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

Individual provider Internal Medicine Physician · NPI 1851383301

Michael C Adams, MD is an Internal Medicine in Granite City, Illinois. Graduated from Southern Illinois University School of Medicine in 1987, 39 years ago. Practices with Southern Illinois Healthcare Foundation Inc, a 118-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
39
Trained at
Southern Illinois University School of Medicine
Licensed in
IL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2166 Madison Ave
Granite City, IL 62040-4700
Phone: (618) 452-3301
Fax: (618) 452-3312
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036093660 (IL)

Record details

NPI number1851383301
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedAugust 19, 2005
Last updated in NPPESMay 14, 2025
Certification dateMay 14, 2025
Mailing address2166 Madison Ave, Granite City, IL 62040-4700

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 1987 (39 years in practice)
Group practice Southern Illinois Healthcare Foundation Inc — 118 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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