Khanh-Trang Nguyen, M.D.
NPI 1619995768 · Internal Medicine Physician · Houston, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Khanh-Trang Nguyen, M.D. is a Internal Medicine Physician provider in Houston, TX (NPI 1619995768).
Provider details
- NPI number
- 1619995768
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- LO878 (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
19 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
825 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 | 300 | $129 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 185 | $90 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Interpretation and Report93000 | 99 | $14 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 92 | $129 |
| Administration of Influenza Virus VaccineG0008 | 46 | $32 |
| Detection Test By Immunoassay With Direct Visual Observation for Influenza Virus87804 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 88 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 204 | 70 |
| Losartan Potassium | 198 | 62 |
| Levothyroxine Sodium | 143 | 44 |
| Amlodipine Besylate | 143 | 50 |
| Rosuvastatin Calcium | 126 | 41 |
| Carvedilol | 100 | 29 |
| Metformin Hcl |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$230 across 11 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
- 2006-07-17
- Last updated
- 2008-01-11
Frequently asked questions
- What is Khanh-Trang Nguyen's NPI number?
- Khanh-Trang Nguyen's National Provider Identifier (NPI) is 1619995768, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Khanh-Trang Nguyen's specialty?
- Khanh-Trang Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Khanh-Trang Nguyen located?
- Khanh-Trang Nguyen's practice location on file with NPPES is 11920 Astoria Blvd Ste 300, Houston, TX 77089-6097.
- What is Khanh-Trang Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Khanh-Trang Nguyen is (281) 481-8878.
- Does Khanh-Trang Nguyen accept Medicare?
- Khanh-Trang Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Khanh-Trang Nguyen's NPI active?
- Yes — Khanh-Trang Nguyen's NPI (1619995768) is active in the NPPES registry as of the last update on 2008-01-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.