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

Mary Mai Keller, RN

Individual provider Registered Nurse · NPI 1780327668

Mary Mai Keller, RN is a Registered Nurse in Denver, Colorado. Practices as a sole proprietor. Licensed in Colorado.

Licensed in
CO
In the registry since
2022
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

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Practice location Address checks out

2045 Franklin St
Denver, CO 80205-5494
Phone: (303) 338-4545
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence RN.1634236 (CO)

Record details

NPI number1780327668
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedApril 18, 2022
Last updated in NPPESApril 18, 2022
Certification dateApril 18, 2022

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