Diana Guillaume NP
About this NPIWhat this record shows.
NPI 1396037685 is registered to Diana Guillaume NP, a Adult Health Nurse Practitioner practising at 4120 Dempster St in Skokie, Illinois. Adult Health Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Diana Guillaume NP has been enumerated in the National Provider Identifier (NPI) registry since 2011.
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
- I20141204002482Nurse PractitionerIL
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 Diana Guillaume NP accepts. To confirm in-network status with your specific health plan, contact Diana Guillaume NP directly at (224) 601-7032.
Frequently asked
Yes. NPI 1396037685 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Adult Health Nurse Practitioner 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 (224) 601-7032.
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. Diana Guillaume NP is a Type-1 individual NPI.