Benjamin Gee Chang, MD
NPI 1669467023ActiveIndividual· Internal Medicine, Pulmonary Disease· West Nyack, NY
Internal Medicine, Pulmonary Disease (MD) with Bon Secours Charity Health System Medical Group, P.C., practicing in West Nyack, New York. Their prescriptions cost Medicare Part D more than their services did: $462,559 for 1,234 claims, against $179,674 paid for services in 2024. Pulmonx Corporation was the largest of 7 companies reporting payments in 2025, $396.45 in all, mostly food and beverage. Lists Bon Secours Community Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1669467023 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 13, 2005 |
| Last updated in NPPES | Jun 17, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Pulmonary Disease Primary | 207RP1001X | 221062 | NY |
| Internal Medicine, Critical Care Medicine | 207RC0200X | 221062 | NY |
| Internal Medicine, Sleep Medicine | 207RS0012X | 221062 | NY |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Pulmonary Disease (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 732 |
|---|---|
| Services billed | 1,833 across 44 procedure codes |
| Paid by Medicare | $179,674 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,234 · 1,885 30-day fills |
|---|---|
| Patients | 228 |
| Total drug cost | $462,559 |
| Generic share | 50% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Pulmonary Disease |
| Secondary specialties | Sleep Medicine |
| Telehealth | Offers telehealth |
Medical group
- Bon Secours Charity Health System Medical Group, P.C.Suffern, NY · 157 clinicians
Hospital affiliations
- Bon Secours Community HospitalPort Jervis, NY
- Good Samaritan Hospital of SuffernSuffern, NY
- Nyack HospitalNyack, NY
Industry payments (Open Payments)
- 2025$396.45 · 10 payments from 7 companies
- 2024$22.60 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pulmonx Corporation | $184.00 | 1 |
| Amgen Inc. | $70.56 | 3 |
| Glaxosmithkline, LLC. | $37.89 | 2 |
| Viatris Specialty LLC | $32.06 | 1 |
| Actelion Pharmaceuticals US, Inc. | $26.51 | 1 |
What the 2025 payments were for
- Food and Beverage$396.45 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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