DR. ROSEMARY MAZANET MD
NPI 1477988764
Internal Medicine - Medical Oncology in Cos Cob, CT

Q: What is Rosemary Mazanet's NPI number?

The NPI number for Rosemary Mazanet is 1477988764. It was assigned to this individual provider in the NPPES registry on September 5, 2013.

Q: What is Rosemary Mazanet's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Q: When was this NPI record last updated?

The NPPES record for Rosemary Mazanet was last updated on September 5, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since September 05, 2013

24 DAFFODIL LN, COS COB, CT 06807(203) 861-0077 Get Directions Write a Review

NPPES record last updated: September 5, 2013. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Dr. Rosemary Mazanet Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. ROSEMARY MAZANET MD (NPI 1477988764) is an individual medical oncology provider in Cos Cob, Connecticut, licensed in Connecticut (039910) and active in the NPI registry since September 2013.

NPPES Registry Identity

NPI1477988764

Entity TypeIndividualFemale

Primary Taxonomy207RX0202X

Provider Legal NameDR. ROSEMARY MAZANETCredential: MD

Location Address24 DAFFODIL LNCos Cob, CT 06807-1409

Mailing Address24 Daffodil LnCos Cob, CT 06807-1409 · (203) 861-0077

Phone(203) 861-0077

Sole ProprietorYes

Enumeration DateSeptember 5, 2013

✔ NPI 1477988764 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RX0202X

License✔ Licensed in CT · 039910

Definition

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.

24 DAFFODIL LN, Cos Cob, CT 06807

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Rosemary Mazanet's NPI number?

The NPI number for Rosemary Mazanet is 1477988764. It was assigned to this individual provider in the NPPES registry on September 5, 2013.

Where is Rosemary Mazanet located?

Rosemary Mazanet practices at 24 Daffodil Ln, Cos Cob, CT 06807. The listed phone number is (203) 861-0077.

What is Rosemary Mazanet's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

When was this NPI record last updated?

The NPPES record for Rosemary Mazanet was last updated on September 5, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 12 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.