Provider Demographics
NPI:1235471608
Name:CHAO, RYAN TAY (MD)
Entity Type:Individual
Prefix:
First Name:RYAN
Middle Name:TAY
Last Name:CHAO
Suffix:
Gender:M
Credentials:MD
Other - Prefix:
Other - First Name:
Other - Middle Name:
Other - Last Name:
Other - Suffix:
Other - Last Name Type:
Other - Credentials:
Mailing Address - Street 1:5555 W LAS POSITAS BLVD
Mailing Address - Street 2:
Mailing Address - City:PLEASANTON
Mailing Address - State:CA
Mailing Address - Zip Code:94588-4000
Mailing Address - Country:US
Mailing Address - Phone:925-734-3376
Mailing Address - Fax:
Practice Address - Street 1:300 PASTEUR DR
Practice Address - Street 2:
Practice Address - City:STANFORD
Practice Address - State:CA
Practice Address - Zip Code:94305-2200
Practice Address - Country:US
Practice Address - Phone:650-723-4000
Practice Address - Fax:
Is Sole Proprietor?:No
Enumeration Date:2013-03-22
Last Update Date:2024-04-05
Deactivation Date:
Deactivation Code:
Reactivation Date:
Provider Licenses
StateLicense IDTaxonomies
CAA1316762085R0001X, 2085R0202X, 2085R0204X
Provider Taxonomies
Primary?CodeTypeClassificationSpecialization
Yes2085R0204XAllopathic & Osteopathic PhysiciansRadiologyVascular & Interventional Radiology
No2085R0001XAllopathic & Osteopathic PhysiciansRadiologyRadiation Oncology
No2085R0202XAllopathic & Osteopathic PhysiciansRadiologyDiagnostic Radiology