Samuel Louie, M.D.
NPI 1811972920ActiveIndividual· Internal Medicine, Pulmonary Disease· Sacramento, CA
Internal Medicine, Pulmonary Disease (M.D.) in Sacramento, California, trained at University of California, San Francisco School of Medicine (class of 1980). Their prescriptions cost Medicare Part D more than their services did: $1,663,061 for 1,319 claims, against $9,328 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 8 companies reporting payments in 2025, $507,634 in all, mostly speaking and faculty fees.
Overview
| NPI | 1811972920 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Dec 12, 2005 |
| Last updated in NPPES | Oct 25, 2011 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | G47302 | CA |
| Internal Medicine | 207R00000X | G47302 | CA |
| Internal Medicine, Critical Care Medicine | 207RC0200X | G47302 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Pulmonary Disease (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 79 |
|---|---|
| Services billed | 130 across 9 procedure codes |
| Paid by Medicare | $9,328 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,319 · 1,741 30-day fills |
|---|---|
| Patients | 129 |
| Total drug cost | $1,663,061 |
| Generic share | 39% of claims |
Education and affiliations
| Medical school | University of California, San Francisco School of Medicine |
|---|---|
| Graduation year | 1980 |
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Critical Care (Intensivists), Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Regents of the Univ of CaSacramento, CA · 1,584 clinicians
Hospital affiliation
- University of California Davis Medical CenterSacramento, CA
Industry payments (Open Payments)
- 2025$507,634 · 513 payments from 8 companies
- 2024$525,653 · 440 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $141,101 | 180 |
| Genzyme Corporation | $107,181 | 62 |
| Regeneron Healthcare Solutions, Inc. | $105,712 | 99 |
| Glaxosmithkline, LLC. | $105,558 | 121 |
| Verona Pharma, Inc. | $44,543 | 42 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$380,631 · 121 payments
- Travel and Lodging$69,359 · 176 payments
- Honoraria$34,000 · 12 payments
- Food and Beverage$15,362 · 193 payments
- Consulting Fee$7,515 · 8 payments
- Education$750.00 · 1 payment
- Gift$17.21 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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