Individual provider Active NPI

Ezra E Cohen, MD

  • Hematology & Oncology Physician
  • San Diego, CA
National Provider Identifier
1518029065
Registry record updated Nov 13, 2025
On this page

Key facts

NPPES NPI Registry
Primary specialty
Hematology & Oncology PhysicianTaxonomy code 207RH0003X
License
132549 Issued in CA
Practice address
200 W Arbor Dr
San Diego, CA 92103-9000
Phone
(800) 926-8273
Fax
(888) 539-8781
NPI assigned
Dec 14, 2006
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Nov 13, 2025

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

Specialties & licenses 2

Specialty (taxonomy)CodeLicenseStatePrimary
Hematology & Oncology Physician 207RH0003X 132549 CA Primary
Hematology & Oncology Physician 207RH0003X 036099472 IL

Addresses

Primary practice location

200 W Arbor Dr
San Diego, CA 92103-9000

Mailing address

File 53726
Los Angeles, CA 90074-0001
Phone (800) 926-8273

Other practice location 1

3855 Health Sciences Dr
LA Jolla, CA 92093-6686
Phone (800) 926-8273

Other practice location 2

4510 Executive Dr
San Diego, CA 92121-3021
Phone (800) 926-8273

Other identifiers 1

IdentifierTypeStateIssuer
036099472MedicaidIL

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
I20141125000216 CA Practitioner - Hematology/Oncology 8729273685 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Hematology/Oncology
Education
Other, 1990
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Telehealth
Offers telehealth services
Group practices

Practice addresses (Care Compare)

200 W Arbor Dr
San Diego, CA 92103-9000
Phone (858) 657-7000

Hospital & facility affiliations

Merit-based Incentive Payment System (MIPS)

Final score
90.77 of 100Reported as group
Quality
84.13
Promoting interoperability
100
Improvement activities
40
Cost
73.88

National Provider Directory

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

State licenses

LicenseStateTypeSpecialty
132549CAMDHematology & Oncology Physician
036099472ILMDHematology & Oncology Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Regents of the University of California Hematology & Oncology CurrentSince Nov 1, 2014 Accepting new patients
Regents of the University of California Current Accepting new patients
Regents of the University of California CurrentSince Nov 1, 2014 Accepting new patients
Regents of the University of California Ucsd Head and Neck Surgery Past Accepting new patients
The University of Chicago Medical Centers Past Accepting new patients
Regents of the University of California Past Accepting new patients

Locations

3855 Health Sciences Dr
La Jolla, CA 92093
Phone (858) 822-6094

File 53726
Los Angeles, CA 90074

4510 Executive Dr
San Diego, CA 92121
Phone (858) 450-5000

200 W Arbor Dr
San Diego, CA 92103
Phone (619) 543-5754

Organizations & group practices 6

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.

Hospital & facility affiliations 1

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": "1166054400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1762992000000",
    "number": "1518029065",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "FILE 53726",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900740001",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "200 W ARBOR DR",
            "city": "SAN DIEGO",
            "state": "CA",
            "postal_code": "921039000",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "3855 Health Sciences Dr",
            "address_purpose": "LOCATION",
            "city": "LA Jolla",
            "state": "CA",
            "postal_code": "920936686",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4510 Executive Dr",
            "address_purpose": "LOCATION",
            "city": "San Diego",
            "state": "CA",
            "postal_code": "921213021",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "COHEN",
        "first_name": "EZRA",
        "middle_name": "E",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-12-14",
        "last_updated": "2025-11-13",
        "certification_date": "2025-11-13",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "CA",
            "license": "132549",
            "primary": true
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "IL",
            "license": "036099472",
            "primary": false
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "036099472",
            "state": "IL"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in San Diego, CA

Sources for this page

Verify at the official NPI Registry.