Quick answers
- Which hospitals does Derrick W. Lai work at?
- Medicare's official clinician data lists Derrick W. Lai at 2 hospitals: Legacy Salmon Creek Medical Center and PeaceHealth Southwest Medical Cente. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Derrick W. Lai see patients?
- Medicare's clinician data lists 1 practice location in Vancouver, WA. Call before your visit to confirm the address.
- What is Derrick W. Lai's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Derrick W. Lai accept Medicare assignment?
- Yes. Medicare's clinician data says Derrick W. Lai accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Derrick W. Lai?
- (360) 882-2778, as listed in official Medicare / NPI Registry data.
- What is Derrick W. Lai's NPI number?
- 1477759355. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Derrick W. Lai works
Medicare's Facility Affiliation Data lists Derrick W. Lai at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Legacy Salmon Creek Medical CenterVancouver, WA · Acute Care Hospital · CCN 500150
- PeaceHealth Southwest Medical CenteVancouver, WA · Acute Care Hospital · CCN 500050
Practice locations
Addresses where Derrick W. Lai is enrolled with Medicare (CMS data updated 2026-10-02).
- 700 NE 87th AveVancouver, WA 98664 (360) 882‑2778
Group practices
Medicare enrollment lists Derrick W. Lai as a member of this group (CMS data updated 2026-10-02).
- The Vancouver Clinic Inc PS590 clinicians in the group
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Vancouver
Clinicians with the same Medicare primary specialty in Vancouver, WA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | University Of North Texas Hsc, College Of Osteopathic Med |
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1477759355 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians