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

Marilyn R Warren, RN, CNS, RXS

Individual provider Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist · NPI 1477569473

Marilyn R Warren, RN, CNS, RXS is a Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist in Buena Vista, Colorado. Practices as a sole proprietor. Licensed in Colorado and Montana.

Licensed in
CO, MT
In the registry since
2006
Specialties on file
3
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.
CNS — Clinical Nurse Specialist
An advanced practice nurse specialising in a patient population or setting.

See every abbreviation used in this directory →

Practice location Address checks out

28374 County Road 317
Buena Vista, CO 81211-9158
Phone: (719) 538-6502
Fax: (719) 539-3988
Show map & directions

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

Specialties & licences

Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist (primary) Taxonomy 364SP0807X · Licence CNS-3854 (CO)
Child & Adolescent Psychiatric/Mental Health Clinical Nurse Specialist Taxonomy 364SP0807X · Licence RN29972 (MT)
Adult Psychiatric/Mental Health Clinical Nurse Specialist Taxonomy 364SP0809X · Licence RN29972 (MT)

Record details

NPI number1477569473
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN , CNS , RXS
Sole proprietorYes
NPI enumeratedJuly 31, 2006
Last updated in NPPESJanuary 3, 2020
Certification dateJanuary 3, 2020