William Ernest Nordbrock, PH.D., ABPP
Clinical Neuropsychologist · Crystal Lake, IL
William Ernest Nordbrock, PH.D., ABPP is a clinical neuropsychologist with a practice address in Crystal Lake, Illinois, and NPI 1881618965, issued on Jul 26, 2006. Check the license (Illinois 071-004915, 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
- William Ernest Nordbrock
- Credential
- PH.D., ABPP
- Primary taxonomy
- Clinical Neuropsychologist 103G00000X
- License number
- 071-004915 IL
Self-reported in NPPES; status is on the state search - Practice location
- 755 Mcardle Dr, Crystal Lake, IL 60014
- Phone
- (815) 355-8589
- Enumerated
- Jul 26, 2006
- Record last updated
- Jul 26, 2026
- Fax
- (815) 923-7579
- Medicare enrollment
- Enrolled (PECOS I20141204000179); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest clinical neuropsychologist records → All 248 in Illinois → Look up another NPI →
Verify William Ernest Nordbrock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 071-004915Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
William Ernest Nordbrock among 248 clinical neuropsychologist records in Illinois
William Ernest Nordbrock, PH.D., ABPP is one of 248 clinical neuropsychologist records with a practice address in Illinois. 35% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 3% of them.
- NPI issued2006 · 3% of these records are older, 76% newer
- In a Medicare fileNo · 35% of these records are
- In the CMS Doctors and Clinicians fileYes · 46% of these records are
- Graduated1982 · median 2013 among the 115 with a school on file
- Record last updated2026 · 44% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 103G00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Clinical Neuropsychologist providers in Illinois
There are 248 clinical neuropsychologist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 248 in Illinois → Every provider in Crystal Lake → Clinical Neuropsychologist nationwide →
The 8 clinical neuropsychologist records with the nearest ZIP codes
- Nicole Garcia, PSYDCrystal Lake, IL 600141194552752
- Christina Vocos, PSY.DCrystal Lake, IL 600141275934150
- Laura Benson, PH.D.Deerfield, IL 600151386094670
- Katherine Debroeck, PSY.D.Riverwoods, IL 600151720914237
- Elizabeth Heideman, PHDRiverwoods, IL 600151992137673
- David Jackson, MDDeerfield, IL 600151003456708
- Victoria Tuchscherer, PH.D.Deerfield, IL 600151558777987
- Livia Bir, PSY.D.Crystal Lake, IL 600121033794318
Common questions
What is William Ernest Nordbrock, PH.D., ABPP's NPI number?
William Ernest Nordbrock, PH.D., ABPP's National Provider Identifier (NPI) is 1881618965, issued on Jul 26, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Ernest Nordbrock, PH.D., ABPP located?
The NPPES record lists a practice address at 755 Mcardle Dr, Crystal Lake, IL, 60014. Phone: (815) 355-8589. Providers update this record themselves, so call before visiting.
How can I verify William Ernest Nordbrock, PH.D., ABPP's license?
NPPES lists Illinois license number 071-004915, 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), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.