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

Mark L Grosko DDS Inc

Organization Endodontics · NPI 1548316094

Mark L Grosko DDS Inc is an Endodontics in Newark, Ohio. Licensed in Ohio. Registered with an NPI since 2007.

Licensed in
OH
In the registry since
2007
What do these letters mean?
Inc — Incorporated
A form of business registration, not a clinical qualification.

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Practice location Address checks out

843 N 21st St Ste 103
Newark, OH 43055-7273
Phone: (740) 344-6349
Fax: (740) 344-6350
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Endodontics (primary) Taxonomy 1223E0200X · Licence OH21555 (OH)

Record details

NPI number1548316094
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Grosko — President · (740) 344-6349
NPI enumeratedJanuary 26, 2007
Last updated in NPPESSeptember 27, 2011
Mailing address843 N 21st St, Suite 103, Newark, OH 43055-7273

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