Brian Nguyen, MD
NPI 1902393366 · Internal Medicine Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Brian Nguyen, MD is a Internal Medicine Physician provider in Dallas, TX (NPI 1902393366).
Provider details
- NPI number
- 1902393366
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 1404812417 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
349 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 113 | $126 |
| Advance Care Planning, First 30 Minutes99497 | 60 | $81 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 54 | $128 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 53 | $178 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 23 | $14 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 103 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 403 | 131 |
| Amlodipine Besylate | 230 | 71 |
| Levothyroxine Sodium | 137 | 42 |
| Losartan Potassium | 136 | 45 |
| Pantoprazole Sodium | 118 | 45 |
| Metformin Hcl | 107 | 33 |
| Lisinopril |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$949 across 50 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
- 2018-04-20
- Last updated
- 2021-08-12
- Certified
- 2021-08-12
Frequently asked questions
- What is Brian Nguyen's NPI number?
- Brian Nguyen's National Provider Identifier (NPI) is 1902393366, 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 Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Brian Nguyen located?
- Brian Nguyen's practice location on file with NPPES is 1222 N Bishop Ave Ste 300, Dallas, TX 75208-4176.
- What is Brian Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Brian Nguyen is (214) 941-1353.
- 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 (1902393366) is active in the NPPES registry as of the last update on 2021-08-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.