Doctor profile · Federal record
Dr. Samuel Dunn, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · North Little Rock, AR
- NPI 1689038416
- Accepts Medicare
- 10 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
3401 Springhill Dr Ste 400
North Little Rock, AR 721172928
(501) 945-3343
fax (501) 945-0770
Credentials & registration
- NPI registered
- April 2016 — 10 yrs on file
- Profile last updated
- July 18, 2023
- Year of graduation
- 2016 — 10 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Arkansas #E12110
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1689038416. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
661
Distinct HCPCS
10
Medicare allowed
$50,563
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
88305 |
Pathology examination of tissue using a microscope, intermediate complexity | 197 | 88 | $29 | |
88313 |
Special stained specimen slides to examine tissue including interpretation and report | 88 | 38 | $59 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 50 | 50 | $91 | |
88312 |
Special stained specimen slides to identify organisms including interpretation and report | 48 | 32 | $73 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 41 | 41 | $123 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 38 | 38 | $228 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 31 | 24 | $66 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 29 | 28 | $112 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 25 | 24 | $81 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 22 | 15 | $110 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 72. This provider delivers 9.2× the peer median.Open Payments
Industry payments received
All-time total
$1,178
Transactions
73
Manufacturers
13
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 36 | $425.52 | |
| Janssen Biotech, Inc. | 5 | $123.99 | |
| Regeneron Healthcare Solutions, Inc. | 3 | $90.15 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 5 | $82.43 | |
| PFIZER INC. | 5 | $79.75 | |
| GENZYME CORPORATION | 3 | $75.93 | |
| Phathom Pharmaceuticals, Inc. | 4 | $74.95 | |
| Merck Sharp & Dohme LLC | 3 | $62.35 | |
| Lilly USA, LLC | 3 | $59.93 | |
| AIMMUNE THERAPEUTICS, INC. | 3 | $57.45 | |
| Ipsen Biopharmaceuticals, Inc | 1 | $18.02 | |
| EVOKE PHARMA, INC. | 1 | $14.01 | |
| Ardelyx, Inc. | 1 | $13.54 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
182
Patients
120
Total drug cost
$16,941
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 50 | 33 | $1,005 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 47 | 43 | $784 |
| Omeprazole | Generic | 22 | 15 | $415 |
| Colestipol Hcl | Generic | 18 | 0 | $671 |
| Linzess (Linaclotide) | Brand | 16 | 0 | $11,547 |
| Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 16 | 16 | $286 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 13 | 13 | $2,234 |
Hospital affiliations
Frequently asked questions
What is Dr. Samuel Dunn's medical specialty?
Dr. Samuel Dunn practices Gastroenterology Physician in North Little Rock, AR.
Where does Dr. Samuel Dunn practice?
Dr. Samuel Dunn practices at 3401 Springhill Dr Ste 400, North Little Rock, AR 721172928. Office phone: 5019453343.
What is Dr. Samuel Dunn's NPI?
Dr. Samuel Dunn's National Provider Identifier (NPI) is 1689038416, issued by NPPES.
Does Dr. Samuel Dunn accept Medicare assignment?
Yes. Dr. Samuel Dunn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Samuel Dunn commonly perform?
Top Medicare-reported procedures in 2023: Pathology examination of tissue using a microscope, intermediate complexity (HCPCS 88305); Special stained specimen slides to examine tissue including interpretation and report (HCPCS 88313); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.