Evelyn Nguyen
NPI 1184149064 · Physician Assistant · Whittier, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Evelyn Nguyen is a Physician Assistant provider in Whittier, CA (NPI 1184149064).
Provider details
- NPI number
- 1184149064
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
- Medical Physician Assistant363AM0700X
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
8 yrs in NPPES registry
- Profile completeness25% of score
83% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
1,927 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Blood Test, Clotting Time85610 | 887 | $4 |
| Established Patient Office Or Other Outpatient Visit With Straightforward Medical Decision Making, If Using Time, 10 Minutes Or More99212 | 721 | $53 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 206 | $83 |
| Blood Glucose (sugar) Test Performed By Hand-Held Instrument82962 | 70 | $3 |
| Hemoglobin A1c Level83036 | 23 | $10 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 | 20 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 12 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Warfarin Sodium | 456 | 174 |
| Enoxaparin Sodium | 57 | 34 |
| Semaglutidebrand: Ozempic | 44 | — |
| Apixabanbrand: Eliquis | 33 | 12 |
| Insulin Degludecbrand: Tresiba Flextouch U-100 | 31 | — |
| Metformin Hcl | 30 | 12 |
| Empagliflozin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$279 across 10 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-08-11
- Last updated
- 2023-09-06
- Certified
- 2023-09-06
Frequently asked questions
- What is Evelyn Nguyen's NPI number?
- Evelyn Nguyen's National Provider Identifier (NPI) is 1184149064, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Evelyn Nguyen's specialty?
- Evelyn Nguyen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Evelyn Nguyen located?
- Evelyn Nguyen's practice location on file with NPPES is 15725 Whittier Blvd Ste 500, Whittier, CA 90603-2350.
- What is Evelyn Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Evelyn Nguyen is (562) 448-1350.
- Does Evelyn Nguyen accept Medicare?
- Evelyn Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Evelyn Nguyen's NPI active?
- Yes — Evelyn Nguyen's NPI (1184149064) is active in the NPPES registry as of the last update on 2023-09-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.