Sylvia Nguyen, ARNP
NPI 1821612169 · Adult Health Nurse Practitioner · Seattle, WA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Sylvia Nguyen, ARNP is a Adult Health Nurse Practitioner provider in Seattle, WA (NPI 1821612169).
Provider details
- NPI number
- 1821612169
- Entity type
- Individual
- Primary specialty
- Adult Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- AP61322679 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Nursing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
6 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
402 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) |
|---|---|---|
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 126 | $9 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 87 | $118 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 48 | $81 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 38 | $168 |
| 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 | 37 | $15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 38 | 19 |
| Amlodipine Besylate | 34 | 14 |
| Omeprazole | 30 | — |
| Levothyroxine Sodium | 25 | 12 |
| Irbesartan | 12 | — |
| Fluticasone Propionate | 12 | — |
| Memantine Hcl | 12 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-06-02
- Last updated
- 2022-07-05
- Certified
- 2022-07-05
Frequently asked questions
- What is Sylvia Nguyen's NPI number?
- Sylvia Nguyen's National Provider Identifier (NPI) is 1821612169, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sylvia Nguyen's specialty?
- Sylvia Nguyen is listed in the NPPES registry with a primary specialty of Adult Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Sylvia Nguyen located?
- Sylvia Nguyen's practice location on file with NPPES is 1959 Ne Pacific St, Seattle, WA 98195-0001.
- What is Sylvia Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Sylvia Nguyen is (206) 543-1995.
- Does Sylvia Nguyen accept Medicare?
- Sylvia Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Sylvia Nguyen's NPI active?
- Yes — Sylvia Nguyen's NPI (1821612169) is active in the NPPES registry as of the last update on 2022-07-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.