Sergio A. Giralt, M.D.
NPI 1639278880ActiveIndividual· Internal Medicine, Hematology & Oncology· New York, NY
Internal Medicine, Hematology & Oncology (M.D.) with Memorial Hematology Lymphoma Group and 1 other group, practicing in New York, New York. Their prescriptions cost Medicare Part D more than their services did: $216,424 for 458 claims, against $69,747 paid for services in 2024. Incyte Corporation was the largest of 6 companies reporting payments in 2025, $22,391 in all, mostly consulting fees.
Overview
| NPI | 1639278880 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 22, 2006 |
| Last updated in NPPES | Dec 13, 2010 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 259157 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology/Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 150 |
|---|---|
| Services billed | 720 across 17 procedure codes |
| Paid by Medicare | $69,747 |
Part D prescriptions in 2024
| Prescriptions (claims) | 458 · 820 30-day fills |
|---|---|
| Patients | 67 |
| Total drug cost | $216,424 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Hematology/Oncology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Memorial Hematology Lymphoma GroupNew York, NY · 216 clinicians
- Mskcc Clinical Practice PlanNew York, NY · 80 clinicians
Industry payments (Open Payments)
- 2025$22,391 · 14 payments from 6 companies
- 2024$55,925 · 19 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Incyte Corporation | $9,170 | 7 |
| Gamida Cell Inc. | $9,120 | 1 |
| Csl Behring | $2,025 | 3 |
| Daiichi Sankyo Inc. | $1,935 | 1 |
| National Marrow Donor Program | $102.62 | 1 |
What the 2025 payments were for
- Consulting Fee$21,300 · 6 payments
- Travel and Lodging$748.49 · 2 payments
- Food and Beverage$342.25 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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