DR. Rosemary Mazanet, MD is a medical oncology internal medicine in Cos Cob, CT. The provider is an internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer. DR. Rosemary Mazanet, MD NPI is 1477988764. The provider is registered as an individual entity type. The NPPES NPI record indicates the provider is a female.
The provider's business location address is:
24 DAFFODIL LN COS COB, CT ZIP 06807-409 Phone: (203) 861-0077
The enumeration date for this NPI number is 9/5/2013 and was last updated on 9/5/2013.
The NPI record includes the healthcare provider taxonomy classification, state license number and state of licensure. The following information regarding the scope of practice of this provider is available:
NPI stands for National Provider Identifier. The NPI is a 10-digit identification number that is completely unique. The NPI number by itself does not contain any identifiable information such as a provider’s speciality or location. The NPI is assigned to individuals or organizacions for their lifespan and it is independent of key provider information type updates like a change of practices, location or speciality.
This page was last updated on: 11/21/2025
NPI Synchronization or Removal
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