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Individual
JOHN CLAYTON BARKER
Active
Individual
JOHN CLAYTON BARKER
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
M.S.
Taxonomy
Speciality
Code
Description
License number
State
231H00000X
Audiologist
Primary
AU315
CA
237700000X
Hearing Instrument Specialist
HA1897
CA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
01
—
0001
TRIWEST-CHAMPUS
CA
05
—
ZZZ756844Z
—
CA
Enumeration date
10/16/2006
Last updated
11/29/2017
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