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

Thomas Nielsen

Individual provider Psychologist · NPI 1558090340

Thomas Nielsen is a Psychologist in Naperville, Illinois. Registered with an NPI since 2022.

In the registry since
2022

Practice location Address checks out

1952 McDowell Rd Ste 305
Naperville, IL 60563
Phone: (630) 689-1022
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychologist (primary) Taxonomy 103T00000X

Record details

NPI number1558090340
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJune 7, 2022
Last updated in NPPESJune 7, 2022
Certification dateJune 7, 2022
Mailing address1952 McDowell Rd, Suite 305, Naperville, IL 60563

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