Doctor profile · Federal record
Dr. John Bassett, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Bethesda, MD
- NPI 1982684130
- Accepts Medicare
- 28 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
8901 Wisconsin Ave
Bethesda, MD 208890004
(301) 319-8713
fax (301) 295-4599
Credentials & registration
- NPI registered
- January 2006 — 20 yrs on file
- Profile last updated
- April 29, 2022
- Year of graduation
- 1998 — 28 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- Virginia #0101840557
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1982684130. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
1,147
Distinct HCPCS
10
Medicare allowed
$117,649
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
45380 |
Biopsy of large bowel using a flexible endoscope | 249 | 244 | $85 | |
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 194 | 189 | $72 | |
G0500 |
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito | 184 | 180 | $5 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 166 | 160 | $208 | |
43249 |
Balloon dilation of esophagus, stomach, and/or upper small bowel using a flexible endoscope, less than 3.0 cm | 54 | 51 | $101 | |
43251 |
Removal of polyps or growths of esophagus, stomach, and/or upper small bowel using an endoscope with mechanical snare | 52 | 51 | $165 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 50 | 41 | $89 | |
45390 |
Removal of large bowel tissue using a flexible endoscope | 33 | 31 | $312 | |
99215 |
Established patient office or other outpatient visit, 40-54 minutes | 29 | 29 | $125 | |
99213 |
Established patient office or other outpatient visit, 20-29 minutes | 25 | 22 | $63 |
In context: peer comparison
Among 6 peers in this city , average services per provider: 69. This provider delivers 17× the peer median.Open Payments
Industry payments received
All-time total
$214
Transactions
4
Manufacturers
4
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Janssen Biotech, Inc. | 1 | $94.77 | |
| Medtronic, Inc. | 1 | $79.88 | |
| Gilead Sciences, Inc. | 1 | $23.98 | |
| Ipsen Biopharmaceuticals, Inc | 1 | $15.16 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
797
Patients
534
Total drug cost
$356,923
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Gavilyte-G (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 376 | 367 | $8,474 |
| Omeprazole | Generic | 131 | 53 | $1,995 |
| Peg-3350 And Electrolytes (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 71 | 69 | $1,711 |
| Furosemide | Generic | 34 | 12 | $230 |
| Spironolactone | Generic | 27 | 0 | $745 |
| Prednisone | Generic | 23 | 0 | $286 |
| Gavilyte-C (Peg3350/Sod Sulf,bicarb,cl/Kcl) | Brand | 21 | 21 | $598 |
| Lactulose | Generic | 19 | 0 | $716 |
| Azathioprine | Generic | 14 | 0 | $796 |
| Cholestyramine (Cholestyramine (With Sugar)) | Brand | 14 | 0 | $1,147 |
Hospital affiliations
Frequently asked questions
What is Dr. John Bassett's medical specialty?
Dr. John Bassett practices Gastroenterology Physician in Bethesda, MD.
Where does Dr. John Bassett practice?
Dr. John Bassett practices at 8901 Wisconsin Ave, Bethesda, MD 208890004. Office phone: 3013198713.
What is Dr. John Bassett's NPI?
Dr. John Bassett's National Provider Identifier (NPI) is 1982684130, issued by NPPES.
Does Dr. John Bassett accept Medicare assignment?
Yes. Dr. John Bassett accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Bassett commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (HCPCS G0500). Source: CMS Medicare Physician & Other Practitioners file.