Brian Nguyen, DO
NPI 1598299471 · Geriatric Medicine (Family Medicine) Physician · Reno, NV
Enrolled with Medicare as Practitioner - Geriatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Nguyen, DO is a Geriatric Medicine (Family Medicine) Physician provider in Reno, NV (NPI 1598299471).
Provider details
- NPI number
- 1598299471
- Entity type
- Individual
- Primary specialty
- Geriatric Medicine (Family Medicine) PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20A18858 (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
9 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 · 77 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 213 | 55 |
| Atorvastatin Calcium | 179 | 48 |
| Sertraline Hcl | 165 | 49 |
| Donepezil Hcl | 156 | 57 |
| Losartan Potassium | 127 | 35 |
| Gabapentin | 115 | 38 |
| Trazodone Hcl | 101 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$494 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
- 2017-04-17
- Last updated
- 2022-09-23
- Certified
- 2022-09-23
Frequently asked questions
- What is Brian Nguyen's NPI number?
- Brian Nguyen's National Provider Identifier (NPI) is 1598299471, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Brian Nguyen's specialty?
- Brian Nguyen is listed in the NPPES registry with a primary specialty of Geriatric Medicine (Family Medicine) Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Nguyen located?
- Brian Nguyen's practice location on file with NPPES is 1155 Mill St # 11, Reno, NV 89502-1576.
- What is Brian Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Brian Nguyen is (775) 327-5174.
- Does Brian Nguyen accept Medicare?
- Brian Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Brian Nguyen's NPI active?
- Yes — Brian Nguyen's NPI (1598299471) is active in the NPPES registry as of the last update on 2022-09-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.