Data from the NPPES registry. May not reflect recent changes — verify at nppes.cms.hhs.gov.
DR. J. PRESTON HARLEY, PHD
Active Sole ProprietorDR. J. PRESTON HARLEY, PHD is a Clinical Neuropsychologist healthcare provider located in NAPERVILLE, Illinois. NPI 1578598462 is currently active in the NPPES registry. Verify at CMS.
Clinical Neuropsychologist · NAPERVILLE, IL
Registration Details
- NPI Number
- 1578598462
- Provider Type
- Individual
- Gender
- Male
- NPI Issued
- Jul 11, 2006 (20.085665817026 yrs)
- Last Updated
- Sep 11, 2025
- Licenses
-
071-004240 (IL)071-004240 (IL)071-004240 (IL)
- Sole Proprietor
- Yes
Practice Information
- Address
-
3155 BOOK RDSUITE 103NAPERVILLE, IL, 605649545Browse IL providers · Browse ZIP 60564
- Phone
- 6302934321
- Fax
- 6302934297
- Primary Specialty
-
Clinical Neuropsychologist
103G00000X
- Additional Specialty
- Clinical Psychologist
- Additional Specialty
- Rehabilitation Psychologist
Other Clinical Neuropsychologist Providers in NAPERVILLE, IL
| Name | Credential | NPI |
|---|---|---|
| DR. PATRICE PAUL | PH.D. | 1073727038 |
| DR. GERARD DAVID WIDMANN | PSYD | 1740891282 |
Data sourced from the NPPES National Provider Identifier registry. This information is for informational purposes only and is not a substitute for verifying credentials with the appropriate licensing authority. For official verification, use the NPPES NPI Registry or the relevant state medical board.