Vuong Nguyen, M.D.
NPI 1093701690 · Internal Medicine Physician · Westminster, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Vuong Nguyen, M.D. is a Internal Medicine Physician provider in Westminster, CA (NPI 1093701690).
Provider details
- NPI number
- 1093701690
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- A69222 (CA)
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
20 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
4,455 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) |
|---|---|---|
| Chronic Care Management Services for Two Or More Chronic Conditions, First 30 Minutes Provided Personally By Health Care Professional, Per Calendar Month99491 | 1,474 | $90 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 934 | $67 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 565 | $138 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 352 | $9 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 292 | $123 |
| Subsequent Nursing Facility Care With High Level of Medical Decision Making, Per Day, If Using Time, at Least 45 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 190 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Amlodipine Besylate | 721 | 212 |
| Atorvastatin Calcium | 606 | 158 |
| Rosuvastatin Calcium | 436 | 141 |
| Metformin Hcl | 401 | 115 |
| Losartan Potassium | 327 | 104 |
| Pantoprazole Sodium | 320 | 89 |
| Linagliptin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$2,383 across 80 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
- 2005-09-20
- Last updated
- 2023-11-01
- Certified
- 2023-11-01
Frequently asked questions
- What is Vuong Nguyen's NPI number?
- Vuong Nguyen's National Provider Identifier (NPI) is 1093701690, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Vuong Nguyen's specialty?
- Vuong Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Vuong Nguyen located?
- Vuong Nguyen's practice location on file with NPPES is 13671 Beach Blvd Ste a, Westminster, CA 92683-3200.
- What is Vuong Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Vuong Nguyen is (714) 467-4321.
- Does Vuong Nguyen accept Medicare?
- Vuong Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Vuong Nguyen's NPI active?
- Yes — Vuong Nguyen's NPI (1093701690) is active in the NPPES registry as of the last update on 2023-11-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.