Marissa Defreese MD
Also known as
- Formerly known asDelgado, Marissa
Source: NPPES public registry.
About this NPIWhat this record shows.
NPI 1194963462 is registered to Marissa Defreese MD, a Surgical Critical Care Physician practising at 29 Hospital Plaza, 6th Floor in Stamford, Connecticut. Surgical Critical Care Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Marissa Defreese MD has been enumerated in the National Provider Identifier (NPI) registry since 2009.
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
- I20180830003141General SurgeryCA
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 Marissa Defreese MD accepts. To confirm in-network status with your specific health plan, contact Marissa Defreese MD directly at (203) 276-5959.
Frequently asked
Yes. NPI 1194963462 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Surgical Critical Care 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) 276-5959.
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. Marissa Defreese MD is a Type-1 individual NPI.