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

Dr. Mary Derrane, MD

Individual provider Emergency Medicine Physician · NPI 1366637084

Dr. Mary Derrane, MD is an Emergency Medicine Physician in New Milford, Connecticut. Practices as a sole proprietor. Licensed in Connecticut and New York.

Licensed in
CT, NY
In the registry since
2007
Specialties on file
2
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

21 Elm St
New Milford, CT 06776
Phone: (860) 350-7222
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 045768 (CT)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 243200 (NY)

Record details

NPI number1366637084
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedSeptember 6, 2007
Last updated in NPPESAugust 8, 2025
Certification dateAugust 8, 2025

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