Ontario Street Operatory
About this NPIWhat this record shows.
NPI 1477017333 is registered to Ontario Street Operatory, a healthcare organisation classified as "Ambulatory Surgical Clinic/Center" and located at 22 W Ontario St in Chicago, Illinois. The organisation's authorised official is Jeffrey Weinzweig. The organisation has been enumerated in the NPI registry since 2019.
Your brand here.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Ontario Street Operatory accepts. To confirm in-network status with your specific health plan, contact Ontario Street Operatory directly at (312) 642-0400.
Frequently asked
Yes. NPI 1477017333 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Ambulatory Surgical Clinic/Center is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (312) 642-0400.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Ontario Street Operatory is a Type-2 organisational NPI.