Individual provider · Type 1 NPI

Mariah Nicole Hartzell, MS, CCC-SLP

Speech-Language Pathologist · Oklahoma City, OK

NPI number 1336665694 Active

Practice location

1900 NW Expressway Ste 450
Oklahoma City, OK 73118-1849

Specialties and licenses

TaxonomyCodeLicense
Speech-Language Pathologist Primary 235Z00000X5471 (OK)

Speech-Language Pathologist: The speech-language pathologist is the professional who engages in clinical services, prevention, advocacy, education, administration, and research in the areas of communication and swallowing across the life span from infancy through geriatrics. Speech-language pathologists address typical and atypical impairments and disorders related to communication and swallowing in the areas of speech sound production, resonan…

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About NPI 1336665694

Mariah Nicole Hartzell, MS, CCC-SLP's National Provider Identifier is 1336665694, issued on Aug 18, 2017. The primary taxonomy on file is Speech-Language Pathologist (235Z00000X), and the practice location is in Oklahoma City, OK. The record was last updated on Aug 31, 2026.