Individual provider Active NPI

Klaus Joachim Porzig, MD

  • Medical Oncology Physician
  • Stanford, CA
National Provider Identifier
1194784371
Registry record updated Jul 8, 2007
On this page

Key facts

NPPES NPI Registry
Primary specialty
Medical Oncology PhysicianTaxonomy code 207RX0202X
License
G28344 Issued in CA
Practice address
Stanford University Medical Center
300 Oasteur Dr.
Stanford, CA 94305
Phone
(650) 723-7627
NPI assigned
Mar 17, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 8, 2007

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Medical Oncology Physician 207RX0202X G28344 CA Primary

Addresses

Primary practice location

Stanford University Medical Center
300 Oasteur Dr.
Stanford, CA 94305

Mailing address

Stanford University Medical Center
300 Oasteur Dr.
Stanford, CA 94305
Phone (650) 723-7627

Other identifiers 1

IdentifierTypeStateIssuer
OOG283440MedicaidCA

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
G28344CAMDMedical Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Southbay Oncology Hematology Partners Medical Associates PastSince Jun 1, 1993 Accepting new patients

Organizations & group practices 1

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": "1142553600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1183852800000",
    "number": "1194784371",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "STANFORD UNIVERSITY MEDICAL CENTER",
            "address_2": "300 OASTEUR DR.",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "94305",
            "telephone_number": "650-723-7627"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "STANFORD UNIVERSITY MEDICAL CENTER",
            "address_2": "300 OASTEUR DR.",
            "city": "STANFORD",
            "state": "CA",
            "postal_code": "94305",
            "telephone_number": "650-723-7627"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "PORZIG",
        "first_name": "KLAUS",
        "middle_name": "JOACHIM",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-03-17",
        "last_updated": "2007-07-08",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "CA",
            "license": "G28344",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "OOG283440",
            "state": "CA"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Stanford, CA

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 8, 2007; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.