Doctor profile · Federal record
Dr. Timothy Rubin, MD
Gastroenterology Physician (CMS: Gastroenterology) · Duluth, MN
- NPI 1801830856
- Accepts Medicare
- 33 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
400 E 3Rd St
Duluth, MN 558051951
(218) 786-8364
Credentials & registration
- NPI registered
- June 2006 — 20 yrs on file
- Profile last updated
- May 26, 2011
- Year of graduation
- 1993 — 33 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Minnesota #37514
- Medicaid
- MN #647824700
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801830856. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
169
Distinct HCPCS
7
Medicare allowed
$14,712
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
91200 |
Measurement of liver stiffness | 53 | 53 | $10 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 28 | 28 | $64 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 23 | 23 | $105 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 19 | 16 | $62 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 18 | 18 | $168 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 17 | 17 | $237 | |
43248 |
Insertion of guide wire with dilation of esophagus using a flexible endoscope | 11 | 11 | $156 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 27. This provider delivers 6.3× the peer median.Medicare Part D · 2023
Top prescriptions
Total claims
260
Patients
194
Total drug cost
$28,421
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 199 | 194 | $5,113 |
| Dicyclomine Hcl | Generic | 19 | 0 | $662 |
| Omeprazole | Generic | 17 | 0 | $227 |
| Xifaxan (Rifaximin) | Brand | 13 | 0 | $21,534 |
| Loperamide (Loperamide Hcl) | Brand | 12 | 0 | $884 |
Frequently asked questions
What is Dr. Timothy Rubin's medical specialty?
Dr. Timothy Rubin practices Gastroenterology Physician in Duluth, MN.
Where does Dr. Timothy Rubin practice?
Dr. Timothy Rubin practices at 400 E 3Rd St, Duluth, MN 558051951. Office phone: 2187868364.
What is Dr. Timothy Rubin's NPI?
Dr. Timothy Rubin's National Provider Identifier (NPI) is 1801830856, issued by NPPES.
Does Dr. Timothy Rubin accept Medicare assignment?
Yes. Dr. Timothy Rubin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Timothy Rubin commonly perform?
Top Medicare-reported procedures in 2023: Measurement of liver stiffness (HCPCS 91200); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43235). Source: CMS Medicare Physician & Other Practitioners file.