Doctor profile · Federal record
Dr. William Anderson, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Baton Rouge, LA
- NPI 1598730707
- Accepts Medicare
- MIPS 77.4 / 100 · 2023
- 44 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
9103 Jefferson Hwy
Baton Rouge, LA 708092440
(225) 927-1190
fax (225) 706-0160
Credentials & registration
- NPI registered
- February 2006 — 20 yrs on file
- Profile last updated
- November 7, 2014
- Year of graduation
- 1982 — 44 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Louisiana #016561
- Medicaid
- LA #1366102
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1598730707. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
171
Distinct HCPCS
8
Medicare allowed
$16,854
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 34 | 21 | $77 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 28 | 28 | $127 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 28 | 15 | $116 | |
99221 |
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes | 26 | 26 | $82 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 19 | 18 | $112 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 14 | 13 | $95 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 11 | 11 | $115 | |
99231 |
Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | 11 | 11 | $49 |
In context: peer comparison
Among 17 peers in Baton Rouge Gastroenterology Physician, average services per provider: 128. This provider delivers 1.3× the peer median.Open Payments
Industry payments received
All-time total
$247
Transactions
20
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Abbvie INC. | 17 | $182.84 | |
| Ipsen Biopharmaceuticals, INC | 1 | $27.03 | |
| Gilead Sciences, INC. | 1 | $23.25 | |
| Intercept Pharmaceuticals, INC. | 1 | $13.72 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
40
Patients
12
Total drug cost
$1,390
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 16 | 0 | $331 |
| Omeprazole | Generic | 12 | 0 | $149 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,Mag Sulfates) | Brand | 12 | 12 | $910 |
Hospital affiliations
Frequently asked questions
What is Dr. William Anderson's medical specialty?
Dr. William Anderson practices Gastroenterology Physician in Baton Rouge, LA.
Where does Dr. William Anderson practice?
Dr. William Anderson practices at 9103 Jefferson Hwy, Baton Rouge, LA 708092440. Office phone: 2259271190.
What is Dr. William Anderson's NPI?
Dr. William Anderson's National Provider Identifier (NPI) is 1598730707, issued by NPPES.
Does Dr. William Anderson accept Medicare assignment?
Yes. Dr. William Anderson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Anderson commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.