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

Dr. Christopher Luke Haak, PHD

Individual provider Psychologist · NPI 1063186831

Dr. Christopher Luke Haak, PHD is a Clinical Psychologist in Schererville, Indiana. Qualified in 2019, 7 years ago. Practices with Community Care Network Inc, a 374-clinician group and accepts Medicare assignment. Licensed in Iowa and Indiana.

Years since qualifying
7
Licensed in
IA, IN
In the registry since
2021
Specialties on file
2
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

1545 W US Highway 30
Schererville, IN 46375-1562
Phone: (219) 703-2447
Fax: (219) 703-6876
Show map & directions

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

Specialties & licences

Clinical Neuropsychologist (primary) Taxonomy 103G00000X · Licence 20043730A (IN)
Psychologist Taxonomy 103T00000X · Licence 107642 (IA)

Record details

NPI number1063186831
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorNo
NPI enumeratedAugust 5, 2021
Last updated in NPPESOctober 30, 2023
Certification dateOctober 30, 2023
Mailing address8558 Broadway, Merrillville, IN 46410-7032

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2019 (7 years in practice)
Group practice Community Care Network Inc — 374 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare