IndividualActive
John Martin
NPI 1245749183 · Hearing Instrument Specialist · Orange, CA
John Martin is a Hearing Instrument Specialist provider in Orange, CA (NPI 1245749183).
Provider details
- NPI number
- 1245749183
- Entity type
- Individual
- Primary specialty
- Hearing Instrument SpecialistSpeech, Language and Hearing Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 7950 (CA)
Specialties & taxonomies
Speech, Language and Hearing Service Providers
Profile Score
Established profile(69/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
8 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
480 S Main St
Orange, CA 92868-3836
Phone: (714) 922-1162
Street-level locationGet directions
Mailing address
24472 Overlake Dr
Lake Forest, CA 92630-3611
Registry dates
- Enumerated
- 2017-09-22
- Last updated
- 2017-09-22
Frequently asked questions
- What is John Martin's NPI number?
- John Martin's National Provider Identifier (NPI) is 1245749183, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is John Martin's specialty?
- John Martin is listed in the NPPES registry with a primary specialty of Hearing Instrument Specialist (Speech, Language and Hearing Service Providers).
- Where is John Martin located?
- John Martin's practice location on file with NPPES is 480 S Main St, Orange, CA 92868-3836.
- What is John Martin's phone number?
- The practice phone number listed in the NPPES registry for John Martin is (714) 922-1162.
- Is John Martin's NPI active?
- Yes — John Martin's NPI (1245749183) is active in the NPPES registry as of the last update on 2017-09-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.