Caitlin Giammusso LMFT
About this NPIWhat this record shows.
NPI 1891591426 is registered to Caitlin Giammusso LMFT, a Mental Health Counselor practising at 460 N Main St in Glen Ellyn, Illinois. Mental Health Counselor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Caitlin Giammusso LMFT has been enumerated in the National Provider Identifier (NPI) registry since 2025.
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
- I20251103001290Marriage and Family TherapistIL
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 Caitlin Giammusso LMFT accepts. To confirm in-network status with your specific health plan, contact Caitlin Giammusso LMFT directly at (708) 628-8000.
Frequently asked
Yes. NPI 1891591426 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Mental Health Counselor 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 (708) 628-8000.
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. Caitlin Giammusso LMFT is a Type-1 individual NPI.