IndividualActive
Jason Holdeman, PSY.D.
NPI 1952385148 · Clinical Psychologist · Great Lakes, IL
Provider details
- NPI number
- 1952385148
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- PSY.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 20041693A (IN)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
20 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
3420 Illinois St
Great Lakes, IL 60088-3161
Phone: (847) 688-6755
Fax: (847) 688-7411
Street-level locationGet directions
Mailing address
101 Misty Hill Ln
Hainesville, IL 60030-1078
Registry dates
- Enumerated
- 2005-12-01
- Last updated
- 2016-05-31
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.