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

Clayton Medical Associates, PC

Organization Rheumatology Physician · NPI 1891774329

Clayton Medical Associates, PC is a Rheumatology Physician in Saint Louis, Missouri. Registered with an NPI since 2006.

In the registry since
2006
Specialties on file
2
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

520 S Elm Ave
Saint Louis, MO 63119-3845
Phone: (314) 645-4434
Fax: (314) 645-3801
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Rheumatology Physician (primary) Taxonomy 207RR0500X
Non-Pharmacy Dispensing Site Taxonomy 332900000X

Record details

NPI number1891774329
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Laci Hueffmeier — Practice Administrator · (314) 645-4434
Other names Saint Louis Rheumatology
NPI enumeratedJanuary 12, 2006
Last updated in NPPESJuly 16, 2026
Certification dateJuly 16, 2026
Mailing address520 S Elm Ave, Saint Louis, MO 63119-3845

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