Doctor profile · Federal record
Dr. Peter Margolis, MD
Gastroenterology Physician (CMS: Gastroenterology) · Providence, RI
- NPI 1659457133
- Accepts Medicare
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
33 Staniford St
Providence, RI 029053105
(401) 421-8800
fax (401) 273-6510
Credentials & registration
- NPI registered
- October 2006 — 20 yrs on file
- Profile last updated
- July 8, 2007
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Rhode Island #8139
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1659457133. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
687
Distinct HCPCS
9
Medicare allowed
$83,548
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 223 | 180 | $130 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 121 | 118 | $88 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 91 | 91 | $146 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 89 | 89 | $5 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 49 | 49 | $254 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 46 | 46 | $182 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 29 | 28 | $92 | |
43248 |
Insertion of guide wire with dilation of esophagus using a flexible endoscope | 25 | 21 | $163 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 14 | 14 | $185 |
In context: peer comparison
Among 17 peers in Providence Gastroenterology Physician, average services per provider: 378. This provider delivers 1.8× the peer median.Open Payments
Industry payments received
All-time total
$1,672
Transactions
82
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 44 | $685.76 | |
| Celgene Corporation | 11 | $321.70 | |
| Janssen Biotech, INC. | 8 | $240.31 | |
| Pfizer INC. | 6 | $122.80 | |
| Gilead Sciences, INC. | 3 | $62.53 | |
| Lilly USA, LLC | 2 | $58.39 | |
| Takeda Pharmaceuticals U.S.A., INC. | 2 | $55.18 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 2 | $48.63 | |
| Intercept Pharmaceuticals, INC. | 1 | $29.10 | |
| Ironwood Pharmaceuticals, INC | 1 | $19.74 | |
| Madrigal Pharmaceuticals | 1 | $14.57 | |
| Daiichi Sankyo INC. | 1 | $13.55 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
2,569
Patients
705
Total drug cost
$176,927
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 1,033 | 292 | $18,743 |
| Omeprazole | Generic | 806 | 234 | $15,516 |
| Sucralfate | Generic | 191 | 49 | $6,219 |
| Famotidine | Generic | 171 | 56 | $3,270 |
| Linzess (Linaclotide) | Brand | 110 | 23 | $62,051 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 42 | 0 | $12,585 |
| Lansoprazole | Generic | 41 | 14 | $4,109 |
| Esomeprazole Magnesium | Generic | 37 | 13 | $1,431 |
| Hydrocortisone | Generic | 33 | 24 | $1,047 |
| Colesevelam Hcl | Generic | 22 | 0 | $3,233 |
Hospital affiliations
Frequently asked questions
What is Dr. Peter Margolis's medical specialty?
Dr. Peter Margolis practices Gastroenterology Physician in Providence, RI.
Where does Dr. Peter Margolis practice?
Dr. Peter Margolis practices at 33 Staniford St, Providence, RI 029053105. Office phone: 4014218800.
What is Dr. Peter Margolis's NPI?
Dr. Peter Margolis's National Provider Identifier (NPI) is 1659457133, issued by NPPES.
Does Dr. Peter Margolis accept Medicare assignment?
Yes. Dr. Peter Margolis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Peter Margolis commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); 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.