Doctor profile · Federal record
Dr. Thomas Malloy, M.D.
Gastroenterology Physician · Gastroenterology Physician · Duluth, MN
- NPI 1285696161
- 20 yrs on file
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 E 3Rd St, Essentia Health Duluth Clinic
Duluth, MN 558051951
(218) 786-8364
fax (218) 786-8364
Credentials & registration
- NPI registered
- April 2006 — 20 yrs on file
- Profile last updated
- May 6, 2014
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Minnesota #107458 · Wisconsin #31007
- Medicaid
- WI #31598000
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1285696161. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
37
Distinct HCPCS
3
Medicare allowed
$4,973
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 13 | 13 | $232 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 12 | 12 | $64 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 12 | 12 | $99 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 27. This provider delivers 1.4× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
79
Patients
62
Total drug cost
$1,467
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 49 | 49 | $999 |
| Omeprazole | Generic | 30 | 13 | $468 |
Frequently asked questions
What is Dr. Thomas Malloy's medical specialty?
Dr. Thomas Malloy practices Gastroenterology Physician in Duluth, MN.
Where does Dr. Thomas Malloy practice?
Dr. Thomas Malloy practices at 400 E 3Rd St, Duluth, MN 558051951. Office phone: 2187868364.
What is Dr. Thomas Malloy's NPI?
Dr. Thomas Malloy's National Provider Identifier (NPI) is 1285696161, issued by NPPES.
What procedures does Dr. Thomas Malloy commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380). Source: CMS Medicare Physician & Other Practitioners file.