Individual provider Active NPI

Mark Thanassi, MD

  • Emergency Medicine Physician
  • Santa Clara, CA
National Provider Identifier
1104903038
Registry record updated Dec 17, 2021
On this page

Key facts

NPPES NPI Registry
Primary specialty
Emergency Medicine PhysicianTaxonomy code 207P00000X
License
G86578 Issued in CA
Practice address
900 Kiely Blvd
Santa Clara, CA 95051-5329
Phone
(408) 236-6400
NPI assigned
Oct 31, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Dec 17, 2021

Registry information is reported by the provider to CMS and is not verified. About this source

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Emergency Medicine Physician 207P00000X G86578 CA Primary

Addresses

Primary practice location

900 Kiely Blvd
Santa Clara, CA 95051-5329

Mailing address

1800 Harrison St FL 7
Oakland, CA 94612-3466
Phone (510) 625-6262

Other identifiers 1

IdentifierTypeStateIssuer
00G865780MedicaidCA

Electronic endpoints 1

TypeEndpointUseAffiliation
SOAP URL https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq Health Information Exchange (HIE) The Permanente Medical Group

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in CA
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: Yes
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20110202000001 CA Practitioner - Emergency Medicine 3072565365 Reassigns benefits to 1 organization

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled
Credentials
Doctor of Medicine

Practice roles

OrganizationSpecialtyStatusNew patients
Permanente Medical Group, Inc CurrentSince Oct 13, 2010 Accepting new patients
Permanente Medical Group Inc Emergency Medicine Current Accepting new patients
Permanente Medical Group Inc Emergency Medicine Current Accepting new patients
Permanente Medical Group Inc Emergency Medicine CurrentSince Oct 13, 2010 Accepting new patients

Locations

File 55570
Los Angeles, CA 90074

555 Castro St
Mountain View, CA 94041
Phone (415) 903-3000

1800 Harrison St
Fl 7
Oakland, CA 94612

1150 Veterans Blvd
Redwood City, CA 94063
Phone (650) 299-2015

901 Nevin Ave
Richmond, CA 94801
Phone (510) 307-1500

2200 Ofarrell St
San Francisco, CA 94115
Phone (415) 202-2000

700 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 851-5300

710 Lawrence Expy
Santa Clara, CA 95051
Phone (408) 236-6400

7373 West Ln
Stockton, CA 95210
Phone (209) 476-2000

975 Sereno Dr
Vallejo, CA 94589
Phone (707) 651-1000

Organizations & group practices 4

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1162252800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1639699200000",
    "number": "1104903038",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1800 HARRISON ST FL 7",
            "city": "OAKLAND",
            "state": "CA",
            "postal_code": "946123466",
            "telephone_number": "510-625-6262"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "900 KIELY BLVD",
            "city": "SANTA CLARA",
            "state": "CA",
            "postal_code": "950515329",
            "telephone_number": "408-236-6400"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "THANASSI",
        "first_name": "MARK",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-10-31",
        "last_updated": "2021-12-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "CA",
            "license": "G86578",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "00G865780",
            "state": "CA"
        }
    ],
    "endpoints": [
        {
            "endpointType": "SOAP",
            "endpointTypeDescription": "SOAP URL",
            "endpoint": "https://careepicwest.kp.org:14430/Interconnect-prodcalgateway/wcf/epic.community.hie/xcpdrespondinggatewaysync.svc/ncalceq",
            "affiliation": "Y",
            "endpointDescription": "Carequality",
            "affiliationName": "The Permanente Medical Group",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "OTHER",
            "contentTypeDescription": "Other",
            "contentOtherDescription": "C-CDA",
            "address_1": "700 Lawrence Expy",
            "city": "Santa Clara",
            "state": "CA",
            "country_code": "US",
            "postal_code": "950515173",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Santa Clara, CA

Sources for this page

Verify at the official NPI Registry.