Dr. Maria Janecek D.O.
About this NPIWhat this record shows.
NPI 1396826400 is registered to Dr. Maria Janecek D.O., a Pediatrics practising at 6840 S. Main Street, Suite 201 in Downers Grove, Illinois. Pediatrics is the medical specialty focused on the health of infants, children, and adolescents through age 21. Dr. Maria Janecek D.O. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Maria Janecek D.O. accepts. To confirm in-network status with your specific health plan, contact Dr. Maria Janecek D.O. directly at (630) 852-4551.
Frequently asked
Yes. NPI 1396826400 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pediatrics is the medical specialty focused on the health of infants, children, and adolescents through age 21.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (630) 852-4551.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Dr. Maria Janecek D.O. is a Type-1 individual NPI.