Quick answers
- Which hospitals does Eugene V. De Guzman work at?
- Medicare's official clinician data lists Eugene V. De Guzman at 5 hospitals: Cascade Valley Hospital, Island Hospital, PeaceHealth Peace Island Medical Center, Skagit Valley Hospital and Whidbeyhealth Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Eugene V. De Guzman see patients?
- Medicare's clinician data lists 2 practice locations, including Mount Vernon, WA. Call before your visit to confirm the address.
- What is Eugene V. De Guzman's specialty?
- Medicare lists Nephrology as the primary specialty.
- Does Eugene V. De Guzman accept Medicare assignment?
- Yes. Medicare's clinician data says Eugene V. De Guzman 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.
- Does Eugene V. De Guzman offer telehealth?
- Medicare's clinician data says Eugene V. De Guzman offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Eugene V. De Guzman?
- (360) 428-2500, as listed in official Medicare / NPI Registry data.
- What is Eugene V. De Guzman's NPI number?
- 1699940874. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Eugene V. De Guzman works
Medicare's Facility Affiliation Data lists Eugene V. De Guzman at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Cascade Valley HospitalArlington, WA · Acute Care Hospital · CCN 500060
- Island HospitalAnacortes, WA · Acute Care Hospital · CCN 500007
- PeaceHealth Peace Island Medical CenterFriday Harbor, WA · Critical Access Hospital · CCN 501340
- Skagit Valley HospitalMount Vernon, WA · Acute Care Hospital · CCN 500003
- Whidbeyhealth Medical CenterCoupeville, WA · Critical Access Hospital · CCN 501339
Practice locations
Addresses where Eugene V. De Guzman is enrolled with Medicare (CMS data updated 2026-10-02).
- 1400 E Kincaid StMount Vernon, WA 98274 (360) 428‑2500
- 1415 E Kincaid StMount Vernon, WA 98274 (360) 416‑5750
Group practices
Medicare enrollment lists Eugene V. De Guzman as a member of this group (CMS data updated 2026-10-02).
- Public Hospital Dist No 1 Skagit323 clinicians in the group
Specialties
- Nephrologyprimary
Other nephrologists in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1699940874 |
| 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