Individual provider · Type 1 NPI

Joann L. Mark, MS CCCA

Audiologist · Ontario, OH

NPI number 1992944003 Active

Practice location

715 Richland Mall
Ontario, OH 44906-3802

Call (419) 775-1091 Map

Fax (419) 775-1093

Mailing address

700 N Columbus St
Crestline, OH 44827-1455

Other practice locations

  • 269 Portland Way S, Galion, OH 44833-2312 · (419) 468-0547

Specialties and licenses

TaxonomyCodeLicense
Audiologist 231H00000XAT000626L (PA)
Audiologist Primary 231H00000XA.02351 (OH)

Audiologist: (1) A specialist in evaluation, habilitation and rehabilitation of those whose communication disorders center in whole or in part in hearing function. Audiologists are autonomous professionals who identify, assess, and manage disorders of the auditory, balance and other neural systems. Audiologists provide audiological (aural) rehabilitation to children and adults across the entire age span. Audiologists select, fit…

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About NPI 1992944003

Joann L. Mark, MS CCCA's National Provider Identifier is 1992944003, issued on Feb 12, 2009. The primary taxonomy on file is Audiologist (231H00000X), and the practice location is in Ontario, OH. The record was last updated on Oct 9, 2025.