John Lonergan MD
About this NPIWhat this record shows.
NPI 1427071158 is registered to John Lonergan MD, a Adult Medicine Physician practising at 4500 S Lancaster Rd in Dallas, Texas. Adult Medicine Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. John Lonergan MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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.
Order and Referring Only
- I20130503000111General PracticeTX
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 John Lonergan MD accepts. To confirm in-network status with your specific health plan, contact John Lonergan MD directly at (214) 857-1911.
Frequently asked
Yes. NPI 1427071158 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Adult Medicine 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 (214) 857-1911.
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. John Lonergan MD is a Type-1 individual NPI.