Jennifer Duff, PSY.D.
Clinical Psychologist · Naperville, IL
Jennifer Duff, PSY.D. is a clinical psychologist with a practice address in Naperville, Illinois, and NPI 1649492315, issued on May 3, 2007. Check the license (Illinois 071007188, as entered in NPPES) with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Jennifer Duff
- Credential
- PSY.D.
- Primary taxonomy
- Clinical Psychologist 103TC0700X
- License number
- 071007188 IL
Self-reported in NPPES; status is on the state search - Practice location
- 1020 E Ogden Ave, Naperville, IL 60563
- Phone
- (630) 420-9707
- Enumerated
- May 3, 2007
- Entity
- Type 1 · individual
Also registered at 1020 E Ogden Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jennifer Duff in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 071007188Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
132 clinical psychologist records list a Naperville practice address
They are 132 of the 4,634 NPPES records with a Naperville practice address, and 3,655 clinical psychologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 132 in Naperville → All 3,655 in Illinois → Every provider in Naperville →
Other clinical psychologist records in Illinois
- Kathy Abbott, PSYDEvergreen Park, IL1922188929
- Lamese AbdelhamidOrland Park, IL1992671440
- James Abec, PH.D.Lombard, IL1770791907
- Allison Abel, PSY.DHines, IL1003638040
- William Aber, PH.D.Chicago, IL1598777187
- Leslie Abrams, PH.D.Deerfield, IL1861558348
- Dayna Abramson, PSYDRomeoville, IL1891523502
- Huda Abuasi, PSY.D.Orland Park, IL1841312808
- Melissa Ackerman, PSYDDes Plaines, IL1437198132
- Na'Ama Adam Wasserman, PSY.D.Chicago, IL1790325744
Common questions
What is Jennifer Duff, PSY.D.'s NPI number?
Jennifer Duff, PSY.D.'s National Provider Identifier (NPI) is 1649492315, issued on May 3, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Jennifer Duff, PSY.D. located?
The NPPES record lists a practice address at 1020 E Ogden Ave, Naperville, IL, 60563. Phone: (630) 420-9707. Providers update this record themselves, so call before visiting.
How can I verify Jennifer Duff, PSY.D.'s license?
NPPES lists Illinois license number 071007188, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.