Linh Nguyen, MD
NPI 1659475028 · Internal Medicine Physician · Dallas, TX
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Linh Nguyen, MD is a Internal Medicine Physician provider in Dallas, TX (NPI 1659475028).
Provider details
- NPI number
- 1659475028
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 149213 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Suppliers
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
1,778 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) |
|---|---|---|
| Remote Monitoring of Physiologic Parameters, Initial Supply of Devices With Daily Recordings Or Programmed Alerts Transmission, Each 30 Days99454 | 446 | $47 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 235 | $125 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, First 20 Minutes99457 | 166 | $48 |
| Management Using the Results of Remote Vital Sign Monitoring Per Calendar Month, Each Additional 20 Minutes99458 | 157 | $39 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 | 122 | $62 |
| Creatinine Level to Test for Kidney Function Or Muscle Injury |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 104 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 318 | 97 |
| Losartan Potassium | 241 | 76 |
| Rosuvastatin Calcium | 235 | 69 |
| Carvedilol | 234 | 71 |
| Icosapent Ethylbrand: Vascepa | 232 | 78 |
| Amlodipine Besylate | 224 | 69 |
| Metformin Hcl | 216 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$584 across 24 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
- 2006-09-07
- Last updated
- 2026-05-20
- Certified
- 2026-05-20
Frequently asked questions
- What is Linh Nguyen's NPI number?
- Linh Nguyen's National Provider Identifier (NPI) is 1659475028, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Linh Nguyen's specialty?
- Linh Nguyen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Linh Nguyen located?
- Linh Nguyen's practice location on file with NPPES is 8345 Walnut Hill Ln Ste 105, Dallas, TX 75231-4245.
- What is Linh Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Linh Nguyen is (972) 276-6888.
- Does Linh Nguyen accept Medicare?
- Linh Nguyen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Linh Nguyen's NPI active?
- Yes — Linh Nguyen's NPI (1659475028) is active in the NPPES registry as of the last update on 2026-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.