Thi Nguyen, DO
NPI 1427343623 · Family Medicine Physician · Port Arthur, TX
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thi Nguyen, DO is a Family Medicine Physician provider in Port Arthur, TX (NPI 1427343623).
Provider details
- NPI number
- 1427343623
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- P7823 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
15 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
515 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 103 | $86 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 | 93 | $16 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 87 | $14 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 64 | $122 |
| Detection Test By Immunoassay Technique for Severe Acute Respiratory Syndrome Coronavirus87426 | 62 | $35 |
| New Patient Office Or Other Outpatient Visit With Low Level of Medical Decision Making, If Using Time, 30 Minutes Or More99203 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 13 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Azithromycin | 171 | 156 |
| Prednisone | 33 | 33 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 28 | 25 |
| Levofloxacin | 22 | 21 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 19 | 17 |
| Nitrofurantoin Monohyd/M-Crystbrand: Nitrofurantoin Mono-Macro | 17 | 17 |
| Ciprofloxacin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-15
- Last updated
- 2015-07-24
Frequently asked questions
- What is Thi Nguyen's NPI number?
- Thi Nguyen's National Provider Identifier (NPI) is 1427343623, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thi Nguyen's specialty?
- Thi Nguyen is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Thi Nguyen located?
- Thi Nguyen's practice location on file with NPPES is 3620 Highway 365, Port Arthur, TX 77642-7716.
- What is Thi Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Thi Nguyen is (409) 344-4557.
- Does Thi Nguyen accept Medicare?
- Thi Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thi Nguyen's NPI active?
- Yes — Thi Nguyen's NPI (1427343623) is active in the NPPES registry as of the last update on 2015-07-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.