Dr. Marc Greer DMD
About this NPIWhat this record shows.
NPI 1467476499 is registered to Dr. Marc Greer DMD, a General Practice Dentistry practising at 85 Merrimac St in Portsmouth, New Hampshire. General Practice Dentistry is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Marc Greer DMD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Your brand here.
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. Marc Greer DMD accepts. To confirm in-network status with your specific health plan, contact Dr. Marc Greer DMD directly at (603) 436-6922.
Frequently asked
Yes. NPI 1467476499 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
General Practice Dentistry 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 (603) 436-6922.
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. Marc Greer DMD is a Type-1 individual NPI.