Zaldy S. Tan, M.D.
NPI 1174585376ActiveIndividual· Internal Medicine, Geriatric Medicine· Los Angeles, CA
Internal Medicine, Geriatric Medicine (M.D.) with Cedars-Sinai Medical Care Foundation and 1 other group, practicing in Los Angeles, California. Mostly services rather than prescriptions: Medicare paid $12,317 for 72 patients in 2024, with only 48 Part D claims. Life Molecular Imaging Ltd reported $13.02 in payments in 2025, mostly food and beverage. Lists Cedars-Sinai Medical Center as a hospital affiliation.
Overview
| NPI | 1174585376 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 4, 2006 |
| Last updated in NPPES | Aug 24, 2022 |
| Certified by provider | Aug 24, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Geriatric Medicine Primary | 207RG0300X | A69001 | CA |
| Internal Medicine, Geriatric Medicine | 207RG0300X | 160230 | MA |
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 - Geriatric Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 72 |
|---|---|
| Services billed | 147 across 14 procedure codes |
| Paid by Medicare | $12,317 |
Part D prescriptions in 2024
| Prescriptions (claims) | 48 · 121 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $3,865 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Geriatric Medicine |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Cedars-Sinai Medical Care FoundationWest Hollywood, CA · 1,692 clinicians
- Cedars-Sinai Medical CenterWest Hollywood, CA · 799 clinicians
Hospital affiliation
- Cedars-Sinai Medical CenterLos Angeles, CA
Industry payments (Open Payments)
- 2025$13.02 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Life Molecular Imaging Ltd | $13.02 | 1 |
What the 2025 payments were for
- Food and Beverage$13.02 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 93 geriatricians in Los Angeles · All geriatricians in California