Provider Demographics
NPI:1790051084
Name:WORKING, ZACHARY MARK (MD)
Entity Type:Individual
Prefix:
First Name:ZACHARY
Middle Name:MARK
Last Name:WORKING
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:SAM JACKSON HALL, SUITE 2360
Mailing Address - Street 2:3181 S.W. SAM JACKSON PARK ROAD
Mailing Address - City:PORTLAND
Mailing Address - State:OR
Mailing Address - Zip Code:97239
Mailing Address - Country:US
Mailing Address - Phone:503-494-6406
Mailing Address - Fax:503-494-5050
Practice Address - Street 1:400 PARNASSUS AVE
Practice Address - Street 2:
Practice Address - City:SAN FRANCISCO
Practice Address - State:CA
Practice Address - Zip Code:94143-2202
Practice Address - Country:US
Practice Address - Phone:415-476-1000
Practice Address - Fax:
Is Sole Proprietor?:Yes
Enumeration Date:2012-03-30
Last Update Date:2018-08-30
Deactivation Date:
Deactivation Code:
Reactivation Date:
Provider Licenses
StateLicense IDTaxonomies
CAA148264207X00000X
ORMD188610207XX0801X
Provider Taxonomies
Primary?CodeTypeClassificationSpecialization
Yes207XX0801XAllopathic & Osteopathic PhysiciansOrthopaedic SurgeryOrthopaedic Trauma
No207X00000XAllopathic & Osteopathic PhysiciansOrthopaedic Surgery