Maria Charissa Calderon RN
Also known as
- Also known asRule, Maria Charissa Calderon
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1255077400 is registered to Maria Charissa Calderon RN, a Registered Nurse practising at 21984 Redwood Rd in Castro Valley, California. Registered Nurse is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Maria Charissa Calderon RN has been enumerated in the National Provider Identifier (NPI) registry since 2022.
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 Maria Charissa Calderon RN accepts. To confirm in-network status with your specific health plan, contact Maria Charissa Calderon RN directly at (510) 688-7585.
Frequently asked
Yes. NPI 1255077400 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
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 (510) 688-7585.
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. Maria Charissa Calderon RN is a Type-1 individual NPI.