# HOLLY HAGEN

HOLLY HAGEN is an ADHD evaluation provider with an address in ALGONQUIN, IL, United States.

## Details

- Address: 1451 MERCHANT DR, ALGONQUIN, IL, 601025917
- Phone: [847-469-7537](<tel:8474697537>)
- National Provider Identifier (NPI): 1932537545
- Credentials: PsyD
- Provider type: Clinical neuropsychologist
- Source of the listing data: CMS NPI Registry, retrieved 2026-10-03, public, free

## Questions

### Where is HOLLY HAGEN?

HOLLY HAGEN is at 1451 MERCHANT DR, ALGONQUIN, IL, 601025917.

### How do I contact HOLLY HAGEN?

To contact HOLLY HAGEN, call 847-469-7537.

### Is HOLLY HAGEN accepting new patients?

That is not in the registry data. Call the phone number on the listing and ask about availability, wait times and insurance.

## Source

From [CMS NPI Registry (National Plan and Provider Enumeration System)](https://npiregistry.cms.hhs.gov/api/?version=2.1&number=1932537545), license US government public data. CMS publishes NPPES provider data for open access under its data dissemination notice., checked 2026-10-06.

Last updated October 6, 2026.

## Links

- This ADHD evaluation provider on the [web page](<https://adhdevaluations.fyi/il/algonquin/holly-hagen>)
- [ADHD evaluations in ALGONQUIN](<https://adhdevaluations.fyi/il/algonquin/category/adhd-evaluations.md>)
- [Clinical neuropsychologists in ALGONQUIN](<https://adhdevaluations.fyi/il/algonquin/category/clinical-neuropsychologists.md>)
- [More ADHD evaluation providers in ALGONQUIN](<https://adhdevaluations.fyi/il/algonquin.md>)