Quick answers
- Does Viet Q. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Viet Q. Nguyen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Viet Q. Nguyen see?
- In 2024, CMS data shows 460 Original Medicare patients and 1,567 services for Viet Q. Nguyen. This counts Original Medicare only and measures volume, not quality.
- What is Viet Q. Nguyen's NPI number?
- 1114153459. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Viet Q. Nguyen, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 460 |
|---|---|
| Services billed to Medicare | 1,567 |
| Different services or procedures | 50 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Destruction of precancer skin growth, 2-14 growths (17003)344 services
- Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)321 services
- Application of ultraviolet light to skin (96900)262 services
- Destruction of precancer skin growth, 1 growth (17000)153 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)100 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High cholesterol70%
- High blood pressure62%
- Arthritis40%
- Diabetes23%
- Ischemic heart disease22%
- Atrial fibrillation19%
Practice locations
Addresses where Viet Q. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 2525 NE 139th StVancouver, WA 98686 (360) 882‑2778
- 2529 NE 139th StVancouver, WA 98686 (360) 882‑2778
- 700 NE 87th AveVancouver, WA 98664 (360) 882‑2778
Group practices
Medicare enrollment lists Viet Q. Nguyen as a member of this group (CMS data updated October 2, 2026).
- The Vancouver Clinic Inc PS590 clinicians in the group
Specialties
- Dermatologyprimary
Other dermatologists in Vancouver
Clinicians with the same Medicare primary specialty in Vancouver, WA — not a recommendation.
Other clinicians in The Vancouver Clinic Inc PS
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Washington School Of Medicine |
| Graduation year | 2009 (17 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1114153459 |
| 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- 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