Gretchen Sumortin
About this NPIWhat this record shows.
NPI 1518520691 is registered to Gretchen Sumortin, a Registered Dietitian practising at 4060 Campus Dr Ste 110 in Newport Beach, California. Registered Dietitian is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Gretchen Sumortin has been enumerated in the National Provider Identifier (NPI) registry since 2019.
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 Gretchen Sumortin accepts. To confirm in-network status with your specific health plan, contact Gretchen Sumortin directly at (562) 412-1767.
Frequently asked
Yes. NPI 1518520691 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Registered Dietitian 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 (562) 412-1767.
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. Gretchen Sumortin is a Type-1 individual NPI.