Gregory Masselink RN
About this NPIWhat this record shows.
NPI 1285429993 is registered to Gregory Masselink RN, a Medical-Surgical Registered Nurse practising at 2501 W 22nd St in Sioux Falls, South Dakota. Medical-Surgical Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Gregory Masselink RN has been enumerated in the National Provider Identifier (NPI) registry since 2025.
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 Gregory Masselink RN accepts. To confirm in-network status with your specific health plan, contact Gregory Masselink RN directly at (605) 336-3230.
Frequently asked
Yes. NPI 1285429993 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Medical-Surgical Registered Nurse 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 (605) 336-3230.
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. Gregory Masselink RN is a Type-1 individual NPI.