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

Dr. Maria J Janecek, DO

Individual provider Pediatrics Physician · NPI 1396826400

Dr. Maria J Janecek, DO is a Pediatrics Physician in Downers Grove, Illinois. Licensed in Illinois. Registered with an NPI since 2006.

Licensed in
IL
In the registry since
2006
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

6840 S Main St Ste 201
Downers Grove, IL 60516-3493
Phone: (630) 852-4551
Fax: (630) 852-0131
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 036-103654 (IL)

Record details

NPI number1396826400
Entity typeIndividual (Type 1)
GenderFemale
Credentials DO
Sole proprietorNo
NPI enumeratedOctober 17, 2006
Last updated in NPPESNovember 17, 2009
Mailing address6840 S. Main Street, Suite 201, Downers Grove, IL 60516-3493

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