Phuong Nguyen, M.D.
NPI 1083993059 · Family Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Phuong Nguyen, M.D. is a Family Medicine Physician provider in Seattle, WA (NPI 1083993059).
Provider details
- NPI number
- 1083993059
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- MD60943548 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
14 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
156 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 51 | $139 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 39 | $197 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 33 | $17 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 21 | $143 |
| Admn Sarscov2 Vacc 1 Dose90480 | 12 | $48 |
Typical Medicare-allowed amounts for these services range $17–$197 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 26 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 104 | 34 |
| Lisinopril | 48 | 16 |
| Metformin Hcl | 39 | 11 |
| Levothyroxine Sodium | 33 | — |
| Rosuvastatin Calcium | 32 | — |
| Hydrochlorothiazide | 31 | — |
| Duloxetine Hcl | 28 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-08-09
- Last updated
- 2020-07-07
- Certified
- 2020-07-07
Frequently asked questions
- What is Phuong Nguyen's NPI number?
- Phuong Nguyen's National Provider Identifier (NPI) is 1083993059, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Phuong Nguyen's specialty?
- Phuong Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Phuong Nguyen located?
- Phuong Nguyen's practice location on file with NPPES is 750 Republican St Bldg F2nd, Seattle, WA 98109-4766.
- What is Phuong Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Phuong Nguyen is (206) 520-5000.
- Does Phuong Nguyen accept Medicare?
- Phuong Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Phuong Nguyen's NPI active?
- Yes — Phuong Nguyen's NPI (1083993059) is active in the NPPES registry as of the last update on 2020-07-07.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.