Dr. John Leonard M.D.
About this NPIWhat this record shows.
NPI 1376697169 is registered to Dr. John Leonard M.D., a Clinical Medical Laboratory practising at 840 N Lake Shore Dr, # 2201 in Chicago, Illinois. Clinical Medical Laboratory is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. John Leonard M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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 Dr. John Leonard M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. John Leonard M.D. directly at (312) 640-6030.
Frequently asked
Yes. NPI 1376697169 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Clinical Medical Laboratory 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) 640-6030.
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 Leonard M.D. is a Type-1 individual NPI.