Doctor profile · Federal record
Dr. William Ogg, MD
Gastroenterology Physician (CMS: Gastroenterology) · Tupelo, MS
- NPI 1881816619
- Accepts Medicare
- MIPS 100.0 / 100 · 2023
- 14 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
589 Garfield St Ste 201
Tupelo, MS 388016301
(662) 680-5565
fax (662) 680-5654 - Mailing address
-
Po Box 381468
Germantown, TN 381831468
Credentials & registration
- NPI registered
- May 2007 — 19 yrs on file
- Profile last updated
- February 9, 2026
- Year of graduation
- 2012 — 14 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Mississippi #21994
- Medicaid
- MS #100177727
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1881816619. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,091
Distinct HCPCS
10
Medicare allowed
$137,378
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 148 | 129 | $118 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 131 | 129 | $228 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 131 | 117 | $83 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 109 | 104 | $102 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 96 | 96 | $151 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 87 | 64 | $75 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 84 | 84 | $120 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 73 | 73 | $123 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 68 | 68 | $108 | |
99203 |
New patient office or other outpatient visit, 30-44 minutes | 26 | 26 | $103 |
In context: peer comparison
Among 7 peers in this city , average services per provider: 192. This provider delivers 5.7× the peer median.Open Payments
Industry payments received
All-time total
$551
Transactions
37
Manufacturers
11
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 18 | $204.58 | |
| GENZYME CORPORATION | 3 | $66.00 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 4 | $57.67 | |
| Ardelyx, Inc. | 2 | $48.11 | |
| Phathom Pharmaceuticals, Inc. | 2 | $36.07 | |
| Gilead Sciences, Inc. | 2 | $35.80 | |
| Celgene Corporation | 2 | $34.84 | |
| QOL Medical, LLC | 1 | $23.21 | |
| PFIZER INC. | 1 | $15.82 | |
| Janssen Biotech, Inc. | 1 | $14.98 | |
| Merck Sharp & Dohme LLC | 1 | $14.11 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
845
Patients
331
Total drug cost
$569,786
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Omeprazole | Generic | 238 | 69 | $3,434 |
| Pantoprazole Sodium | Generic | 125 | 30 | $1,622 |
| Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) | Brand | 80 | 75 | $1,393 |
| Ondansetron Hcl | Generic | 68 | 14 | $621 |
| Famotidine | Generic | 54 | 15 | $625 |
| Linzess (Linaclotide) | Brand | 44 | 13 | $28,615 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 43 | 43 | $3,288 |
| Furosemide | Generic | 30 | 11 | $185 |
| Budesonide Dr (Budesonide) | Brand | 25 | 0 | $12,560 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 25 | 25 | $502 |
Hospital affiliations
Frequently asked questions
What is Dr. William Ogg's medical specialty?
Dr. William Ogg practices Gastroenterology Physician in Tupelo, MS.
Where does Dr. William Ogg practice?
Dr. William Ogg practices at 589 Garfield St Ste 201, Tupelo, MS 388016301. Office phone: 6626805565.
What is Dr. William Ogg's NPI?
Dr. William Ogg's National Provider Identifier (NPI) is 1881816619, issued by NPPES.
Does Dr. William Ogg accept Medicare assignment?
Yes. Dr. William Ogg accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Ogg commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Removal of polyps or growths of large bowel using an endoscope with mechanical snare (HCPCS 45385); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.