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

Dr. Gretchen Sander, MD

Individual provider Pediatrics Physician · NPI 1427256486

Dr. Gretchen Sander, MD is a Pediatrics Physician in Collinsville, Illinois. Licensed in Illinois. Registered with an NPI since 2007.

Licensed in
IL
In the registry since
2007
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

101 United Dr Ste 110
Collinsville, IL 62234-7428
Phone: (618) 855-9041
Fax: (618) 855-9046
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 36118745 (IL)

Record details

NPI number1427256486
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 10, 2007
Last updated in NPPESFebruary 19, 2013

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