Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Dr. David Charles, PHD

Individual provider Clinical Neuropsychologist · NPI 1629526983

Dr. David Charles, PHD is a Clinical Psychologist in Algonquin, Illinois. Qualified in 2016, 10 years ago. Practices with Thomson Memory Center LLC, a 13-clinician group, works from 8 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
10
Licensed in
IL
In the registry since
2016
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

1451 Merchant Dr
Algonquin, IL 60102-5917
Phone: (847) 469-7537
Fax: (847) 469-7540
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (7)

  • 1531 S Grove Ave Unit 105, Barrington, IL 60010-5250 — (847) 469-7537
  • 2551 N Clark St Ste 200, Chicago, IL 60614-1798 — (847) 469-7537
  • 420 Lake Cook Rd Ste 112, Deerfield, IL 60015-4914 — (847) 469-7537
  • 1603 Orrington Ave Ste 600, Evanston, IL 60201-3860 — (847) 469-7537
  • 2300 N Barrington Rd Ste 105, Hoffman Estates, IL 60169-2033 — (847) 469-7537
  • 17w662 Butterfield Rd Ste 302, Oakbrook Terrace, IL 60181-4006 — (847) 469-7537
  • 2604 Dempster St Ste 407b, Park Ridge, IL 60068-8428 — (847) 469-7537

Specialties & licences

Clinical Neuropsychologist (primary) Taxonomy 103G00000X · Licence 071.011321 (IL)

Record details

NPI number1629526983
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedSeptember 15, 2016
Last updated in NPPESSeptember 23, 2025
Certification dateSeptember 23, 2025
Mailing address1451 Merchant Dr, Algonquin, IL 60102-5917

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2016 (10 years in practice)
Group practice Thomson Memory Center Llc — 13 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Algonquin