Ngan Van, M.D.
NPI 1487639779 · Internal Medicine Physician · Granger, IN
Enrolled with Medicare as Order and Referring Only - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ngan Van, M.D. is a Internal Medicine Physician provider in Granger, IN (NPI 1487639779).
Provider details
- NPI number
- 1487639779
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 01059892A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
20 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 67 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 276 | 119 |
| Levothyroxine Sodium | 244 | 111 |
| Lisinopril | 140 | 52 |
| Valsartan | 105 | 47 |
| Montelukast Sodium | 100 | 33 |
| Rosuvastatin Calcium | 95 | 35 |
| Alendronate Sodium | 93 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,290 across 40 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
Additional practice locations (1)
- 714 N Michigan StSouth Bend, IN 46601-1035Phone: (574) 647-7477Fax: (574) 647-3655
Registry dates
- Enumerated
- 2005-12-09
- Last updated
- 2023-05-01
- Certified
- 2023-05-01
Frequently asked questions
- What is Ngan Van's NPI number?
- Ngan Van's National Provider Identifier (NPI) is 1487639779, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ngan Van's specialty?
- Ngan Van is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ngan Van located?
- Ngan Van's practice location on file with NPPES is 6913 N Main St Ste 300, Granger, IN 46530-8039.
- What is Ngan Van's phone number?
- The practice phone number listed in the NPPES registry for Ngan Van is (574) 647-1500.
- Does Ngan Van accept Medicare?
- Ngan Van is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ngan Van's NPI active?
- Yes — Ngan Van's NPI (1487639779) is active in the NPPES registry as of the last update on 2023-05-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.