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

Dr. Marjorie H. Guthrie, MD

Individual provider Family Medicine Physician · NPI 1366490146

Dr. Marjorie H. Guthrie, MD is a Family Practice in O Fallon, Illinois. Graduated from Rush Medical College of Rush University in 2002, 24 years ago. Practices with Southern Illinois Healthcare Foundation Inc, a 118-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
24
Trained at
Rush Medical College of Rush University
Licensed in
IL
In the registry since
2006
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

3 Saint Elizabeth Blvd Ste 4000
O Fallon, IL 62269-1284
Phone: (618) 233-5480
Fax: (618) 222-4790
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 036113851 (IL)

Record details

NPI number1366490146
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 4, 2006
Last updated in NPPESMarch 10, 2026
Certification dateMarch 10, 2026

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 2002 (24 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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