Jonathan Lim Yamzon, M.D.
NPI 1093943854ActiveIndividual· Urology· Duarte, CA
Urology (M.D.) in Duarte, California, trained at University of Southern California Keck School of Medicine (class of 2004). 165 Medicare patients in 2024, $77,025 paid; nearly all of their 57 Part D prescriptions were generic (98%). Urogen Pharma, Inc. was the largest of 2 companies reporting payments in 2025, $315.59 in all, mostly food and beverage.
Overview
| NPI | 1093943854 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 30, 2009 |
| Last updated in NPPES | Nov 24, 2020 |
| Certified by provider | Nov 24, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | A95822 | 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 - Urology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 165 |
|---|---|
| Services billed | 484 across 57 procedure codes |
| Paid by Medicare | $77,025 |
Part D prescriptions in 2024
| Prescriptions (claims) | 57 · 83 30-day fills |
|---|---|
| Patients | 33 |
| Total drug cost | $1,611 |
| Generic share | 98% of claims |
Education and affiliations
| Medical school | University of Southern California Keck School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Urology |
| Telehealth | Offers telehealth |
Medical group
- City of Hope Medical FoundationDuarte, CA · 982 clinicians
Industry payments (Open Payments)
- 2025$315.59 · 2 payments from 2 companies
- 2024$241.51 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Urogen Pharma, Inc. | $179.76 | 1 |
| Olympus America Inc. | $135.83 | 1 |
What the 2025 payments were for
- Food and Beverage$315.59 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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