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

Sieanna Holstein, BS

Individual provider Mental Health Counselor · NPI 1124852991

Sieanna Holstein, BS is a Mental Health Counselor in Clarksville, Maryland. Licensed in Maryland. Registered with an NPI since 2024.

Licensed in
MD
In the registry since
2024
What do these letters mean?
BS — Bachelor of Science
An undergraduate science degree.

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Practice location Address checks out

6100 Daylong Ln Ste 103
Clarksville, MD 21029-1631
Phone: (410) 531-8100
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Mental Health Counselor (primary) Taxonomy 101YM0800X · Licence A01231 (MD)

Record details

NPI number1124852991
Entity typeIndividual (Type 1)
GenderFemale
Credentials BS
Sole proprietorNo
NPI enumeratedAugust 26, 2024
Last updated in NPPESDecember 11, 2025
Certification dateDecember 11, 2025
Mailing address6100 Daylong Ln Ste 103, Clarksville, MD 21029-1631

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