Doctor profile · Federal record
Dr. Michael Barker, MD
Gastroenterology Physician (CMS: Gastroenterology) · Internal Medicine Physician · Internal Medicine Physician · Baton Rouge, LA
- NPI 1750701355
- Accepts Medicare
- 12 yrs in practice
- Licensed in 2 states
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 2 locations .
- Primary practice
-
9103 Jefferson Hwy
Baton Rouge, LA 708092440
(225) 927-1190
fax (225) 927-0988 - Additional location
-
2451 Fillingim St
Mobile, AL 366172238
(251) 471-7891
fax (251) 471-1291 - Mailing address
-
Po Box 35629
Dallas, TX 752350629
Credentials & registration
- NPI registered
- April 2014 — 12 yrs on file
- Profile last updated
- July 6, 2021
- Year of graduation
- 2014 — 12 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State licenses (2)
- Louisiana #MD.208206 · Alabama #37134
- Medicaid
- LA #2361031
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1750701355. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
601
Distinct HCPCS
10
Medicare allowed
$56,890
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99439 |
Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 120 | 15 | $44 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 81 | 69 | $85 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 75 | 57 | $119 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 70 | 15 | $59 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 45 | 43 | $78 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 36 | 25 | $77 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 35 | 34 | $123 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 35 | 34 | $230 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 35 | 35 | $102 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 25 | 25 | $123 |
In context: peer comparison
Among 17 peers in Baton Rouge Gastroenterology Physician, average services per provider: 128. This provider delivers 4.7× the peer median.Open Payments
Industry payments received
All-time total
$1,184
Transactions
70
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 37 | $353.46 | |
| Micro-Tech Endoscopy USA, INC. | 1 | $192.32 | |
| Janssen Biotech, INC. | 6 | $117.29 | |
| Celgene Corporation | 4 | $91.85 | |
| Ardelyx, INC. | 5 | $86.46 | |
| Takeda Pharmaceuticals U.S.A., INC. | 4 | $70.96 | |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | 3 | $49.21 | |
| Pfizer INC. | 2 | $32.99 | |
| Medtronic, INC. | 2 | $32.32 | |
| Regeneron Healthcare Solutions, INC. | 1 | $24.65 | |
| Madrigal Pharmaceuticals | 1 | $22.42 | |
| Ipsen Biopharmaceuticals, INC | 1 | $21.96 | |
| Celltrion USA INC. | 1 | $20.21 | |
| Genzyme Corporation | 1 | $20.00 | |
| Phathom Pharmaceuticals, INC. | 1 | $17.43 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
744
Patients
296
Total drug cost
$122,588
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 241 | 75 | $3,095 |
| Pantoprazole Sodium | Generic | 150 | 52 | $1,917 |
| Linzess (Linaclotide) | Brand | 66 | 17 | $52,144 |
| Ondansetron Odt (Ondansetron) | Brand | 44 | 35 | $291 |
| Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) | Brand | 36 | 36 | $5,660 |
| Sutab (Sod Sulf/Pot Chloride/Mag Sulf) | Brand | 35 | 34 | $5,935 |
| Esomeprazole Magnesium | Generic | 26 | 0 | $372 |
| Dicyclomine Hcl | Generic | 25 | 14 | $263 |
| Colestipol Hcl | Generic | 23 | 0 | $1,941 |
| Sucralfate | Generic | 23 | 14 | $7,391 |
Hospital affiliations
Frequently asked questions
What is Dr. Michael Barker's medical specialty?
Dr. Michael Barker practices Gastroenterology Physician in Baton Rouge, LA.
Where does Dr. Michael Barker practice?
Dr. Michael Barker practices at 9103 Jefferson Hwy, Baton Rouge, LA 708092440. Office phone: 2259271190.
What is Dr. Michael Barker's NPI?
Dr. Michael Barker's National Provider Identifier (NPI) is 1750701355, issued by NPPES.
Does Dr. Michael Barker accept Medicare assignment?
Yes. Dr. Michael Barker accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Barker commonly perform?
Top Medicare-reported procedures in 2023: Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month (HCPCS 99439); Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.