Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Michael G Guignon Jr., MD

Individual provider Hospitalist Physician · NPI 1942542931

Michael G Guignon Jr., MD is an Internal Medicine in Shiloh, Illinois. Graduated from Southern Illinois University School of Medicine in 2013, 13 years ago. Practices with Fairview Heights Medical Group SC, a 448-clinician group, works from 4 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
13
Trained at
Southern Illinois University School of Medicine
Licensed in
IL
In the registry since
2013
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1414 Cross St Ste 230
Shiloh, IL 62269
Phone: (618) 607-1260
Fax: (618) 624-4856
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 200 Health Care Dr, Greenville, IL 62246-1154 — (618) 664-1230
  • 200 Health Care Dr, Greenville, IL 62246-1154 — (618) 664-1230
  • 1402 S Grand Blvd, Saint Louis, MO 63104-1004 — (314) 577-8762

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036140835 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 036140835 (IL)

Record details

NPI number1942542931
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 18, 2013
Last updated in NPPESFebruary 19, 2021
Certification dateFebruary 19, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolSOUTHERN ILLINOIS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2013 (13 years in practice)
Group practice Fairview Heights Medical Group Sc — 448 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

Other providers in Shiloh