.