Dr. John Sonnenberg MD
About this NPIWhat this record shows.
NPI 1609829050 is registered to Dr. John Sonnenberg MD, a Orthopaedic Surgery practising at 2850 S Wabash Ave, Suite 100 in Chicago, Illinois. Orthopaedic Surgery is a medical specialty focused on injuries and disorders of the musculoskeletal system, including bones, joints, ligaments, tendons, and muscles. Dr. John Sonnenberg MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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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 Dr. John Sonnenberg MD accepts. To confirm in-network status with your specific health plan, contact Dr. John Sonnenberg MD directly at (312) 842-4600.
Frequently asked
Yes. NPI 1609829050 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Orthopaedic Surgery is a medical specialty focused on injuries and disorders of the musculoskeletal system, including bones, joints, ligaments, tendons, and muscles.
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) 842-4600.
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. Dr. John Sonnenberg MD is a Type-1 individual NPI.