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

Mrs. Mary Lou Alarcon, RN

Individual provider Psychiatric/Mental Health Registered Nurse · NPI 1750531133

Mrs. Mary Lou Alarcon, RN is a Psychiatric/Mental Health Registered Nurse in Arcadia, California. Practices as a sole proprietor. Licensed in California.

Licensed in
CA
In the registry since
2008
What do these letters mean?
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

330 E Live Oak Ave
Arcadia, CA 91006-5617
Phone: (626) 821-5858
Fax: (626) 821-0858
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Registered Nurse (primary) Taxonomy 163WP0808X · Licence 566906 (CA)

Record details

NPI number1750531133
Entity typeIndividual (Type 1)
GenderFemale
Credentials RN
Sole proprietorYes
NPI enumeratedSeptember 23, 2008
Last updated in NPPESSeptember 23, 2008

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