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

Mary Ann G. Walker, NP

Individual provider Acute Care Nurse Practitioner · NPI 1992974125

Mary Ann G. Walker, NP is an Acute Care Nurse Practitioner in NY, New York. Practices as a sole proprietor. Licensed in New York.

Licensed in
NY
In the registry since
2008
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

1 Gustavel Levy Place Mount Sinai Hospital
NY, NY 10029
Phone: (212) 241-8095
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Acute Care Nurse Practitioner (primary) Taxonomy 363LA2100X · Licence 430076 (NY)

Record details

NPI number1992974125
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorYes
NPI enumeratedFebruary 21, 2008
Last updated in NPPESFebruary 21, 2008

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