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

Sean Howard Grossarth, PSA, CDCA-P, RA

Individual provider Prevention Professional · NPI 1003318734

Sean Howard Grossarth, PSA, CDCA-P, RA is a Prevention Professional in Lancaster, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
In the registry since
2018
Specialties on file
3

Practice location Address checks out

201 S Columbus St
Lancaster, OH 43130-4315
Phone: (740) 687-4500
Fax: (740) 687-4595
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Peer Specialist (primary) Taxonomy 175T00000X · Licence 00435 (OH)
Prevention Professional Taxonomy 405300000X · Licence RA.161611 (OH)
Addiction (Substance Use Disorder) Counselor Taxonomy 101YA0400X · Licence CDCA.166229 (OH)

Record details

NPI number1003318734
Entity typeIndividual (Type 1)
GenderMale
Credentials PSA , CDCA-P , RA
Sole proprietorYes
NPI enumeratedMarch 8, 2018
Last updated in NPPESMarch 8, 2018