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License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Learn more about Dr. Gregory Vachon:

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Specialties & Research

Dr. Gregory Vachon, MD is board certified in Internal Medicine.

Education & Awards

Dr. Vachon graduated from Stony Brook University. He has 2 awards.

Bridges to Excellence Recognition
Bridges to Excellence Medical Home Recognition (2013 - 2016)
Level II
NCQA Physician Practice Connections - Patient Centered Medical Home (2013 - 2016)


Dr. Vachon has 2 hospital affiliations:

  • Northwestern Memorial Hospital 
  • John H Stroger Jr Hospital of Cook County 

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Additional Information
Dr. Gregory C Vachon MD is a male Internist, has 20 years of experience and practices in Internal Medicine.
Where does Dr. Gregory C. Vachon practice?
Dr. Gregory Vachon has 2 office locations.
Dr. Gregory Vachon practices Internal Medicine near Oak Park, IL.
Additional practice locations include: Chicago, IL.
See Oak Park Internists.