Quick answers
- Which hospitals does David J. Marshall work at?
- Medicare's official clinician data lists David J. Marshall at 1 hospital: Trios Health. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David J. Marshall see patients?
- Medicare's clinician data lists 1 practice location in Kennewick, WA. Call before your visit to confirm the address.
- What is David J. Marshall's specialty?
- Medicare lists Emergency Medicine as the primary specialty.
- Does David J. Marshall accept Medicare assignment?
- Yes. Medicare's clinician data says David J. Marshall 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 David J. Marshall?
- (509) 941-7000, as listed in official Medicare / NPI Registry data.
- What is David J. Marshall's NPI number?
- 1689201261. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David J. Marshall works
Medicare's Facility Affiliation Data lists David J. Marshall at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Trios HealthKennewick, WA · Acute Care Hospital · CCN 500053
Practice locations
Addresses where David J. Marshall is enrolled with Medicare (CMS data updated 2026-10-02).
- 3810 Plaza WayKennewick, WA 99338 (509) 941‑7000
Group practices
Medicare enrollment lists David J. Marshall as a member of this group (CMS data updated 2026-10-02).
- Sound Physicians Emergency Medicine of Washington PLLC21 clinicians in the group
Specialties
- Emergency Medicineprimary
Other emergency medicine doctors in Kennewick
Clinicians with the same Medicare primary specialty in Kennewick, WA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Medical school | Des Moines University Of Osteopathic Medicine And Health Sciences |
| Graduation year | 2020 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1689201261 |
| 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