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

Dr. Shannon Nicole Walker, PHD

Individual provider Clinical Psychologist · NPI 1801020573

Dr. Shannon Nicole Walker, PHD is a Clinical Psychologist in Glen Carbon, Illinois. Qualified in 2007, 19 years ago. Practices with Southern Il Institute of Behavioral Health PC, a 6-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
19
Licensed in
IL
In the registry since
2009
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

9 Junction Dr W Ste 6
Glen Carbon, IL 62034-2931
Phone: (618) 710-4123
Fax: (618) 731-4082
Show map & directions

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

Specialties & licences

Clinical Psychologist (primary) Taxonomy 103TC0700X · Licence 071.007664 (IL)

Record details

NPI number1801020573
Entity typeIndividual (Type 1)
GenderFemale
Credentials PHD
Sole proprietorNo
NPI enumeratedMay 11, 2009
Last updated in NPPESJune 4, 2012
Mailing address9 Junction Dr W, Suite 6, Glen Carbon, IL 62034-2931

Medicare enrollment

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

Medicare specialtyCLINICAL PSYCHOLOGIST
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Southern Il Institute Of Behavioral Health Pc — 6 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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