Nathan Alyesh
NPI 1417362856ActiveIndividual· Internal Medicine· Tarzana, CA
Internal Medicine with Cedars-Sinai Medical Care Foundation, practicing in Tarzana, California. 281 Medicare patients in 2024, $86,512 paid; nearly all of their 825 Part D prescriptions were generic (90%). Zoll Services LLC (A/K/A Zoll Lifecor Corp) reported $35.39 in payments in 2025, mostly food and beverage. Lists Providence Cedars Sinai Tarzana Medical Center as a hospital affiliation.
Overview
| NPI | 1417362856 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Jun 24, 2014 |
| Last updated in NPPES | May 9, 2022 |
| Certified by provider | May 9, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A146154 | CA |
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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 281 |
|---|---|
| Services billed | 936 across 20 procedure codes |
| Paid by Medicare | $86,512 |
Part D prescriptions in 2024
| Prescriptions (claims) | 825 · 1,048 30-day fills |
|---|---|
| Patients | 244 |
| Total drug cost | $63,011 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2012 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical group
- Cedars-Sinai Medical Care FoundationWest Hollywood, CA · 1,692 clinicians
Hospital affiliation
Other facilities
- Stat Home Health, IncHome health agency · Northridge, CA
- Topanga TerraceNursing home · Canoga Park, CA
Industry payments (Open Payments)
- 2025$35.39 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zoll Services LLC (A/K/A Zoll Lifecor Corp) | $35.39 | 1 |
What the 2025 payments were for
- Food and Beverage$35.39 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 76 internal medicine physicians in Tarzana · All internal medicine physicians in California