Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Charles P Mayer-Twomey, LCSW

Individual provider Mental Health Counselor · NPI 1932262276

Charles P Mayer-Twomey, LCSW is a Mental Health Counselor in Arvada, Colorado. Practices as a sole proprietor. Licensed in California and Colorado.

Licensed in
CA, CO
In the registry since
2006
Specialties on file
4
What do these letters mean?
LCSW — Licensed Clinical Social Worker
A social worker licensed to diagnose and treat mental health conditions independently.

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Practice location Address checks out

8665 W 78th Pl
Arvada, CO 80005-4313
Phone: (510) 689-3725
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Clinical Social Worker (primary) Taxonomy 1041C0700X · Licence 09924139 (CO)
Mental Health Counselor Taxonomy 101YM0800X
Social Worker Taxonomy 104100000X · Licence 28453 (CA)
Clinical Social Worker Taxonomy 1041C0700X · Licence 29373 (CA)

Record details

NPI number1932262276
Entity typeIndividual (Type 1)
GenderMale
Credentials LCSW
Sole proprietorYes
NPI enumeratedDecember 18, 2006
Last updated in NPPESJune 29, 2026
Certification dateJune 29, 2026

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