Mary Nguyen
NPI 1336512102 · Family Nurse Practitioner · Westminster, CA
Mary Nguyen is a Family Nurse Practitioner provider in Westminster, CA (NPI 1336512102).
Provider details
- NPI number
- 1336512102
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 95000112 (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 tenure33% of score
10 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 71 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 221 | 133 |
| Amlodipine Besylate | 215 | 118 |
| Losartan Potassium | 129 | 73 |
| Metformin Hcl | 117 | 62 |
| Icosapent Ethylbrand: Vascepa | 99 | 37 |
| Diclofenac Sodium | 91 | 59 |
| Triamcinolone Acetonide | 88 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$81 across 4 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
- 2015-11-02
- Last updated
- 2016-09-14
Frequently asked questions
- What is Mary Nguyen's NPI number?
- Mary Nguyen's National Provider Identifier (NPI) is 1336512102, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Nguyen's specialty?
- Mary Nguyen is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Mary Nguyen located?
- Mary Nguyen's practice location on file with NPPES is 14501 Magnolia St Ste 108, Westminster, CA 92683-1307.
- What is Mary Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Mary Nguyen is (714) 799-7731.
- Is Mary Nguyen's NPI active?
- Yes — Mary Nguyen's NPI (1336512102) is active in the NPPES registry as of the last update on 2016-09-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.