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

Oa Associates, LLC

Organization Orthopaedic Surgery Physician · NPI 1649618554

Oa Associates, LLC is an Orthopaedic Surgery Physician in O Fallon, Illinois. Registered with an NPI since 2013.

In the registry since
2013
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

310 N Seven Hills Rd
O Fallon, IL 62269-4111
Phone: (618) 624-6281
Fax: (618) 624-7172
Show map & directions

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

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X

Record details

NPI number1649618554
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official James Davis — Executive Director · (618) 257-4644
NPI enumeratedJune 13, 2013
Last updated in NPPESJune 13, 2013
Mailing address310 N Seven Hills Rd, O Fallon, IL 62269-4111

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