Van Lam, M.D.
NPI 1689647133 · Internal Medicine Physician · Carrollton, TX
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Van Lam, M.D. is a Internal Medicine Physician provider in Carrollton, TX (NPI 1689647133).
Provider details
- NPI number
- 1689647133
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- L0361 (TX)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
20 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
1,474 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 | 223 | $121 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 209 | $9 |
| Blood Test, Comprehensive Group of Blood Chemicals80053 | 187 | $10 |
| Blood Test, Lipids (cholesterol and Triglycerides)80061 | 181 | $13 |
| Blood Test, Thyroid Stimulating Hormone (tsh)84443 | 107 | $16 |
| Complete Blood Cell Count (red Cells, White Blood Cell, Platelets), Automated Test and Automated Differential White Blood Cell Count85025 | 107 | $8 |
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 | 417 | 127 |
| Amlodipine Besylate | 323 | 97 |
| Metformin Hcl | 297 | 90 |
| Lisinopril | 276 | 83 |
| Pravastatin Sodium | 242 | 69 |
| Losartan Potassium | 193 | 61 |
| Meloxicam | 187 | 69 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-02-07
- Last updated
- 2019-10-31
Frequently asked questions
- What is Van Lam's NPI number?
- Van Lam's National Provider Identifier (NPI) is 1689647133, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Van Lam's specialty?
- Van Lam is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Van Lam located?
- Van Lam's practice location on file with NPPES is 1601 W Hebron Pkwy Ste 100, Carrollton, TX 75010-6342.
- What is Van Lam's phone number?
- The practice phone number listed in the NPPES registry for Van Lam is (972) 426-8675.
- Does Van Lam accept Medicare?
- Van Lam is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Van Lam's NPI active?
- Yes — Van Lam's NPI (1689647133) is active in the NPPES registry as of the last update on 2019-10-31.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.