Lars Johnson MD
About this NPIWhat this record shows.
NPI 1619461928 is registered to Lars Johnson MD, a Pulmonary Disease Physician practising at 420 E Superior St Ste 9-900 in Chicago, Illinois. Pulmonary Disease Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Lars Johnson MD has been enumerated in the National Provider Identifier (NPI) registry since 2018.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20210615002633Internal MedicineMI
Source: CMS PECOS public enrollment file.
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 Lars Johnson MD accepts. To confirm in-network status with your specific health plan, contact Lars Johnson MD directly at (312) 503-7975.
Frequently asked
Yes. NPI 1619461928 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 (312) 503-7975.
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. Lars Johnson MD is a Type-1 individual NPI.