Dr. Arnab Basu, MD
Hematology & Oncology (Hematology & Oncology Physician)
- Medicare participating
At a glance
- Years since graduation
- 19
- In the NPI registry since
- 2012
- Medicare patients seen, 2024
- 193
Licensed in Alabama since 2019, according to the Alabama Board of Medical Examiners and Medical Licensure Commission. We show license dates only for the states that publish them in bulk; see which states do. For other states, check the state medical board.
The NPI date is when this clinician registered for a National Provider Identifier, the billing number used on health claims. It is not a license, graduation or board-certification date. What an NPI is
Education and training
- 2012Registered with an NPI (national billing number; not a license date)
Medicare’s Care Compare data doesn’t list this clinician’s medical school. Undergraduate school, residency, fellowship, licensing exams and board certification aren’t in public federal data. Board certification can be confirmed with the certifying board (ABMS member boards for MDs, AOA boards for DOs).
Specialties and state licenses
-
Hematology & Oncology Physician primary
FL license ME174976 · AL license 38568 (first issued 2019; active)
As reported to the NPI registry. To confirm a license is current, check the state medical board.
Where they work
Hospitals
- Mayo Clinic Jacksonville, FL
Medical groups
- Mayo Clinic Jacksonville (1,615 clinicians)
Hospitals this clinician lists with Medicare, and groups they bill Medicare through (Care Compare). Affiliation doesn’t mean they see patients at every location.
Medicare patients and services
- Medicare patients, 2024
- 193
- Services billed
- 618
- Patients’ average age
- 73
| Service | Times | Patients |
|---|---|---|
| Established patient office or other outpatient visit, 30-39 minutes | 315 | 171 |
| Established patient office or other outpatient visit, 40-54 minutes | 103 | 65 |
| New patient office or other outpatient visit, 60-74 minutes | 56 | 56 |
Medicare fee-for-service only. CMS leaves out services billed for fewer than 11 patients. These figures describe a practice’s Medicare work; they aren’t a measure of quality.
Medicare prescriptions
| Drug | Prescriptions |
|---|---|
| Abiraterone Acetate | 258 |
| Orgovyx (relugolix) | 236 |
| Prednisone Other prescribers in Jacksonville, FL | 235 |
| Xtandi (enzalutamide) | 202 |
| Oxycodone Hcl Other prescribers in Jacksonville, FL | 138 |
| Hydrocodone-Acetaminophen (hydrocodone/acetaminophen) Other prescribers in Jacksonville, FL | 127 |
| Welireg (belzutifan) | 122 |
| Lenvima (lenvatinib mesylate) | 121 |
| Nubeqa (darolutamide) | 112 |
| Erleada (apalutamide) | 93 |
Prescriptions filled under Medicare Part D, including refills. CMS leaves out drugs prescribed fewer than 11 times.
Payments from drug and device companies
In 2025, 12 companies reported 51 payments worth $68,264 in total to this clinician.
| Eisai Inc. | $40,852 |
|---|---|
| EMD Serono, Inc. | $13,665 |
| Astellas Pharma US Inc | $6,724 |
| Merck Sharp & Dohme LLC | $4,115 |
| AstraZeneca Pharmaceuticals LP | $1,600 |
| Aveo Pharmaceuticals, Inc. | $429 |
| Pfizer Inc. | $366 |
| Janssen Biotech, Inc. | $146 |
| Consulting Fee | $28,055 |
|---|---|
| Speaking at a medical education program | $24,335 |
| Travel and Lodging | $9,236 |
| Compensation for services other than consulting (speaking, faculty) | $4,795 |
| Food and Beverage | $1,844 |
What the payments were for
| Company | What it was for | Amount |
|---|---|---|
| EMD Serono, Inc. Mar 25, 2025 | Consulting FeeCompany’s descriptionAdvisory Board Participation (Fee For Service) | $13,300 |
| Eisai Inc. Feb 24, 2025 | Speaking at a medical education program Lenvima · Oncology | $8,243 |
| Eisai Inc. Mar 4, 2025 | Speaking at a medical education program Lenvima · Oncology | $6,280 |
| Astellas Pharma US Inc Mar 1, 2025 | Compensation for services other than consulting (speaking, faculty) Padcev · Oncology | $4,795 |
| Eisai Inc. Feb 25, 2025 | Speaking at a medical education program Lenvima · Oncology | $4,710 |
| Eisai Inc. Jan 15, 2025 | Travel and Lodging Lenvima · Oncology · travel to Charleston, SC | $4,693 |
| Eisai Inc. Mar 19, 2025 | Consulting Fee Lenvima · Oncology | $3,925 |
| Merck Sharp & Dohme LLC Apr 28, 2025 | Consulting Fee | $3,050 |
| Eisai Inc. Nov 5, 2025 | Consulting Fee Lenvima · Oncology | $2,910 |
| Eisai Inc. Mar 20, 2025 | Consulting Fee Lenvima · Oncology | $2,355 |
All 28 payments other than meals, newest first
| Company | What it was for | Amount |
|---|---|---|
| Eisai Inc. Nov 5, 2025 | Consulting Fee Lenvima · Oncology | $2,910 |
| AstraZeneca Pharmaceuticals LP Jun 9, 2025 | Consulting Fee IMFINZI · Oncology | $1,600 |
| Eisai Inc. May 15, 2025 | Travel and Lodging Lenvima · Oncology · travel to Honolulu, HI | $242 |
