Mark Johnson
NPI 1255893616 · Hearing Instrument Specialist · Denton, TX
Mark Johnson is a Hearing Instrument Specialist provider in Denton, TX (NPI 1255893616).
Provider details
- NPI number
- 1255893616
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 80746 (TX)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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
Mailing address
Registry dates
- Enumerated
- 2019-04-04
- Last updated
- 2019-04-04
Frequently asked questions
- What is Mark Johnson's NPI number?
- Mark Johnson's National Provider Identifier (NPI) is 1255893616, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mark Johnson's specialty?
- Mark Johnson is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is Mark Johnson located?
- Mark Johnson's practice location on file with NPPES is 2200 W University Dr Ste 170, Denton, TX 76201-0029.
- What is Mark Johnson's phone number?
- The practice phone number listed in the NPPES registry for Mark Johnson is (940) 387-9200.
- Is Mark Johnson's NPI active?
- Yes — Mark Johnson's NPI (1255893616) is active in the NPPES registry as of the last update on 2019-04-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.