Michael Castellarin MD
About this NPIWhat this record shows.
NPI 1467807610 is registered to Michael Castellarin MD, a Hospitalist practising at 12605 E 16th Ave in Aurora, Colorado. Hospitalist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Michael Castellarin MD has been enumerated in the National Provider Identifier (NPI) registry since 2016.
Your brand here.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Order and Referring Only
- I20230808001252Internal MedicineCO
Source: CMS PECOS public enrollment file.
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 Michael Castellarin MD accepts. To confirm in-network status with your specific health plan, contact Michael Castellarin MD directly at (720) 848-0000.
Frequently asked
Yes. NPI 1467807610 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Hospitalist 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 (720) 848-0000.
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. Michael Castellarin MD is a Type-1 individual NPI.