Doctor profile · Federal record
Dr. John Webb, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Oxford, MS
- NPI 1801804133
- Accepts Medicare
- MIPS 97.5 / 100 · 2023
- 37 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
Operates at 3 locations .
- Primary practice
-
1208 Office Park Dr
Oxford, MS 386553597
(662) 234-9888
fax (662) 281-8927 - Additional location
-
1210 Office Park Dr
Oxford, MS 386553606 - Additional location
-
200 State Highway 30 W
New Albany, MS 386523112 - Mailing address
-
Po Box 381468
Germantown, TN 381831468
Credentials & registration
- NPI registered
- August 2006 — 20 yrs on file
- Profile last updated
- February 16, 2026
- Year of graduation
- 1989 — 37 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Mississippi #12621
- Medicaid
- MS #000113591
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1801804133. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,331
Distinct HCPCS
10
Medicare allowed
$168,807
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 224 | 224 | $235 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 212 | 190 | $83 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 163 | 132 | $118 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 94 | 93 | $95 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 77 | 77 | $115 | |
99222 |
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 75 | 74 | $122 | |
99232 |
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 69 | 48 | $73 | |
43248 |
Insertion of guide wire with dilation of esophagus using a flexible endoscope | 55 | 54 | $140 | |
99490 |
Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 49 | 14 | $58 | |
43235 |
Diagnostic exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 48 | 48 | $106 |
In context: peer comparison
Among 3 peers in this city , average services per provider: 62. This provider delivers 21× the peer median.Open Payments
Industry payments received
All-time total
$2,618
Transactions
125
Manufacturers
15
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| ABBVIE INC. | 26 | $320.55 | |
| GENZYME CORPORATION | 10 | $268.16 | |
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | 15 | $249.83 | |
| Takeda Pharmaceuticals U.S.A., Inc. | 16 | $225.23 | |
| Lilly USA, LLC | 7 | $214.02 | |
| Janssen Biotech, Inc. | 6 | $188.73 | |
| Regeneron Healthcare Solutions, Inc. | 4 | $116.90 | |
| Phathom Pharmaceuticals, Inc. | 7 | $116.26 | |
| AIMMUNE THERAPEUTICS, INC. | 7 | $115.76 | |
| QOL Medical, LLC | 5 | $110.24 | |
| PFIZER INC. | 6 | $97.63 | |
| IRONWOOD PHARMACEUTICALS, INC | 5 | $95.85 | |
| Gilead Sciences, Inc. | 4 | $81.29 | |
| Intercept Pharmaceuticals, Inc. | 4 | $69.89 | |
| Daiichi Sankyo Inc. | 3 | $65.75 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
1,643
Patients
587
Total drug cost
$89,405
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 470 | 120 | $5,597 |
| Famotidine | Generic | 289 | 77 | $5,065 |
| Dicyclomine Hcl | Generic | 160 | 52 | $2,466 |
| Omeprazole | Generic | 159 | 34 | $1,358 |
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 115 | 110 | $1,961 |
| Dexlansoprazole Dr (Dexlansoprazole) | Brand | 75 | 13 | $16,802 |
| Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) | Brand | 62 | 62 | $5,136 |
| Furosemide | Generic | 49 | 0 | $189 |
| Spironolactone | Generic | 48 | 0 | $1,079 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 43 | 42 | $880 |
Hospital affiliations
Frequently asked questions
What is Dr. John Webb's medical specialty?
Dr. John Webb practices Gastroenterology Physician in Oxford, MS.
Where does Dr. John Webb practice?
Dr. John Webb practices at 1208 Office Park Dr, Oxford, MS 386553597. Office phone: 6622349888.
What is Dr. John Webb's NPI?
Dr. John Webb's National Provider Identifier (NPI) is 1801804133, issued by NPPES.
Does Dr. John Webb accept Medicare assignment?
Yes. Dr. John Webb accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Webb commonly perform?
Top Medicare-reported procedures in 2023: 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); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.