Doctor profile · Federal record
Dr. Kevin Barker, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Gastroenterology Physician · Hattiesburg, MS
- NPI 1992790463
- Accepts Medicare
- 28 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
415 S 28Th Ave
Hattiesburg, MS 394017246
(601) 268-5680
fax (601) 268-5778
Credentials & registration
- NPI registered
- September 2005 — 21 yrs on file
- Profile last updated
- July 22, 2020
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Mississippi #20233 · Louisiana #MD.025422
- Medicaid
- MS #05483521
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1992790463. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
702
Distinct HCPCS
10
Medicare allowed
$89,261
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 124 | 122 | $236 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 101 | 99 | $78 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 85 | 70 | $81 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 65 | 63 | $118 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 63 | 63 | $152 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 58 | 58 | $136 | |
99212 |
Established patient office or other outpatient visit, 10-19 minutes | 51 | 49 | $52 | |
G0105 |
Colorectal cancer screening; colonoscopy on individual at high risk | 35 | 35 | $171 | |
43248 |
Insertion of guide wire with dilation of esophagus using a flexible endoscope | 34 | 34 | $124 | |
36415 |
Insertion of needle into vein for collection of blood sample | 17 | 15 | $8 |
In context: peer comparison
Among 5 peers in Hattiesburg Gastroenterology Physician, average services per provider: 107. This provider delivers 6.6× the peer median.Open Payments
Industry payments received
All-time total
$1,564
Transactions
100
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 40 | $581.09 | |
| Celgene Corporation | 15 | $205.73 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 11 | $132.51 | |
| Janssen Biotech, INC. | 6 | $109.39 | |
| Takeda Pharmaceuticals U.S.A., INC. | 5 | $103.17 | |
| Aimmune Therapeutics, INC. | 5 | $75.92 | |
| Madrigal Pharmaceuticals | 4 | $74.63 | |
| Evoke Pharma, INC. | 1 | $39.90 | |
| Celltrion USA INC. | 2 | $30.62 | |
| Pfizer INC. | 2 | $30.43 | |
| Qol Medical, LLC | 2 | $30.39 | |
| Gilead Sciences, INC. | 2 | $30.19 | |
| Braintree Laboratories, INC. | 2 | $30.05 | |
| Phathom Pharmaceuticals, INC. | 2 | $29.99 | |
| Regeneron Healthcare Solutions, INC. | 1 | $24.68 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,348
Patients
502
Total drug cost
$157,599
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 659 | 199 | $9,136 |
| Famotidine | Generic | 168 | 44 | $1,715 |
| Linzess (Linaclotide) | Brand | 85 | 24 | $66,803 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 58 | 57 | $10,307 |
| Omeprazole | Generic | 57 | 15 | $749 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 55 | 53 | $1,582 |
| Sucralfate | Generic | 48 | 29 | $2,373 |
| Dicyclomine Hcl | Generic | 46 | 23 | $1,017 |
| Gavilyte-G (Peg3350/Sod Sulf,Bicarb,Cl/Kcl) | Brand | 33 | 33 | $589 |
| Lactulose | Generic | 32 | 12 | $1,343 |
Frequently asked questions
What is Dr. Kevin Barker's medical specialty?
Dr. Kevin Barker practices Gastroenterology Physician in Hattiesburg, MS.
Where does Dr. Kevin Barker practice?
Dr. Kevin Barker practices at 415 S 28Th Ave, Hattiesburg, MS 394017246. Office phone: 6012685680.
What is Dr. Kevin Barker's NPI?
Dr. Kevin Barker's National Provider Identifier (NPI) is 1992790463, issued by NPPES.
Does Dr. Kevin Barker accept Medicare assignment?
Yes. Dr. Kevin Barker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kevin Barker commonly perform?
Top Medicare-reported procedures in 2023: Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.