Individual
DR. ROBERT ALAN FEREN
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
M.D.
Contact information
Practice address
1220 ROSSMOOR PKWY, WALNUT CREEK, CA 94595-2501
(925) 947-3393
(925) 947-3396
Mailing address
DEPT 34929, P.O. BOX 39000, SAN FRANCISCO, CA 94139-0001
(925) 952-2828
(925) 952-2850
Taxonomy
Speciality
Code
Description
License number
State
207R00000X
Internal Medicine Physician
A89317
CA
208M00000X
Hospitalist Physician
Primary
A89317
CA
Other
Other identifiers
Code
Description
Identifier
Issuer
State
05
—
1851453104
—
CA
01
—
P01000533
RAILROAD MEDICARE
CA
Enumeration date
12/14/2006
Last updated
09/28/2017
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