Andrew J. Tak, MD
NPI 1528158953ActiveIndividual· Internal Medicine· Sacramento, CA
Internal Medicine (MD) in Sacramento, California, trained at Wayne State University School of Medicine (class of 1992). Their prescriptions cost Medicare Part D more than their services did: $817,476 for 9,389 claims, against $307,608 paid for services in 2024. Pfizer Inc. was the largest of 8 companies reporting payments in 2025, $381.29 in all, mostly food and beverage.
Overview
| NPI | 1528158953 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Oct 14, 2006 |
| Last updated in NPPES | Jun 3, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | G78315 | 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 | 630 |
|---|---|
| Services billed | 3,449 across 20 procedure codes |
| Paid by Medicare | $307,608 |
Part D prescriptions in 2024
| Prescriptions (claims) | 9,389 · 20,682 30-day fills |
|---|---|
| Patients | 682 |
| Total drug cost | $817,476 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1992 |
| Medicare specialty | Internal Medicine |
Hospital affiliations
- Sutter Amador HospitalJackson, CA
- Sutter Auburn Faith HospitalAuburn, CA
- Sutter Davis HospitalDavis, CA
- Sutter Medical Center, SacramentoSacramento, CA
- Sutter Roseville Medical CenterRoseville, CA
Other facilities
- Ahc Home Health of SacramentoHome health agency · Sacramento, CA
- Amari Home Health Care, Inc.Home health agency · Carmichael, CA
- Sonder Home Health CareHome health agency · Sacramento, CA
- Sutter Care at HomeHome health agency · Roseville, CA
- Sutter Care at HomeHome health agency · Sacramento, CA
- Amari Hospice Care Inc.Hospice · Carmichael, CA
Industry payments (Open Payments)
- 2025$381.29 · 16 payments from 8 companies
- 2024$533.09 · 24 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $98.19 | 4 |
| Astrazeneca Pharmaceuticals LP | $73.12 | 3 |
| Lilly USA, LLC | $66.09 | 3 |
| Exact Sciences Corporation | $50.58 | 2 |
| Veloxis Pharmaceuticals, Inc. | $26.56 | 1 |
What the 2025 payments were for
- Food and Beverage$381.29 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 652 internal medicine physicians in Sacramento · All internal medicine physicians in California