IndividualActive
Thomas Nielsen
NPI 1558090340 · Psychologist · Naperville, IL
Provider details
- NPI number
- 1558090340
- Entity type
- Individual
- Primary specialty
- PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
83% 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
1952 Mcdowell Rd
Suite 305
Naperville, IL 60563
Phone: (630) 689-1022
Street-level locationGet directions
Mailing address
1952 Mcdowell Rd
Naperville, IL 60563
Registry dates
- Enumerated
- 2022-06-07
- Last updated
- 2022-06-07
- Certified
- 2022-06-07
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.