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

Sandra Klein LLC

Organization Clinical Social Worker · NPI 1437923919

Sandra Klein LLC is a Clinical Social Worker in Boulder, Colorado. Registered with an NPI since 2023.

In the registry since
2023
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

3663 Silverton St
Boulder, CO 80301-3614
Phone: (719) 244-8321
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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

Record details

NPI number1437923919
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Sandra Klein — Sole Owner · (719) 244-8321
NPI enumeratedNovember 14, 2023
Last updated in NPPESJanuary 10, 2024
Certification dateJanuary 10, 2024
Mailing address3663 Silverton St, Boulder, CO 80301-3614

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