Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Tracy L Breen, MD

Individual provider Endocrinology, Diabetes & Metabolism Physician · NPI 1396777413

Tracy L Breen, MD is an Endocrinology, Diabetes & Metabolism Physician in New York, New York. Licensed in New York. Registered with an NPI since 2006.

Licensed in
NY
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

5 E 98th Street Box 1118 Mount Sinai Hospital Endocrinology
New York, NY 10029
Phone: (212) 241-7975
Fax: (212) 423-0508
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endocrinology, Diabetes & Metabolism Physician (primary) Taxonomy 207RE0101X · Licence 212778 (NY)

Record details

NPI number1396777413
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 7, 2006
Last updated in NPPESJuly 22, 2010

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