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

Mary A De Keyser, LPN

Individual provider Licensed Practical Nurse · NPI 1740548163

Mary A De Keyser, LPN is a Licensed Practical Nurse in Niagara Falls, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2012
What do these letters mean?
LPN — Licensed Practical Nurse
A licensed nurse who works under the direction of an RN or physician.

See every abbreviation used in this directory →

Practice location Address checks out

6826 Plaza Dr Apt 5
Niagara Falls, NY 14304-2978
Phone: (716) 216-4276
Show map & directions

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

Specialties & licences

Licensed Practical Nurse (primary) Taxonomy 164W00000X · Licence 308463-1 (NY)

Record details

NPI number1740548163
Entity typeIndividual (Type 1)
GenderFemale
Credentials LPN
Sole proprietorYes
NPI enumeratedApril 24, 2012
Last updated in NPPESApril 24, 2012

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