Dr. John Simpson MD
About this NPIWhat this record shows.
NPI 1417049347 is registered to Dr. John Simpson MD, a Allergy & Immunology Physician practising at 6305 Castle Pl, Suite 2d in Falls Church, Virginia. Allergy & Immunology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. John Simpson MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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
- 2307287· Issued by AETNA
- 274694· Issued by ANTHEM
- 684263ZKRDVA· Issued by MEDICARE PTAN
Source: NPPES public registry.
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 Simpson MD accepts. To confirm in-network status with your specific health plan, contact Dr. John Simpson MD directly at (703) 534-5500.
Frequently asked
Yes. NPI 1417049347 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Allergy & Immunology 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 (703) 534-5500.
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 Simpson MD is a Type-1 individual NPI.