Kok-Fon Lee, M.D.
NPI 1154561900ActiveIndividual· Internal Medicine· Alhambra, CA
Internal Medicine (M.D.) with Southern California Permanente Medical Group, practicing in Alhambra, California. Their prescriptions cost Medicare Part D more than their services did: $413,088 for 8,151 claims, against $4,105 paid for services in 2024.
Overview
| NPI | 1154561900 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 5, 2009 |
| Last updated in NPPES | Dec 6, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A106497 | 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 | 22 |
|---|---|
| Services billed | 834 across 18 procedure codes |
| Paid by Medicare | $4,105 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,151 · 21,241 30-day fills |
|---|---|
| Patients | 1,314 |
| Total drug cost | $413,088 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1988 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 66 internal medicine physicians in Alhambra · All internal medicine physicians in California