IndividualActive
Joann Mark, MS CCCA
NPI 1992944003 · Audiologist · Ontario, OH
Provider details
- NPI number
- 1992944003
- Entity type
- Individual
- Primary specialty
- AudiologistSpeech, Language and Hearing Service Providers
- Credential
- MS CCCA
- Sex
- Female
- Sole proprietor
- Yes
- License
- AT000626L (PA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Speech, Language and Hearing Service Providers
Profile Score
Detailed profile(90/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
715 Richland Mall
Ontario, OH 44906-3802
Phone: (419) 775-1091
Fax: (419) 775-1093
Street-level locationGet directions
Mailing address
700 N Columbus St
Crestline, OH 44827-1455
Additional practice locations (1)
- 269 Portland Way SGalion, OH 44833-2312Phone: (419) 468-0547
Registry dates
- Enumerated
- 2009-02-12
- Last updated
- 2025-10-09
- Certified
- 2025-10-09
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.