Provider Demographics
NPI:1619004694
Name:SIEVERS, TAMMY PEI-HSIN CHENG (MD)
Entity Type:Individual
Prefix:DR
First Name:TAMMY
Middle Name:PEI-HSIN CHENG
Last Name:SIEVERS
Suffix:
Gender:F
Credentials:MD
Other - Prefix:
Other - First Name:
Other - Middle Name:
Other - Last Name:
Other - Suffix:
Other - Last Name Type:
Other - Credentials:
Mailing Address - Street 1:5855 OLIVAS PARK DR
Mailing Address - Street 2:
Mailing Address - City:VENTURA
Mailing Address - State:CA
Mailing Address - Zip Code:93003-7672
Mailing Address - Country:US
Mailing Address - Phone:805-667-2801
Mailing Address - Fax:
Practice Address - Street 1:120 N ASHWOOD AVE
Practice Address - Street 2:
Practice Address - City:VENTURA
Practice Address - State:CA
Practice Address - Zip Code:93003-1810
Practice Address - Country:US
Practice Address - Phone:805-658-5800
Practice Address - Fax:
Is Sole Proprietor?:No
Enumeration Date:2007-02-27
Last Update Date:2021-03-08
Deactivation Date:
Deactivation Code:
Reactivation Date:
Provider Licenses
StateLicense IDTaxonomies
CAA110176207RR0500X
Provider Taxonomies
Primary?CodeTypeClassificationSpecialization
Yes207RR0500XAllopathic & Osteopathic PhysiciansInternal MedicineRheumatology
Provider Identifiers
StateIdentifier IDID TypeIssuer
311620183Medicare PIN
311620183Medicare PIN
MO204915607Medicaid
IL$$$$$$$$$Medicaid