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

Chrisna Stair, MSW

Individual provider Addiction (Substance Use Disorder) Counselor · NPI 1649848094

Chrisna Stair, MSW is an Addiction (Substance Use Disorder) Counselor in Chester, Pennsylvania. Practices as a sole proprietor. Registered with an NPI since 2021.

In the registry since
2021
What do these letters mean?
MSW — Master of Social Work
The graduate degree in social work.

See every abbreviation used in this directory →

Practice location Address checks out

301 W 15th St
Chester, PA 19013-5300
Phone: (610) 619-7370
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Addiction (Substance Use Disorder) Counselor (primary) Taxonomy 101YA0400X

Record details

NPI number1649848094
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSW
Sole proprietorYes
NPI enumeratedJune 14, 2021
Last updated in NPPESJune 14, 2021
Certification dateJune 14, 2021

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