| Eisai Inc. May 15, 2025 | Travel and Lodging Lenvima · Oncology · travel to Honolulu, HI | $39.00 |
| Merck Sharp & Dohme LLC Apr 28, 2025 | Consulting Fee | $3,050 |
| Merck Sharp & Dohme LLC Apr 21, 2025 | Consulting Fee | $915 |
| Merck Sharp & Dohme LLC Apr 21, 2025 | Travel and Lodging travel to San Francisco, CA | $150 |
| Eisai Inc. Apr 8, 2025 | Travel and Lodging Lenvima · Oncology · travel to Coraopolis, PA | $490 |
| Pfizer Inc. Apr 4, 2025 | Travel and Lodging PADCEV · ONCOLOGY · travel to HOUSTON, TX · in-kind | $273 |
| EMD Serono, Inc. Mar 25, 2025 | Consulting FeeCompany’s descriptionAdvisory Board Participation (Fee For Service) | $13,300 |
| Eisai Inc. Mar 20, 2025 | Consulting Fee Lenvima · Oncology | $2,355 |
| Eisai Inc. Mar 19, 2025 | Consulting Fee Lenvima · Oncology | $3,925 |
| EMD Serono, Inc. Mar 8, 2025 | Travel and Lodging travel to Dallas, TX Company’s descriptionSpeaking Services (Lodging) | $200 |
| Eisai Inc. Mar 6, 2025 | Travel and Lodging Lenvima · Oncology · travel to Coraopolis, PA | $284 |
| Eisai Inc. Mar 4, 2025 | Speaking at a medical education program Lenvima · Oncology | $6,280 |
| Eisai Inc. Mar 4, 2025 | Speaking at a medical education program Lenvima · Oncology | $1,963 |
| Astellas Pharma US Inc Mar 1, 2025 | Compensation for services other than consulting (speaking, faculty) Padcev · Oncology | $4,795 |
| Astellas Pharma US Inc Mar 1, 2025 | Travel and Lodging Padcev · Oncology · travel to Rio Grande, TX | $786 |
| Astellas Pharma US Inc Mar 1, 2025 | Travel and Lodging Padcev · Oncology · travel to Rio Grande, TX | $750 |
| Astellas Pharma US Inc Mar 1, 2025 | Travel and Lodging Padcev · Oncology · travel to Rio Grande, TX | $392 |
| Eisai Inc. Feb 27, 2025 | Travel and Lodging Lenvima · Oncology · travel to Charleston, SC | $285 |
| Eisai Inc. Feb 25, 2025 | Speaking at a medical education program Lenvima · Oncology | $4,710 |
| Eisai Inc. Feb 25, 2025 | Speaking at a medical education program Lenvima · Oncology | $1,963 |
| Eisai Inc. Feb 24, 2025 | Speaking at a medical education program Lenvima · Oncology | $8,243 |
| Eisai Inc. Feb 24, 2025 | Speaking at a medical education program Lenvima · Oncology | $1,178 |
| Eisai Inc. Jan 30, 2025 | Travel and Lodging Lenvima · Oncology · travel to Coraopolis, PA | $321 |
| Eisai Inc. Jan 27, 2025 | Travel and Lodging Lenvima · Oncology · travel to Charleston, SC | $331 |
| Eisai Inc. Jan 15, 2025 | Travel and Lodging Lenvima · Oncology · travel to Charleston, SC | $4,693 |
Each payment as the company reported it, with the products it named. Meals are counted in the totals above but not listed one by one.
From CMS Open Payments. A payment is not evidence of wrongdoing; many are for consulting, teaching or meals. Clinicians can review and dispute their records with CMS.
Industry-funded research
Named as a principal investigator on 7 industry-funded studies in 2025, from 6 companies. The companies reported $846,169 in research payments for these studies, mostly to the institutions running them.
- A phase 3 randomized efficacy and safety study of enzalutamide plus leuprolide enzalutamide monotherapy and placebo plus leuprolide in men with highrisk nonmetastatic prostate cancer progressing after definitive therapy
Pfizer Inc. - Immune checkpoint inhibitor combinations with axitinib in 1L locally advanced or metastatic rcc
Genentech, Inc. - A Phase III Randomized Open-Label Controlled Multi-Center Global Study of First-Line Durvalumab in Combination with Standard of Care Chemotherapy and Durvalumab in Combination with Tremelimumab and Standard of Care Ch…
AstraZeneca Pharmaceuticals LP - Study to Compare Tivozanib in Combination With Nivolumab to Tivozanib Monotherapy in Subjects With Renal Cell Carcinoma
Aveo Pharmaceuticals, Inc. · Completed · NCT04987203 - An Open-label, Randomized Phase 3 Study of MK-6482 Versus Everolimus in Participants with Advanced Renal Cell Carcinoma That Has Progressed After Prior PD-1,L1 and VEGF-Targeted Therapies
Merck Sharp & Dohme LLC - A phase 3 randomized efficacy and safety study of enzalutamide plus leuprolide enzalutamide monotherapy and placebo plus leuprolide in men with highrisk nonmetastatic prostate cancer progressing after definitive therapy
Medivation LLC. - An Open-label, Randomized Phase 3 Study to Evaluate Efficacy and Safety of Pembrolizumab MK-3475 in Combination with Belzutifan MK-6482 and Lenvatinib MK-7902, or MK-1308A in Combination with Lenvatinib, versus Pembro…
Merck Sharp & Dohme LLC
From CMS Open Payments research payments, where companies name up to five principal investigators per payment. Research payments usually go to hospitals, universities and research sites, not to the investigator personally. A payment is not evidence of wrongdoing.