Coralia Castillo MD
About this NPIWhat this record shows.
NPI 1851970628 is registered to Coralia Castillo MD, a Internal Medicine practising at 3249 Oak Park Ave in Berwyn, Illinois. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Coralia Castillo MD has been enumerated in the National Provider Identifier (NPI) registry since 2021.
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 Coralia Castillo MD accepts. To confirm in-network status with your specific health plan, contact Coralia Castillo MD directly at (708) 783-9100.
Frequently asked
Yes. NPI 1851970628 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
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 (708) 783-9100.
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. Coralia Castillo MD is a Type-1 individual NPI.