Daniel I. Nathan, MD
NPI 1669976411ActiveIndividual· Internal Medicine, Hematology· New York, NY
Internal Medicine, Hematology (MD) with Icahn School of Medicine at Mount Sinai, practicing in New York, New York. Medicare paid $5,209 for services to 26 patients in 2024. Foundation Medical, LLC was the largest of 4 companies reporting payments in 2025, $1,029 in all, mostly travel and lodging. Lists Mount Sinai Beth Israel and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1669976411 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 19, 2018 |
| Last updated in NPPES | Jun 11, 2024 |
| Certified by provider | Jun 11, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology Primary | 207RH0000X | 300821 | NY |
| Internal Medicine | 207R00000X | 300821 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Hematology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 26 |
|---|---|
| Services billed | 53 across 6 procedure codes |
| Paid by Medicare | $5,209 |
Education and affiliations
| Graduation year | 2018 |
|---|---|
| Medicare specialty | Hematology |
| Telehealth | Offers telehealth |
Medical group
- Icahn School of Medicine at Mount SinaiNew York, NY · 2,843 clinicians
Hospital affiliations
- Mount Sinai Beth IsraelNew York, NY
- Mount Sinai HospitalNew York, NY
- Mount Sinai WestNew York, NY
Industry payments (Open Payments)
- 2025$1,029 · 5 payments from 4 companies
- 2024$111.05 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Foundation Medical, LLC | $736.61 | 1 |
| Daiichi Sankyo Inc. | $147.03 | 2 |
| Kite Pharma, Inc. | $97.11 | 1 |
| Solventum Corporation | $47.87 | 1 |
What the 2025 payments were for
- Travel and Lodging$736.61 · 1 payment
- Food and Beverage$292.01 · 4 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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