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

Yvonne Serravallo, LMSW

Individual provider Mental Health Counselor · NPI 1922692060

Yvonne Serravallo, LMSW is a Mental Health Counselor in Herkimer, New York. Practices as a sole proprietor. Registered with an NPI since 2021.

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

417 E German St
Herkimer, NY 13350-1028
Phone: (315) 868-1000
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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

Record details

NPI number1922692060
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorYes
NPI enumeratedMarch 1, 2021
Last updated in NPPESMarch 1, 2021
Certification dateMarch 1, 2021

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