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

MS. Margaret Ann Breen, RN

Individual provider Psychiatric/Mental Health Registered Nurse · NPI 1659663011

MS. Margaret Ann Breen, RN is a Psychiatric/Mental Health Registered Nurse in Littleton, Colorado. Licensed in Colorado. Registered with an NPI since 2011.

Licensed in
CO
In the registry since
2011
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

6507 S Santa Fe Dr
Littleton, CO 80120-2910
Phone: (303) 730-0797
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Registered Nurse (primary) Taxonomy 163WP0808X · Licence 62628 (CO)

Record details

NPI number1659663011
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorNo
NPI enumeratedMay 4, 2011
Last updated in NPPESJuly 26, 2026
Mailing address1101 Alexandria St, Lafayette, CO 80026-1841

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