Louis Zhang, MD
NPI 1952843757ActiveIndividual· Surgery, Vascular Surgery· Monterey, CA
Surgery, Vascular Surgery (MD) with Community Hospital of the Monterey Peninsula and 1 other group, practicing in Monterey, California. Mostly services rather than prescriptions: Medicare paid $192,967 for 441 patients in 2024, with only 42 Part D claims. W. L. Gore & Associates, Inc. was the largest of 4 companies reporting payments in 2025, $513.21 in all, mostly food and beverage. Lists Community Hospital of the Monterey Peninsula and 1 other hospital as hospital affiliations.
Overview
| NPI | 1952843757 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | Nov 9, 2016 |
| Last updated in NPPES | Feb 17, 2026 |
| Certified by provider | Feb 17, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Vascular Surgery Primary | 2086S0129X | 145846 | CA |
| Surgery, Vascular Surgery | 2086S0129X | MD61141095 | WA |
| Surgery, Vascular Surgery | 2086S0129X | MC-2209 | ID |
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 - Vascular Surgery (CA); Practitioner - Vascular Surgery (ID) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 441 |
|---|---|
| Services billed | 1,181 across 115 procedure codes |
| Paid by Medicare | $192,967 |
Part D prescriptions in 2024
| Prescriptions (claims) | 42 · 60 30-day fills |
|---|---|
| Patients | 32 |
| Total drug cost | $2,132 |
| Generic share | 95% of claims |
Education and affiliations
| Graduation year | 2015 |
|---|---|
| Medicare specialty | Vascular Surgery |
Medical groups
- Community Hospital of the Monterey PeninsulaMonterey, CA · 146 clinicians
- Montage Medical GroupMonterey, CA · 127 clinicians
Hospital affiliations
- Community Hospital of the Monterey PeninsulaMonterey, CA
- Prov Sacred Hrt Med Ctr & Childs Hosp.Spokane, WA
Industry payments (Open Payments)
- 2025$513.21 · 11 payments from 4 companies
- 2024$918.90 · 12 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| W. L. Gore & Associates, Inc. | $294.15 | 8 |
| Zimmer Biomet Holdings, Inc. | $179.86 | 1 |
| Stryker Corporation | $22.62 | 1 |
| Lemaitre Vascular, Inc. | $16.58 | 1 |
What the 2025 payments were for
- Food and Beverage$513.21 · 11 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Surgery, Vascular Surgery providers in Monterey
- 1578973467