Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Mariah Nicole Hartzell, MS, CCC-SLP

Individual provider Speech-Language Pathologist · NPI 1336665694

Mariah Nicole Hartzell, MS, CCC-SLP is a Speech-Language Pathologist in Norman, Oklahoma. Licensed in Oklahoma. Registered with an NPI since 2017.

Licensed in
OK
In the registry since
2017
What do these letters mean?
MS — Master of Science
A graduate science degree.
CCC-SLP — Certificate of Clinical Competence in Speech-Language Pathology
A speech-language pathologist certified by ASHA.

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Practice location Address checks out

724 24th Ave NW Ste 100
Norman, OK 73069-6214
Phone: (405) 447-1571
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X · Licence 5471 (OK)

Record details

NPI number1336665694
Entity typeIndividual (Type 1)
GenderFemale
Credentials MS , CCC-SLP
Sole proprietorNo
NPI enumeratedAugust 18, 2017
Last updated in NPPESDecember 22, 2020
Certification dateDecember 22, 2020

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