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

Dr. Joseph Daniel Demayo, MD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1720211444

Dr. Joseph Daniel Demayo, MD is a Geriatric Medicine (Internal Medicine) Physician in Middlebury, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2009
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

66 Skyline Dr
Middlebury, CT 06762-1717
Phone: (203) 598-3817
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 027243 (CT)

Record details

NPI number1720211444
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 27, 2009
Last updated in NPPESAugust 27, 2009