Doctor profile · Federal record
Dr. ROBERT BIERWIRTH, M.D.
Gastroenterology Physician (CMS: GASTROENTEROLOGY) · Hepatology Physician · CRANSTON, RI
- NPI 1053517565
- Accepts Medicare
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1150 RESERVOIR AVE, SUITE 201
CRANSTON, RI 029206068
(401) 943-1300 - Mailing address
-
PO BOX 202230
DALLAS, TX 753202230
Credentials & registration
- NPI registered
- June 2007 — 19 yrs on file
- Profile last updated
- October 15, 2025
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Rhode Island #13848
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1053517565. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
624
Distinct HCPCS
10
Medicare allowed
$86,699
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 89 | 86 | $78 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 79 | 58 | $130 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 74 | 73 | $251 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 72 | 72 | $103 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 64 | 56 | $91 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 56 | 54 | $175 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 36 | 26 | $80 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 36 | 36 | $181 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 31 | 30 | $171 | |
43249 |
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 23 | 20 | $145 |
In context: peer comparison
Among 1 peers in this city , average services per provider: 44. This provider delivers 14× the peer median.Open Payments
Industry payments received
All-time total
$129,131
Transactions
336
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 57 | $50,135.29 | |
| Phathom Pharmaceuticals, Inc. | 76 | $45,703.10 | |
| Madrigal Pharmaceuticals | 23 | $16,657.71 | |
| Gilead Sciences, Inc. | 22 | $13,776.50 | |
| ABBVIE INC. | 76 | $1,208.07 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 19 | $359.28 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 20 | $353.41 | |
| PFIZER INC. | 21 | $281.06 | |
| Intercept Pharmaceuticals, Inc. | 6 | $122.80 | |
| Lilly USA, LLC | 5 | $116.82 | |
| Boston Scientific Corporation | 1 | $101.06 | |
| VERTEX PHARMACEUTICALS INCORPORATED | 4 | $77.49 | |
| Ardelyx, Inc. | 3 | $70.47 | |
| QOL Medical, LLC | 1 | $43.90 | |
| Celgene Corporation | 2 | $43.37 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,207
Patients
245
Total drug cost
$341,432
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 349 | 93 | $5,261 |
| Famotidine | Generic | 294 | 66 | $4,474 |
| Omeprazole | Generic | 131 | 40 | $2,435 |
| Linzess (Linaclotide) | Brand | 99 | 18 | $67,096 |
| Motegrity (Prucalopride Succinate) | Brand | 49 | 0 | $24,799 |
| Dicyclomine Hcl | Generic | 45 | 0 | $1,324 |
| Creon (Lipase/Protease/Amylase) | Brand | 37 | 0 | $117,394 |
| Sucralfate | Generic | 33 | 0 | $4,085 |
| Esomeprazole Magnesium | Generic | 32 | 0 | $1,746 |
| Plenvu (Peg3350/Sod Sul/Nacl/Kcl/Asb/C) | Brand | 28 | 28 | $4,111 |