Individual Healthcare Provider
Alexander Jonathan Trenk, MD
Provider's NPPES record last updated: April 15, 2026
Overview
- Entity Type
- Individual Healthcare Provider
- NPI
- 1508359936
- Primary Specialty
- Surgery — Vascular Surgery
- Practice Location
- Arlington Heights, Illinois
- Sole Proprietor
- Yes
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 18, 2026, 11:38 AM 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 Surgery
Allopathic & Osteopathic Physicians
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Taxonomy code 208600000X
Provider-Reported License Information
- Surgery (Illinois)
- 036176334
- Surgery (Illinois)
- 125.071766
- Surgery (Illinois)
- 036176334
- Surgery (California)
- A183690
Practice Locations
Practice Location
800 W. Central Rd.
Arlington Heights, Illinois 60005-2349
Phone: (847) 618-2809
Additional Practice Location
1200 N State St
Los Angeles, California 90089-1001
Phone: (323) 442-8500
Additional Practice Location
5841 S Maryland Ave # 6040
Chicago, Illinois 60637-1443
Phone: (773) 702-1000
Fax: (773) 702-2140
Record Information
- Enumeration Date
- June 11, 2018
- Provider's NPPES Record Last Updated
- April 15, 2026
- Certification Date
- April 15, 2026
- NPISignal NPPES Dataset
- August 2026
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