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

Mr. Gregory Allen Rieger, MSW, LCSW

Individual provider Clinical Social Worker · NPI 1093721300

Mr. Gregory Allen Rieger, MSW, LCSW is a Clinical Social Worker in Saint Louis, Missouri. Qualified in 2006, 20 years ago. Practices as a sole proprietor, accepts Medicare assignment and offers telehealth.

Years since qualifying
20
In the registry since
2006
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

2055 Craigshire Rd Ste 120
Saint Louis, MO 63146-4012
Phone: (314) 681-1223
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X

Record details

NPI number1093721300
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW , LCSW
Sole proprietorYes
NPI enumeratedJuly 31, 2006
Last updated in NPPESJune 15, 2023
Certification dateJune 15, 2023

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2006 (20 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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