Cynthia Nguyen, PA-C
NPI 1922775121 · Physician Assistant · Brea, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cynthia Nguyen, PA-C is a Physician Assistant provider in Brea, CA (NPI 1922775121).
Provider details
- NPI number
- 1922775121
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- Yes
- License
- 60499 (CA)
Specialties & taxonomies
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
4 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
4 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
969 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) |
|---|---|---|
| Destruction of Precancer Skin Growth, 2-14 Growths17003 | 352 | $6 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 180 | $84 |
| Destruction of Precancer Skin Growth, 1 Growth17000 | 102 | $48 |
| Biopsy of Related Skin Growth, First Growth11102 | 94 | $86 |
| Destruction of Skin Growth, 1-14 Growths17110 | 52 | $109 |
| Biopsy of Related Skin Growth, Each Additional Growth |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 77 | 44 |
| Mupirocin | 65 | 49 |
| Fluocinonide | 59 | 43 |
| Triamcinolone Acetonide | 56 | 44 |
| Clobetasol Propionate | 48 | 29 |
| Clindamycin Phosphate | 21 | 14 |
| Doxycycline Monohydrate | 21 | 17 |
| Alclometasone Dipropionate | 20 | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$882 across 25 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
Additional practice locations (3)
- 800 N Tustin Ave Ste GSanta Ana, CA 92705-3605Phone: (714) 547-6111
- 1530 E Edinger Ave Ste 1Santa Ana, CA 92705-4915Phone: (714) 442-0600
- 4300 Rose DrYorba Linda, CA 92886-2026Phone: (714) 992-5350
Registry dates
- Enumerated
- 2021-08-25
- Last updated
- 2023-11-09
- Certified
- 2023-11-09
Frequently asked questions
- What is Cynthia Nguyen's NPI number?
- Cynthia Nguyen's National Provider Identifier (NPI) is 1922775121, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cynthia Nguyen's specialty?
- Cynthia Nguyen is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Cynthia Nguyen located?
- Cynthia Nguyen's practice location on file with NPPES is 955 W Imperial Hwy Ste 200, Brea, CA 92821-3812.
- What is Cynthia Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Cynthia Nguyen is (714) 626-6310.
- Does Cynthia Nguyen accept Medicare?
- Cynthia Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cynthia Nguyen's NPI active?
- Yes — Cynthia Nguyen's NPI (1922775121) is active in the NPPES registry as of the last update on 2023-11-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.