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About this NPIWhat this record shows.
NPI 1154530798 is registered to Dr. Ronald Semerdjian M.D., a Pulmonary Disease Physician practising at 2507 Kenilworth Ave in Wilmette, Illinois. Pulmonary Disease Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Ronald Semerdjian M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Provider type
Individual (Type 1)
Status
Active
Enumerated
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The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Dr. Ronald Semerdjian M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Ronald Semerdjian M.D. directly at (847) 251-8669.
Frequently asked
Yes. NPI 1154530798 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pulmonary Disease Physician 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 (847) 251-8669.
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. Ronald Semerdjian M.D. is a Type-1 individual NPI.
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