Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of October 4, 2026.
NPIDirectory

John Rapp, LCSW, LLC

Organization Clinical Social Worker · NPI 1639708639

John Rapp, LCSW, LLC provides Clinical Social Worker services in Clayton, Missouri. Registered with an NPI since 2020.

In the registry since
2020
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

8000 Bonhomme Ave Ste 416
Clayton, MO 63105-3515
Phone: (573) 424-4808
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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 number1639708639
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Rapp — Owner · (314) 456-9127
NPI enumeratedApril 2, 2020
Last updated in NPPESSeptember 23, 2026
Certification dateSeptember 23, 2026
Mailing address271 Wynstay Ave, Valley Park, MO 63088-1442

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