Marianne Casilla-Lennon MD
About this NPIWhat this record shows.
NPI 1477081594 is registered to Marianne Casilla-Lennon MD, a Urology Physician practising at 20 York Street, Ynhh Dept Of Surgery in New Haven, Connecticut. Urology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Marianne Casilla-Lennon MD has been enumerated in the National Provider Identifier (NPI) registry since 2017.
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.
Practitioner
- I20220929003207UrologyCT
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 Marianne Casilla-Lennon MD accepts. To confirm in-network status with your specific health plan, contact Marianne Casilla-Lennon MD directly at (203) 688-4242.
Frequently asked
Yes. NPI 1477081594 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Urology Physician 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 (203) 688-4242.
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. Marianne Casilla-Lennon MD is a Type-1 individual NPI.