Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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John Clayton Barker, MS

Individual provider Hearing Instrument Specialist · NPI 1073693800

John Clayton Barker, MS is a Hearing Instrument Specialist in Apple Valley, California. Works from 2 locations. Licensed in California.

Licensed in
CA
In the registry since
2006
Specialties on file
2
What do these letters mean?
MS — Master of Science
A graduate science degree.

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Practice location Address checks out

15995 Tuscola Rd Ste 208
Apple Valley, CA 92307-2159
Phone: (760) 242-2388
Fax: (760) 242-2312
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 15995 Tuscola Rd, Apple Valley, CA 92307-2159 — (760) 242-2388

Specialties & licences

Audiologist (primary) Taxonomy 231H00000X · Licence AU315 (CA)
Hearing Instrument Specialist Taxonomy 237700000X · Licence HA1897 (CA)

Record details

NPI number1073693800
Entity typeIndividual (Type 1)
GenderMale
Credentials MS
Sole proprietorNo
NPI enumeratedOctober 16, 2006
Last updated in NPPESNovember 29, 2017

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