Dr. Mary Crois PSY.D.
About this NPIWhat this record shows.
NPI 1659453579 is registered to Dr. Mary Crois PSY.D., a Psychologist practising at 331 Phillips Ave in Glen Ellyn, Illinois. Psychologist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Mary Crois PSY.D. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
Medicare enrollment
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.
Practitioner
- I20050919000587Clinical PsychologistIL
Source: CMS PECOS public enrollment file.
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. Mary Crois PSY.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Mary Crois PSY.D. directly at (630) 881-3894.
Frequently asked
Yes. NPI 1659453579 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Psychologist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
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) 881-3894.
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. Mary Crois PSY.D. is a Type-1 individual NPI.