Dr. John Mcclanahan PHD, Ccdc, Lcadc
About this NPIWhat this record shows.
NPI 1720139934 is registered to Dr. John Mcclanahan PHD, Ccdc, Lcadc, a Addiction Counselor practising at 1454 Baltimore Annapolis Blvd in Arnold, Maryland. Addiction Counselor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. John Mcclanahan PHD, Ccdc, Lcadc has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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 Mcclanahan PHD, Ccdc, Lcadc accepts. To confirm in-network status with your specific health plan, contact Dr. John Mcclanahan PHD, Ccdc, Lcadc directly at (410) 626-7550.
Frequently asked
Yes. NPI 1720139934 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Addiction Counselor 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 (410) 626-7550.
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 Mcclanahan PHD, Ccdc, Lcadc is a Type-1 individual NPI.