Doctor profile · Federal record
Dr. James Buxbaum, M.D.
Gastroenterology Physician (CMS: Gastroenterology) · Los Angeles, CA
- NPI 1306088174
- Accepts Medicare
- 23 yrs in practice
- Male
- Group practice
- No sanctions
Practice & contact
- Primary practice
-
1520 San Pablo St, Suite 1000
Los Angeles, CA 900335310
(323) 442-5100 - Mailing address
-
Po Box 31309
Los Angeles, CA 900310309
Credentials & registration
- NPI registered
- March 2009 — 17 yrs on file
- Profile last updated
- November 27, 2023
- Year of graduation
- 2003 — 23 yrs since
- Specialty taxonomy
- 207RG0100X — NUCC code
- State license (1)
- California #A89525
Federal sanctions & exclusions
No sanctions, exclusions or revocations on file
Checked against OIG LEIE on NPI 1306088174. Last verified May 11, 2026.Medicare procedures · 2023
Top services delivered
Total services
770
Distinct HCPCS
10
Medicare allowed
$127,278
| HCPCS | Description | Services | Patients | Avg allowed | |
|---|---|---|---|---|---|
43239 |
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 129 | 118 | $60 | |
45380 |
Biopsy of large bowel using a flexible endoscope | 97 | 96 | $119 | |
43276 |
Replacement of stent in pancreatic or bile duct using a flexible endoscope | 70 | 25 | $379 | |
99214 |
Established patient office or other outpatient visit, 30-39 minutes | 66 | 52 | $104 | |
43274 |
Insertion of stent into pancreatic or bile duct using a flexible endoscope | 53 | 34 | $351 | |
99204 |
New patient office or other outpatient visit, 45-59 minutes | 48 | 48 | $141 | |
45385 |
Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 46 | 43 | $238 | |
43237 |
Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope through mouth | 38 | 36 | $172 | |
43259 |
Ultrasound exam of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 37 | 37 | $218 | |
45381 |
Injection beneath lining of large bowel using a flexible endoscope | 27 | 27 | $24 |
In context: peer comparison
Among 52 peers in Los Angeles Gastroenterology Physician, average services per provider: 124. This provider delivers 6.2× the peer median.Open Payments
Industry payments received
All-time total
$6,047
Transactions
9
Manufacturers
2
| Payer (manufacturer) | Industry | Txns | Amount |
|---|---|---|---|
| Boston Scientific Corporation | 7 | $4,706.54 | |
| Olympus Medical Systems Corporation | 2 | $1,340.00 |
By nature of payment
Medicare Part D · 2023
Top prescriptions
Total claims
168
Patients
54
Total drug cost
$1,796
| Drug | Type | Claims | Patients | Total cost |
|---|---|---|---|---|
| Pantoprazole Sodium | Generic | 61 | 20 | $904 |
| Levofloxacin | Generic | 42 | 34 | $177 |
| Omeprazole | Generic | 37 | 0 | $399 |
| Famotidine | Generic | 28 | 0 | $316 |
Frequently asked questions
What is Dr. James Buxbaum's medical specialty?
Dr. James Buxbaum practices Gastroenterology Physician in Los Angeles, CA.
Where does Dr. James Buxbaum practice?
Dr. James Buxbaum practices at 1520 San Pablo St, Los Angeles, CA 900335310. Office phone: 3234425100.
What is Dr. James Buxbaum's NPI?
Dr. James Buxbaum's National Provider Identifier (NPI) is 1306088174, issued by NPPES.
Does Dr. James Buxbaum accept Medicare assignment?
Yes. Dr. James Buxbaum accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Buxbaum commonly perform?
Top Medicare-reported procedures in 2023: Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); Biopsy of large bowel using a flexible endoscope (HCPCS 45380); Replacement of stent in pancreatic or bile duct using a flexible endoscope (HCPCS 43276). Source: CMS Medicare Physician & Other Practitioners file.