Internal Medicine, Hematology & Oncology · Los Angeles, CA
NPI
1861695678
Since 2007
Specialty
Internal Medicine, Hematology & Oncology
Code 207RH0003X
Group practices
1
Medicare group memberships
Hospitals
1
Hospital affiliations
1700 E Cesar E Chavez Ave, Suite #3500
Los Angeles, CA, 90033
Phone (323) 264-0430
Groups this clinician bills Medicare through
Medicare paid, 2024
$16K
1,457 services
Medicare patients, 2024
40
Average age 73
Drug cost, 2024
$11.6M
2,921 prescriptions
Company payments, 2025
$6,397
From 39 companies
Procedures and visits billed to Original Medicare, 2024
In 2024, the most common Medicare service billed by Warren Banta was code 99213 (office e&m - established), 50 times for 26 patients. In total Warren Banta billed 1,457 services in 33 codes, and Medicare paid $16K.
| Code |
|---|
Official US government data: the national provider registry and Medicare enrollment records, linked by NPI. Last update of this record: 2010-01-06.
| Setting |
|---|
| Services |
|---|
| Patients |
|---|
| Paid per service |
|---|
| Medicare paid |
|---|
| 99213 Office E&M - Established | Office | 50 | 26 | $53.71 | $2,686 |
| 99442 Telephone Services | Office | 23 | 14 | $67.22 | $1,546 |
By year: 2022 $11K for 288 services; 2023 $8,984 for 507 services; 2024 $16K for 1,457 services.
Medicare prescription drug claims, 2024
In 2024, the drug Warren Banta prescribed most often to Medicare patients was Anastrozole, with 451 prescriptions and refills. In total Warren Banta wrote 2,921 Medicare prescriptions that cost $11.6M.
| Drug | Claims | 30-day fills | Patients | Cost |
|---|---|---|---|---|
| Anastrozole Generic | 451 | 1,086 | 126 | $7,231 |
| Ondansetron Hcl Generic | 186 | 186 | 108 | $3,538 |
| Procrit Epoetin Alfa | 158 | 158 | 39 | $316K |
| Hydroxyurea Generic | 128 | 209 | 31 | $2,385 |
| Prochlorperazine Maleate Generic | 110 | 110 | 70 | $1,059 |
| Prednisone Generic | 99 | 99 | 26 | $277 |
| Zarxio Filgrastim-Sndz | 86 | 86 | 29 | $73K |
| Tamoxifen Citrate Generic | 84 | 201 | 23 | $2,126 |
| Imbruvica Ibrutinib | 78 | 78 | Under 11 | $1.2M |
| Dexamethasone Generic | 78 | 85 | 35 | $1,084 |
| Letrozole Generic | 76 | 182 | 24 | $1,725 |
| Eliquis Apixaban | 76 | 88 | 16 | $50K |
| Orgovyx Relugolix | 62 | 62 | Under 11 | $163K |
| Jakafi Ruxolitinib Phosphate | 62 | 62 | Under 11 | $1.0M |
| Lenalidomide Generic | 50 | 50 | Under 11 | $638K |
Brand drugs: 1,133 claims; generic drugs: 1,788 claims; opioid claims: 53.
Money and other things of value reported by the companies
In 2025, drug and medical device companies paid Warren Banta $6,397 ($6,397 in general payments such as food, travel and fees) from 39 companies. The largest payer was Novartis Pharmaceuticals Corporation with $1,371.
| Company | Payments | Amount |
|---|---|---|
| Novartis Pharmaceuticals Corporation NVS | 35 | $1,371 |
| Janssen Biotech, Inc. JNJ | 24 | $656 |
| Pfizer Inc. PFE | 24 | $619 |
| Bayer Healthcare Pharmaceuticals Inc. BAYN.DE | 21 | $414 |
| AstraZeneca Pharmaceuticals LP AZN | 15 | $337 |
| Lilly USA, LLC LLY | 15 | $289 |
| BeOne Medicines USA, Inc. ONC | 12 | $269 |
| Sobi, Inc SOBI.ST | 7 | $228 |
| Array Biopharma Inc PFE | 9 | $201 |
| Aveo Pharmaceuticals, Inc. | 7 | $161 |
Official US government data on Original Medicare services, Medicare prescription drug plans and the payments drug and device companies must report. Services with fewer than 11 patients and drugs with fewer than 11 claims are not published. Procedure codes are shown by number with their public category.