Sean Grossarth, PSA, CDCA-P, RA
NPI 1003318734 · Peer Specialist · Lancaster, OH
Sean Grossarth, PSA, CDCA-P, RA is a Peer Specialist provider in Lancaster, OH (NPI 1003318734).
Provider details
- NPI number
- 1003318734
- Entity type
- Individual
- Primary specialty
- Peer SpecialistOther Service Providers
- Credential
- PSA, CDCA-P, RA
- Sex
- Male
- Sole proprietor
- Yes
- License
- RA.161611 (OH)
Specialties & taxonomies
Other Service Providers
Other Service Providers
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2018-03-08
- Last updated
- 2018-03-08
Frequently asked questions
- What is Sean Grossarth's NPI number?
- Sean Grossarth's National Provider Identifier (NPI) is 1003318734, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Sean Grossarth's specialty?
- Sean Grossarth is listed in the NPPES registry with a primary specialty of Peer Specialist (Other Service Providers).
- Where is Sean Grossarth located?
- Sean Grossarth's practice location on file with NPPES is 201 S Columbus St, Lancaster, OH 43130-4315.
- What is Sean Grossarth's phone number?
- The practice phone number listed in the NPPES registry for Sean Grossarth is (740) 687-4500.
- Is Sean Grossarth's NPI active?
- Yes — Sean Grossarth's NPI (1003318734) is active in the NPPES registry as of the last update on 2018-03-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.