Anthony Nguyen, MD
NPI 1255917910 · Family Medicine Physician · Orange, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Anthony Nguyen, MD is a Family Medicine Physician provider in Orange, CA (NPI 1255917910).
Provider details
- NPI number
- 1255917910
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- A192359 (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
5 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
181 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 51 | $84 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 48 | $101 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 38 | $82 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes99222 | 18 | $135 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 15 | $120 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 15 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 41 | 14 |
| Amlodipine Besylate | 31 | 14 |
| Metformin Hcl | 28 | — |
| Empagliflozinbrand: Jardiance | 27 | — |
| Losartan Potassium | 22 | — |
| Furosemide | 21 | — |
| Diclofenac Sodium | 19 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$59 across 3 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)
- 800 N Main StSanta Ana, CA 92701-3576Phone: (657) 282-6355
Registry dates
- Enumerated
- 2021-03-23
- Last updated
- 2024-07-31
- Certified
- 2024-07-31
Frequently asked questions
- What is Anthony Nguyen's NPI number?
- Anthony Nguyen's National Provider Identifier (NPI) is 1255917910, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Anthony Nguyen's specialty?
- Anthony Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Anthony Nguyen located?
- Anthony Nguyen's practice location on file with NPPES is 101 the City Dr S, Orange, CA 92868-3201.
- What is Anthony Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Anthony Nguyen is (714) 456-7890.
- Does Anthony Nguyen accept Medicare?
- Anthony Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Anthony Nguyen's NPI active?
- Yes — Anthony Nguyen's NPI (1255917910) is active in the NPPES registry as of the last update on 2024-07-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.