Organization Profile
Oa Associates, LLC
Unclaimed ProfileAbout Oa Associates, LLC
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Providers in This Building & Nearby
From registry street addresses: providers filed at this building, which can include unrelated practices sharing it.
- Laura A. Holobaugh, OTR/L Occupational Therapist
- Gregory J. Simmons, M.D. Orthopaedic Surgery
- Adam D. Helmers, DPT Physical Therapist
- Aleisia Eilers, M.A., CCC-SLP Speech-Language Pathologist
- Nolan P. Herrell, PA Physician Assistant
- Harvey L. Mirly, M.D. Orthopaedic Hand Surgery
- Maria E. Matthews, COTA/L
- Kristine Holder, OTR Occupational Therapist
- Christopher D. Heffner, MD Neurological Surgery
- Donald Johnston, D.O. Orthopaedic Surgery
Specialty
Credentials & Licensing
License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.
Contact Information
- (618) 234-9884
- Email not available
Practice Locations
4700 MEMORIAL DRIVE STE. 340
Belleville, IL 62226
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Also at Oa Associates, LLC 7
Providers listing the same practice in the NPI registry.
Other orthopaedic surgeons at this location 7
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 1
Clinically related specialties at the same address — the people this provider most likely works alongside.
More connections — 7 related providers in 2 groups
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Other orthopaedic surgeons in Belleville 3
Same specialty, same city.
Common questions
What is Oa Associates, LLC's specialty?
Oa Associates, LLC is an orthopaedic surgeon in Belleville, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Orthopaedic Surgery”.
NPI registry
Where can I find Oa Associates, LLC?
Oa Associates, LLC is listed at 4700 Memorial Drive Ste. 340, Belleville, IL 62226. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How do I contact Oa Associates, LLC?
The number on file is (618) 234-9884. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Oa Associates, LLC's NPI number?
Oa Associates, LLC's National Provider Identifier is 1013238534. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Has Oa Associates, LLC confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Oa Associates, LLC. If this is you, claiming it is free.
Guide.md
Is this your practice?
Manage this listing? Log in or create an account, then click “This is my practice and I manage it” here. A verified physician whose registry address matches this location is approved instantly; everyone else is reviewed by a person.
Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.