Peter Nguyen-Dang, MD
NPI 1710449822 · Internal Medicine Physician · Westminster, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Nguyen-Dang, MD is a Internal Medicine Physician provider in Westminster, CA (NPI 1710449822).
Provider details
- NPI number
- 1710449822
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- A178332 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
7 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- 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 · 76 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 236 | 82 |
| Metformin Hcl | 157 | 41 |
| Amlodipine Besylate | 152 | 56 |
| Fluticasone Propionate | 151 | 39 |
| Losartan Potassium | 147 | 45 |
| Triamcinolone Acetonide | 103 | 38 |
| Finasteride | 86 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$255 across 6 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 (1)
- 400 N Pepper AveColton, CA 92324-1801Phone: (909) 580-1000
Registry dates
- Enumerated
- 2019-04-05
- Last updated
- 2022-10-03
- Certified
- 2022-10-03
Frequently asked questions
- What is Peter Nguyen-Dang's NPI number?
- Peter Nguyen-Dang's National Provider Identifier (NPI) is 1710449822, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Nguyen-Dang's specialty?
- Peter Nguyen-Dang is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Nguyen-Dang located?
- Peter Nguyen-Dang's practice location on file with NPPES is 14536 Brookhurst St Ste 102, Westminster, CA 92683-5788.
- What is Peter Nguyen-Dang's phone number?
- The practice phone number listed in the NPPES registry for Peter Nguyen-Dang is (714) 531-2548.
- Does Peter Nguyen-Dang accept Medicare?
- Peter Nguyen-Dang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Nguyen-Dang's NPI active?
- Yes — Peter Nguyen-Dang's NPI (1710449822) is active in the NPPES registry as of the last update on 2022-10-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.