Doctor profile · Federal record
Dr. Elizabeth Decker, DO
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Internal Medicine Physician · Warwick, RI
- NPI 1811257934
- Accepts Medicare
- 15 yrs in practice
- Licensed in 2 states
- Female
- Solo practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
455 Toll Gate RD
Warwick, RI 028862759
(401) 737-7010 - Additional location
-
1407 S County Trl Ste 410
East Greenwich, RI 02818
(401) 886-4040
fax (401) 421-2492
Credentials & registration
- NPI registered
- May 2012 — 14 yrs on file
- Profile last updated
- February 20, 2023
- Year of graduation
- 2011 — 15 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Rhode Island #DO00930 · Florida #UO2738
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1811257934. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
276
Distinct HCPCS
9
Medicare allowed
$32,922
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 60 | 40 | $80 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 40 | 39 | $100 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 39 | 39 | $131 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 32 | 32 | $248 | |
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 | 27 | 27 | $5 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 26 | 26 | $115 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 25 | 22 | $130 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 15 | 15 | $178 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $169 |
In context: peer comparison
Among 2 peers in this city , average services per provider: 62. This provider delivers 4.5× the peer median.Open Payments
Industry payments received
All-time total
$1,302
Transactions
69
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 29 | $376.22 | |
| Phathom Pharmaceuticals, Inc. | 8 | $174.44 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 5 | $118.59 | |
| Lilly USA, LLC | 5 | $109.44 | |
| Regeneron Healthcare Solutions, Inc. | 4 | $101.95 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 3 | $86.70 | |
| PFIZER INC. | 3 | $67.13 | |
| GENZYME CORPORATION | 2 | $59.07 | |
| Ardelyx, Inc. | 2 | $41.11 | |
| Gilead Sciences, Inc. | 2 | $34.75 | |
| IRONWOOD PHARMACEUTICALS, INC | 2 | $33.75 | |
| Janssen Biotech, Inc. | 1 | $33.51 | |
| Fresenius Kabi USA, LLC | 1 | $23.30 | |
| Alnylam Pharmaceuticals Inc. | 1 | $22.36 | |
| Celgene Corporation | 1 | $19.37 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
650
Patients
108
Total drug cost
$68,874
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 259 | 47 | $2,782 |
| Omeprazole | Generic | 207 | 61 | $3,371 |
| Famotidine | Generic | 55 | 0 | $870 |
| Dicyclomine Hcl | Generic | 30 | 0 | $646 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 18 | 0 | $2,019 |
| Linzess (Linaclotide) | Brand | 16 | 0 | $8,986 |
| Esomeprazole Magnesium | Generic | 14 | 0 | $721 |
| Sucralfate | Generic | 14 | 0 | $3,679 |
| Xifaxan (Rifaximin) | Brand | 14 | 0 | $44,861 |
| Cholestyramine Light (Cholestyramine/Aspartame) | Brand | 12 | 0 | $168 |
Frequently asked questions
What is Dr. Elizabeth Decker's medical specialty?
Dr. Elizabeth Decker practices Gastroenterology Physician in Warwick, RI.
Where does Dr. Elizabeth Decker practice?
Dr. Elizabeth Decker practices at 455 Toll Gate RD, Warwick, RI 028862759. Office phone: 4017377010.
What is Dr. Elizabeth Decker's NPI?
Dr. Elizabeth Decker's National Provider Identifier (NPI) is 1811257934, issued by NPPES.
Does Dr. Elizabeth Decker accept Medicare assignment?
Yes. Dr. Elizabeth Decker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Elizabeth Decker commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222). Source: CMS Medicare Physician & Other Practitioners file.