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

Sidney Theodore Tan, LMSW

Individual provider Social Worker · NPI 1275101628

Sidney Theodore Tan, LMSW is a Social Worker in Olney, Maryland. Licensed in Maryland. Registered with an NPI since 2021.

Licensed in
MD
In the registry since
2021
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

See every abbreviation used in this directory →

Practice location Address checks out

17904 Georgia Ave Ste 200
Olney, MD 20832-2277
Phone: (240) 304-3327
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 27312 (MD)

Record details

NPI number1275101628
Entity typeIndividual (Type 1)
GenderMale
Credentials LMSW
Sole proprietorNo
NPI enumeratedJune 14, 2021
Last updated in NPPESJune 14, 2021
Certification dateJune 14, 2021

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