Individual
JAMES ROY VASSER
Active
Sole proprietor
No
Provider details
NPI number
Gender
Man
Credential
M.D.
Contact information
Practice address
300 HOSPITAL DR, DEPARTMENT OF PATHOLOGY, VALLEJO, CA 94589-2574
(707) 554-5331
(707) 642-1095
Mailing address
300 HOSPITAL DRIVE, DEPARTMENT OF PATHOLOGY, VALLEJO, CA 94589
(707) 554-5331
(707) 642-1095
Taxonomy
Speciality
Code
Description
License number
State
207ZC0500X
Cytopathology Physician
Primary
A42628
CA
207ZP0102X
Anatomic Pathology & Clinical Pathology Physician
A42628
CA
Other
Enumeration date
02/28/2007
Last updated
09/11/2025
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