Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mr. Michael Earle Holtby, MSW, LCSW, BCD

Individual provider Clinical Social Worker · NPI 1891824660

Mr. Michael Earle Holtby, MSW, LCSW, BCD is a Clinical Social Worker in Denver, Colorado. Practices as a sole proprietor. Licensed in Colorado.

Licensed in
CO
In the registry since
2007
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.
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

309 Cherokee St
Denver, CO 80223-1105
Phone: (303) 722-1021
Fax: (303) 722-5420
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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 978021 (CO)

Record details

NPI number1891824660
Entity typeIndividual (Type 1)
GenderMale
Credentials MSW , LCSW , BCD
Sole proprietorYes
NPI enumeratedMarch 5, 2007
Last updated in NPPESJuly 8, 2007

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