Gerard Widmann, PSYD
NPI 1740891282 · Clinical Neuropsychologist · Naperville, IL
Enrolled with Medicare as Practitioner - Clinical Psychologist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gerard Widmann, PSYD is a Clinical Neuropsychologist provider in Naperville, IL (NPI 1740891282).
Provider details
- NPI number
- 1740891282
- Entity type
- Individual
- Primary specialty
- Clinical NeuropsychologistBehavioral Health & Social Service Providers
- Credential
- PSYD
- Sex
- Male
- Sole proprietor
- No
- License
- 071010323 (IL)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2020-08-10
- Last updated
- 2021-03-01
- Certified
- 2021-03-01
Frequently asked questions
- What is Gerard Widmann's NPI number?
- Gerard Widmann's National Provider Identifier (NPI) is 1740891282, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gerard Widmann's specialty?
- Gerard Widmann is listed in the NPPES registry with a primary specialty of Clinical Neuropsychologist (Behavioral Health & Social Service Providers).
- Where is Gerard Widmann located?
- Gerard Widmann's practice location on file with NPPES is 640 S Washington St, Naperville, IL 60540-6603.
- What is Gerard Widmann's phone number?
- The practice phone number listed in the NPPES registry for Gerard Widmann is (815) 942-6323.
- Does Gerard Widmann accept Medicare?
- Gerard Widmann is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gerard Widmann's NPI active?
- Yes — Gerard Widmann's NPI (1740891282) is active in the NPPES registry as of the last update on 2021-03-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.