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About this NPIWhat this record shows.
NPI 1235315458 is registered to James G Cunnar MD Sc, a healthcare organisation classified as "Family Medicine" and located at 2272 W 95th St, Suite 325 in Naperville, Illinois. The organisation's authorised official is James Cunnar. The organisation has been enumerated in the NPI registry since 2008.
Provider type
Organisation (Type 2)
Status
Active
Enumerated
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This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans James G Cunnar MD Sc accepts. To confirm in-network status with your specific health plan, contact James G Cunnar MD Sc directly at (630) 778-4700.
Frequently asked
Yes. NPI 1235315458 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment.
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) 778-4700.
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. James G Cunnar MD Sc is a Type-2 organisational NPI.
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