Tam-Nhi Nguyen, PA-C
NPI 1023121324 · Medical Physician Assistant · Dallas, TX
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tam-Nhi Nguyen, PA-C is a Medical Physician Assistant provider in Dallas, TX (NPI 1023121324).
Provider details
- NPI number
- 1023121324
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- PA03433 (TX)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 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
324 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 Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 152 | $92 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 113 | $63 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 59 | $131 |
Typical Medicare-allowed amounts for these services range $63–$131 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 46 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 549 | 121 |
| Carvedilol | 487 | 114 |
| Atorvastatin Calcium | 344 | 86 |
| Amlodipine Besylate | 276 | 72 |
| Tamsulosin Hcl | 250 | 62 |
| Pantoprazole Sodium | 249 | 75 |
| Furosemide | 198 | 51 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-08-17
- Last updated
- 2013-04-18
Frequently asked questions
- What is Tam-Nhi Nguyen's NPI number?
- Tam-Nhi Nguyen's National Provider Identifier (NPI) is 1023121324, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tam-Nhi Nguyen's specialty?
- Tam-Nhi Nguyen is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tam-Nhi Nguyen located?
- Tam-Nhi Nguyen's practice location on file with NPPES is 5939 Harry Hines Blvd, Dallas, TX 75390-9258.
- What is Tam-Nhi Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Tam-Nhi Nguyen is (214) 645-1919.
- Does Tam-Nhi Nguyen accept Medicare?
- Tam-Nhi Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tam-Nhi Nguyen's NPI active?
- Yes — Tam-Nhi Nguyen's NPI (1023121324) is active in the NPPES registry as of the last update on 2013-04-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.