Kathleen Chak
NPI 1356754659ActiveIndividual· Internal Medicine· Pismo Beach, CA
Internal Medicine in Pismo Beach, California, trained at Lake Erie College of Osteopathic Medicine, Erie (class of 2014). Their prescriptions cost Medicare Part D more than their services did: $674,046 for 8,864 claims, against $270,887 paid for services in 2024. Pfizer Inc. reported $67.12 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1356754659 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | No |
| NPI issued | Jun 4, 2014 |
| Last updated in NPPES | Nov 2, 2023 |
| Certified by provider | Nov 2, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 20A14324 | CA |
| Internal Medicine, Geriatric Medicine | 207RG0300X | 20A14324 | 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 | 712 |
|---|---|
| Services billed | 2,787 across 41 procedure codes |
| Paid by Medicare | $270,887 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,864 · 22,912 30-day fills |
|---|---|
| Patients | 797 |
| Total drug cost | $674,046 |
| Generic share | 91% of claims |
Education and affiliations
| Medical school | Lake Erie College of Osteopathic Medicine, Erie |
|---|---|
| Graduation year | 2014 |
| Medicare specialty | Internal Medicine |
Medical group
- Pacific Central Coast Health CentersTempleton, CA · 253 clinicians
Hospital affiliations
- French Hospital Medical CenterSan Luis Obispo, CA
- Marian Regional Medical CenterSanta Maria, CA
Other facilities
- Aevum Home HealthHome health agency · San Luis Obispo, CA
- Central Coast Home Health IncHome health agency · San Luis Obispo, CA
- Community Home Health, Inc.Home health agency · Arroyo Grande, CA
- Dignity Health Home HealthHome health agency · Santa Maria, CA
Industry payments (Open Payments)
- 2025$67.12 · 3 payments from 1 company
- 2024$144.92 · 7 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $67.12 | 3 |
What the 2025 payments were for
- Food and Beverage$67.12 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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