Specialty Directory
Hematology & Oncology in Gainesville, FL
Federal CMS data for 18 hematology & oncology providers practicing in Gainesville, FL. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
18
Providers
Median industry payments
$148
18
Hematology & Oncology Providers
in Gainesville, FL
$148
Median Industry Payments
per provider (2018–2024)
60
Median Medicare Services
fee-for-service claims
How to read this directory: Providers are listed by Medicare service volume, which reflects only
Medicare fee-for-service patients (typically 65+). This does not represent total practice volume.
Industry payments span multiple years and payment types — they are legal and do not indicate wrongdoing.
Hematology & Oncology includes multiple subspecialties with different practice patterns.
Learn more →
Hematology & Oncology Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| MARSLAND, THOMAS MD | 1,489 | 766 | Office visit, established patient (30-39 min) | $8,300 (2018-2024) | Consulting (47%) | Very High |
| JESTER, GRANT M.D. | 938 | 593 | Office visit, established patient (30-39 min) | $4,348 (2018-2024) | Device Loan (35%) | Very High |
| HIEMENZ, JOHN MD | 797 | 268 | Hospital follow-up visit, moderate complexity | $52 (2018-2023) | Food & Beverage (100%) | Very High |
| ZUMBERG, MARC MD | 595 | 454 | Office visit, established patient (30-39 min) | $20,658 (2020-2024) | Consulting (99%) | Very High |
| KAYE, FREDERIC MD | 452 | 237 | Office visit, established patient (30-39 min) | $13 (2019-2019) | Food & Beverage (100%) | Very High |
| SIDDIQUI, TARIQ MD | 368 | 263 | Office visit, established patient (20-29 min) | $3,216 (2018-2024) | Food & Beverage (100%) | Very High |
| MIN, SANG MD | 276 | 209 | Hospital follow-up visit, moderate complexity | $0 | — | High |
| GEORGE, THOMAS MD | 99 | 58 | Office visit, established patient, complex (40-54 min) | $17,106 (2018-2024) | Honoraria (62%) | Very High |
| CLOSE, JULIA MD | 64 | 43 | Office visit, established patient (30-39 min) | $0 | — | Moderate |
| BROWN, RANDALL MD | 56 | 40 | Office visit, established patient (30-39 min) | $136 (2018-2023) | Food & Beverage (100%) | High |
| DANG, NAM MD | — | — | — | $19,824 (2018-2024) | Consulting (82%) | High |
| ACS, PETER M.D. | — | — | — | $0 | — | Low |
| GURURANGAN, SRIDHARAN MD | — | — | — | $7,587 (2018-2019) | Education (48%) | Moderate |
| RIGGS, CHARLES MD | — | — | — | $0 | — | Low |
| DAS, DEVIKA M.B.B.S. | — | — | — | $7,838 (2018-2023) | Consulting (87%) | High |
| ARUTIUNIAN, VAGAN M.D. | — | — | — | $160 (2022-2022) | Education (100%) | Moderate |
| KHALAF, DINA MD | — | — | — | $0 | — | Low |
| FUSCO FARES, ALINE | — | — | — | $0 | — | Low |
Note: Hematology & Oncology encompasses multiple subspecialties with different practice patterns.
Differences in payment amounts and procedure volumes may reflect subspecialty focus
rather than practice quality. Consider viewing individual profiles for full context.
By Practice Pattern
Hematology & Oncology encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (10)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| MARSLAND, THOMAS | 1,489 | $8,300 |
| JESTER, GRANT | 938 | $4,348 |
| HIEMENZ, JOHN | 797 | $52 |
| ZUMBERG, MARC | 595 | $20,658 |
| KAYE, FREDERIC | 452 | $13 |
| SIDDIQUI, TARIQ | 368 | $3,216 |
| MIN, SANG | 276 | $0 |
| GEORGE, THOMAS | 99 | $17,106 |
| CLOSE, JULIA | 64 | $0 |
| BROWN, RANDALL | 56 | $136 |
General Practice (8)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| DANG, NAM | 0 | $19,824 |
| ACS, PETER | 0 | $0 |
| GURURANGAN, SRIDHARAN | 0 | $7,587 |
| RIGGS, CHARLES | 0 | $0 |
| DAS, DEVIKA | 0 | $7,838 |
| ARUTIUNIAN, VAGAN | 0 | $160 |
| KHALAF, DINA | 0 | $0 |
| FUSCO FARES, ALINE | 0 | $0 |