John Nguyen, M.D.
NPI 1447697842 · Family Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
John Nguyen, M.D. is a Family Medicine Physician provider in Seattle, WA (NPI 1447697842).
Provider details
- NPI number
- 1447697842
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- MD60615761 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 55 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 154 | 46 |
| Lisinopril | 82 | 24 |
| Amlodipine Besylate | 78 | 23 |
| Losartan Potassium | 58 | 18 |
| Omeprazole | 53 | 18 |
| Hydrochlorothiazide | 52 | 15 |
| Levothyroxine Sodium | 52 |
Practice location
Mailing address
Additional practice locations (1)
- 3915 Talbot Rd SSuite 401Renton, WA 98055-5738Phone: (425) 656-4224Fax: (425) 656-5395
Registry dates
- Enumerated
- 2013-05-27
- Last updated
- 2021-04-28
- Certified
- 2021-04-28
Frequently asked questions
- What is John Nguyen's NPI number?
- John Nguyen's National Provider Identifier (NPI) is 1447697842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Nguyen's specialty?
- John Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is John Nguyen located?
- John Nguyen's practice location on file with NPPES is 125 16th Ave E Fl 4, Seattle, WA 98112-5211.
- What is John Nguyen's phone number?
- The practice phone number listed in the NPPES registry for John Nguyen is (206) 326-3530.
- Does John Nguyen accept Medicare?
- John Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is John Nguyen's NPI active?
- Yes — John Nguyen's NPI (1447697842) is active in the NPPES registry as of the last update on 2021-04-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.