Doctor profile · Federal record
Dr. William Sonnier, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Student in an Organized Health Care Education/Training Program · Internal Medicine Physician · Mobile, AL
- NPI 1386089001
- Accepts Medicare
- MIPS 94.4 / 100 · 2023
- 13 yrs in practice
- Male
- Solo practice
- No sanctions
Practice & contact
- Primary practice
-
2451 Fillingim St
Mobile, AL 366172238
(251) 471-7891
fax (251) 470-1291 - Mailing address
-
Po Box 40480
Mobile, AL 366400480
Credentials & registration
- NPI registered
- May 2013 — 13 yrs on file
- Profile last updated
- May 31, 2019
- Year of graduation
- 2013 — 13 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Alabama #33522
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1386089001. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
282
Distinct HCPCS
10
Medicare allowed
$30,388
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 50 | 36 | $92 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 39 | 21 | $75 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 35 | 34 | $75 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 35 | 25 | $63 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 34 | 34 | $227 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 20 | 20 | $75 | |
99233 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | 20 | 16 | $110 | |
99223 |
Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 15 | 15 | $159 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 12 | 12 | $119 | |
45378 |
Diagnostic exam of large bowel using a flexible endoscope | 11 | 11 | $147 |
In context: peer comparison
Among 13 peers in this city , average services per provider: 48. This provider delivers 5.9× the peer median.Open Payments
Industry payments received
All-time total
$55,660
Transactions
112
Manufacturers
12
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 73 | $47,196.06 | |
| Lilly USA, LLC | 9 | $7,772.59 | |
| Janssen Biotech, Inc. | 10 | $310.72 | |
| PFIZER INC. | 8 | $127.69 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 3 | $75.73 | |
| ERBE USA INC | 1 | $50.00 | |
| Celgene Corporation | 2 | $33.60 | |
| Gilead Sciences, Inc. | 2 | $28.96 | |
| Ipsen Biopharmaceuticals, Inc | 1 | $22.62 | |
| Celltrion USA Inc. | 1 | $14.93 | |
| Olympus America Inc. | 1 | $14.10 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 1 | $13.09 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
421
Patients
64
Total drug cost
$3,697,873
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Stelara (Ustekinumab) | Brand | 86 | 11 | $2,429,919 |
| Humira(Cf) Pen (Adalimumab) | Brand | 77 | 0 | $805,883 |
| Pantoprazole Sodium | Generic | 36 | 16 | $592 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 27 | 26 | $2,048 |
| Omeprazole | Generic | 26 | 11 | $481 |
| Budesonide Dr (Budesonide) | Brand | 25 | 0 | $13,154 |
| Linzess (Linaclotide) | Brand | 24 | 0 | $20,035 |
| Azathioprine | Generic | 21 | 0 | $1,113 |
| Ondansetron Hcl | Generic | 19 | 0 | $211 |
| Entyvio (Vedolizumab) | Brand | 17 | 0 | $146,495 |
Hospital affiliations
Frequently asked questions
What is Dr. William Sonnier's medical specialty?
Dr. William Sonnier practices Gastroenterology Physician in Mobile, AL.
Where does Dr. William Sonnier practice?
Dr. William Sonnier practices at 2451 Fillingim St, Mobile, AL 366172238. Office phone: 2514717891.
What is Dr. William Sonnier's NPI?
Dr. William Sonnier's National Provider Identifier (NPI) is 1386089001, issued by NPPES.
Does Dr. William Sonnier accept Medicare assignment?
Yes. Dr. William Sonnier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Sonnier commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); 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). Source: CMS Medicare Physician & Other Practitioners file.