Individual Healthcare Provider
Benjamin Bansun Chang, MD
Provider's NPPES record last updated: January 6, 2022
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1023008117
- Primary Specialty
- Surgery — Vascular Surgery
- Practice Location
- Williamsport, Pennsylvania
- Sole Proprietor
- No
Federal Screening
NPISignal checked this NPI against federal exclusion sources. Results below are based on the NPI number itself — an identifier match, not a name match.
List of Excluded Individuals/Entities (LEIE)
HHS Office of Inspector General
No potential match was identified in NPISignal's indexed List of Excluded Individuals/Entities (LEIE) records as of 2026-09-10.
- Source data
- September 10, 2026
- Records indexed
- 84,001
- Screened
- Sep 19, 2026, 5:37 PM UTC
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
SAM.gov Exclusions
U.S. General Services Administration
SAM.gov Exclusions was not checked.
SAM.gov screening is not configured on this deployment. No SAM check has been performed.
- Screened
- Not checked
This is an NPI-based check only. NPISignal does not publish name-based exclusion matches on a provider profile. A shared or similar name is a lead that requires human review, not an identification, and this page is not the place to make one. Run a name-based screening below to see potential matches with the reasons for each.
This reflects only the records NPISignal currently holds and the identity information supplied. It is not a verification of eligibility, licensure, or compliance. Verify decisions that matter against the authoritative source.
Searches OIG LEIE and SAM.gov by name and reviews every potential match.
Specialties & Taxonomies
- Primary
Surgery
Vascular Surgery
Allopathic & Osteopathic Physicians
A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.
Taxonomy code 2086S0129X Radiology
Vascular & Interventional Radiology
Allopathic & Osteopathic Physicians
A radiologist who diagnoses and treats diseases by various radiologic imaging modalities. These include fluoroscopy, digital radiography, computed tomography, sonography and magnetic resonance imaging.
Taxonomy code 2085R0204XThoracic Surgery (Cardiothoracic Vascular Surgery)
Allopathic & Osteopathic Physicians
A thoracic surgeon provides the operative, perioperative and critical care of patients with pathologic conditions within the chest. Included is the surgical care of coronary artery disease, cancers of the lung, esophagus and chest wall, abnormalities of the trachea, abnormalities of the great vessels and heart valves, congenital anomalies, tumors of the mediastinum and diseases of the diaphragm. The management of the airway and injuries of the chest is within the scope of the specialty.
Taxonomy code 208G00000X
Provider-Reported License Information
- Surgery (Pennsylvania)
- MD476246
- Radiology (New York)
- 1697666
- Surgery (New York)
- 169766
- Thoracic Surgery (Cardiothoracic Vascular Surgery) (New York)
- 169766
Practice Locations
Practice Location
740 High St Ste 2001
Williamsport, Pennsylvania 17701-3102
Phone: (703) 212-8055
Record Information
- Enumeration Date
- October 28, 2005
- Provider's NPPES Record Last Updated
- January 6, 2022
- Certification Date
- January 6, 2022
- NPISignal NPPES Dataset
- August 2026
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