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

Derek Bastian, MA

Individual provider Mental Health Counselor · NPI 1336099647

Derek Bastian, MA is a Mental Health Counselor in Glen Carbon, Illinois. Works from 2 locations. Registered with an NPI since 2026.

In the registry since
2026
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

See every abbreviation used in this directory →

Practice location Address checks out

88 S Main St
Glen Carbon, IL 62034-1415
Phone: (618) 288-8085
Show map & directions

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

Additional practice locations (1)

  • 200 W 3rd St Ste 705&706, Alton, IL 62002-6180 — (618) 288-8085

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X

Record details

NPI number1336099647
Entity typeIndividual (Type 1)
GenderMale
Credentials MA
Sole proprietorNo
NPI enumeratedJanuary 28, 2026
Last updated in NPPESJanuary 28, 2026
Certification dateJanuary 28, 2026
Mailing address88 S Main St, Glen Carbon, IL 62034-1415

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