Individual provider Active NPI

Anna Ter-Zakarian, MD

  • Hematology & Oncology Physician
  • South Pasadena, CA
National Provider Identifier
1174085492
Registry record updated Jul 17, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
A178247 Issued in CA
Practice address
209 Fair Oaks Ave
South Pasadena, CA 91030-1814
Phone
(858) 554-8779
NPI assigned
Apr 4, 2019
Last updated
Jul 17, 2025By the provider in NPPES
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 17, 2025

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X A178247 CA Primary

Addresses

Primary practice location

209 Fair Oaks Ave
South Pasadena, CA 91030-1814

Mailing address

PO Box 512185
Los Angeles, CA 90051-0185

Electronic endpoints 1

TypeEndpointUseAffiliation
Direct Messaging Address direct@cityofhope.direct-ci.com Direct CITY OF HOPE MEDICAL FOUNDATION

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
I20250725000234 CA Practitioner - Hematology/Oncology 5092240101 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology/Oncology
Education
Other, 2019
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices
City of Hope Medical FoundationGroup PAC ID 3779751656, 964 clinicians

Practice addresses (Care Compare)

209 Fair Oaks Ave
South Pasadena, CA 91030-1814
Phone (626) 396-2900

Hospital & facility affiliations

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
A178247CAMDHematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
City of Hope Medical Foundation Hematology & Oncology CurrentSince Jul 16, 2025 Accepting new patients

Locations

1500 Duarte Rd
Duarte, CA 91010
Phone (626) 359-8111

209 Fair Oaks Ave
South Pasadena, CA 91030
Phone (626) 359-8111

Interoperability endpoints

  • Direct secure messaging: aterzakarian268799@cityofhope.direct-ci.com
  • Direct secure messaging: direct@cityofhope.direct-ci.com

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, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

Hospital & facility affiliations 3

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1554336000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1752710400000",
    "number": "1174085492",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 512185",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900510185"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "209 FAIR OAKS AVE",
            "city": "SOUTH PASADENA",
            "state": "CA",
            "postal_code": "910301814",
            "telephone_number": "858-554-8779"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TER-ZAKARIAN",
        "first_name": "ANNA",
        "name_prefix": "Dr.",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2019-04-04",
        "last_updated": "2025-07-17",
        "certification_date": "2025-07-17",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "CA",
            "license": "A178247",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "direct@cityofhope.direct-ci.com",
            "affiliation": "Y",
            "affiliationName": "CITY OF HOPE MEDICAL FOUNDATION",
            "use": "DIRECT",
            "useDescription": "Direct",
            "address_1": "1500 Duarte Rd",
            "city": "Duarte",
            "state": "CA",
            "country_code": "US",
            "postal_code": "910103012",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in South Pasadena, CA

Sources for this page

Verify at the official NPI Registry.