# WILLIAM HARTWIG

WILLIAM HARTWIG is an ADHD evaluation provider with an address in POUGHKEEPSIE, NY, United States.

## Details

- Address: 12 DAVIS AVE, POUGHKEEPSIE, NY, 126032408
- Phone: [845-471-8175](<tel:8454718175>)
- National Provider Identifier (NPI): 1770502346
- Credentials: Ph.D.
- Provider type: Clinical neuropsychologist
- Source of the listing data: CMS NPI Registry, retrieved 2026-10-03, public, free

## Questions

### Where is WILLIAM HARTWIG?

WILLIAM HARTWIG is at 12 DAVIS AVE, POUGHKEEPSIE, NY, 126032408.

### How do I contact WILLIAM HARTWIG?

To contact WILLIAM HARTWIG, call 845-471-8175.

### Is WILLIAM HARTWIG 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=1770502346), 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/ny/poughkeepsie/william-hartwig>)
- [ADHD evaluations in POUGHKEEPSIE](<https://adhdevaluations.fyi/ny/poughkeepsie/category/adhd-evaluations.md>)
- [Clinical neuropsychologists in POUGHKEEPSIE](<https://adhdevaluations.fyi/ny/poughkeepsie/category/clinical-neuropsychologists.md>)
- [More ADHD evaluation providers in POUGHKEEPSIE](<https://adhdevaluations.fyi/ny/poughkeepsie.md>)