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Individual
JOHN P WILLIAMS
Active
Individual
JOHN P WILLIAMS
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
Man
Credential
D.O.
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
Primary
20A6027
CA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
00AX60271
—
CA
01
—
020A60270
BLUE SHIELD PROVIDER #
CA
01
—
110228689
RAILROAD MEDICARE
CA
01
—
20A6027
BLUE CROSS PROVIDER #
CA
Enumeration date
07/29/2005
Last updated
12/19/2018
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