Brian Flanagan M.D.
About this NPIWhat this record shows.
NPI 1336428010 is registered to Brian Flanagan M.D., a Adult Reconstructive Orthopaedic Surgery practising at 420 N Il Route 31 in Crystal Lake, Illinois. Adult Reconstructive Orthopaedic Surgery is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Brian Flanagan M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2011.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- 036142459IL· Issued by STATE LICENSE
Source: NPPES public registry.
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
- I20170907001635Orthopedic SurgeryIL
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 Brian Flanagan M.D. accepts. To confirm in-network status with your specific health plan, contact Brian Flanagan M.D. directly at (815) 356-5200.
Frequently asked
Yes. NPI 1336428010 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Adult Reconstructive Orthopaedic Surgery 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 (815) 356-5200.
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. Brian Flanagan M.D. is a Type-1 individual NPI.