Specialty Directory
Internal Medicine in Bethpage, NY
Federal CMS data for 10 internal medicine providers practicing in Bethpage, NY. Includes Medicare utilization, Open Payments industry funding, and PECOS enrollment status.
10
Providers
Median industry payments
$2,767
10
Internal Medicine Providers
in Bethpage, NY
$2,767
Median Industry Payments
per provider (2018–2024)
3,276
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.
Internal Medicine includes multiple subspecialties with different practice patterns.
Learn more →
Internal Medicine Providers
NPPES · Open Payments · Medicare| Provider | Medicare Volume | Beneficiaries* | Top Procedure | Industry Payments | Payment Type | Coverage |
|---|---|---|---|---|---|---|
| BUFFA, PETER M.D. | 6,891 | 4,813 | Office visit, established patient (30-39 min) | $2,536 (2018-2024) | Food & Beverage (100%) | Very High |
| NESTOLA, JOSEPH DO | 5,759 | 3,325 | Office visit, established patient (30-39 min) | $16,258 (2018-2024) | Food & Beverage (100%) | Very High |
| FISHBEIN, JASON M.D. | 4,112 | 2,859 | Office visit, established patient (30-39 min) | $2,524 (2018-2024) | Food & Beverage (100%) | Very High |
| KHAN, TAZLEEM MD | 3,759 | 1,708 | Hospital follow-up visit, moderate complexity | $3,640 (2018-2024) | Food & Beverage (96%) | Very High |
| GUNASEKARAN, NIRANJAN D.O. | 3,493 | 1,668 | Hospital follow-up visit, moderate complexity | $4,064 (2018-2024) | Food & Beverage (100%) | Very High |
| GEFFKEN, JACK D.O. | 3,058 | 1,837 | Blood draw (venipuncture) | $62 (2024-2024) | Food & Beverage (100%) | Very High |
| JONES, BERESFORD DO | 2,535 | 2,011 | Office visit, established patient (30-39 min) | $3,734 (2018-2024) | Food & Beverage (96%) | Very High |
| LINZER, DIANE D.O. | 1,305 | 828 | Office visit, established patient (30-39 min) | $110 (2019-2024) | Food & Beverage (100%) | Very High |
| PERLMAN, DARYL D.O. | 1,150 | 634 | Office visit, established patient (30-39 min) | $2,997 (2018-2024) | Food & Beverage (100%) | Very High |
| CARLISI, ANTHONY M.D. | 707 | 633 | Office visit, established patient (20-29 min) | $91 (2018-2018) | Food & Beverage (100%) | Very High |
Note: Internal Medicine 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
Internal Medicine encompasses multiple practice patterns. Comparing providers within the same pattern provides more meaningful context.
Clinical Cardiology (9)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| BUFFA, PETER | 6,891 | $2,536 |
| NESTOLA, JOSEPH | 5,759 | $16,258 |
| FISHBEIN, JASON | 4,112 | $2,524 |
| KHAN, TAZLEEM | 3,759 | $3,640 |
| GEFFKEN, JACK | 3,058 | $62 |
| JONES, BERESFORD | 2,535 | $3,734 |
| LINZER, DIANE | 1,305 | $110 |
| PERLMAN, DARYL | 1,150 | $2,997 |
| CARLISI, ANTHONY | 707 | $91 |
Mixed Practice (1)
| Provider | Medicare Volume | Industry Payments |
|---|---|---|
| GUNASEKARAN, NIRANJAN | 3,493 | $4,064 |