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

Heather St Peter, LCSW

Individual provider Clinical Social Worker · NPI 1306378765

Heather St Peter, LCSW is a Clinical Social Worker in O Fallon, Missouri. Qualified in 2009, 17 years ago. Practices with Side by Side Wellness LLC, a 3-clinician group and accepts Medicare assignment. Licensed in Missouri.

Years since qualifying
17
Licensed in
MO
In the registry since
2017
What do these letters mean?
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

105 Church St
O Fallon, MO 63366-2894
Phone: (636) 294-5787
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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 · Licence 2017007132 (MO)

Record details

NPI number1306378765
Entity typeIndividual (Type 1)
GenderFemale
Credentials LCSW
Sole proprietorNo
NPI enumeratedApril 3, 2017
Last updated in NPPESMarch 12, 2026
Certification dateMarch 12, 2026
Mailing address105 Church St, O Fallon, MO 63366-2894

Medicare enrollment

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

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2009 (17 years in practice)
Group practice Side By Side Wellness Llc — 3 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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