Bassel Fouad El-Rayes, MD

Primary specialty

Medical Oncology PhysicianTaxonomy code 207RX0202X

License

C206694 Issued in CA

Practice address

200 W Arbor Dr
San Diego, CA 92103-9000

Phone

(800) 926-8273

Fax

(888) 539-8781

NPI assigned

May 31, 2006

Sex

Male

Sole proprietor

Yes

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

Specialties & licenses 7

Addresses

Electronic endpoints 1

Medicare fee-for-service enrollment

Enrolled in AL, CA2 enrollments

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 2

Specialty

Medical OncologyAlso: Hematology

Education

Other, 1996

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Regents of the University of CaliforniaGroup PAC ID 3577476761, 2,047 clinicians

University of Alabama Health Services Foundation, PCGroup PAC ID 1951213107, 2,784 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• University of Alabama Hospital Hospital, Birmingham, AL, CCN 010033
• UC San Diego Health Hillcrest - Hillcrest Med Ctr Hospital, San Diego, CA, CCN 050025

Medicare enrollment (NPD)

Not enrolled

HHS exclusion list flag

Flagged The directory lists this NPI on an HHS exclusion list. The OIG exclusions file (LEIE) holds no record for this NPI, and the directory does not say which list the flag comes from. How exclusions are shown Confirm with the OIG exclusions search.

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

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.

• University of Alabama Health Services Foundation, PC.

  • Multi-Specialty Clinic/Center
  • Birmingham, AL
  • NPI 1093768723
  Medicare reassignment Care Compare group NPD
• Regents of the University of California

  • Pain Medicine (Anesthesiology) Physician
  • San Diego, CA
  • NPI 1376646869
  Medicare reassignment Care Compare group
• Regents of the University of California

  • Internal Medicine Physician
  • San Diego, CA
  • NPI 1508968751
  NPD
• Regents of the University of California

  • Diagnostic Radiology Physician
  • San Diego, CA
  • NPI 1558463927
  NPD
• Hospital Authority of the City of Bainbridge and Decatur County

  • Multi-Specialty Clinic/Center
  • Bainbridge, GA
  • NPI 1053388256
  NPD (past)
• University Physician Group

  • Internal Medicine Physician
  • Detroit, MI
  • NPI 1447299797
  NPD (past)

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

• Regents of the University of California

  • General Acute Care Hospital
  • San Diego, CA
  • NPI 1184722779
  Care Compare affiliation
• University of Alabama at Birmingham

  • General Acute Care Hospital
  • Birmingham, AL
  • NPI 1154435824
  Care Compare affiliation
• University of Alabama at Birmingham

  • General Acute Care Hospital
  • Birmingham, AL
  • NPI 1447145818
  Care Compare affiliation

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

{
    "created_epoch": "1149033600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1769385600000",
    "number": "1437196433",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "FILE 57326",
            "city": "LOS ANGELES",
            "state": "CA",
            "postal_code": "900747326",
            "telephone_number": "800-926-8273"
        },
        {
            "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": "920931503",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "500 22nd St S",
            "address_purpose": "LOCATION",
            "city": "Birmingham",
            "state": "AL",
            "postal_code": "352333110",
            "country_code": "US",
            "telephone_number": "205-801-8415",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "4100 John R",
            "address_2": "Karmanos Cancer Center",
            "address_purpose": "LOCATION",
            "city": "Detroit",
            "state": "MI",
            "postal_code": "48201",
            "country_code": "US",
            "telephone_number": "800-527-6266",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "9400 Campus Point Dr",
            "address_purpose": "LOCATION",
            "city": "La Jolla",
            "state": "CA",
            "postal_code": "920931350",
            "country_code": "US",
            "telephone_number": "800-926-8273",
            "fax_number": "888-539-8781",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "EL-RAYES",
        "first_name": "BASSEL",
        "middle_name": "FOUAD",
        "credential": "MD",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2006-05-31",
        "last_updated": "2026-01-26",
        "certification_date": "2026-01-26",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "MI",
            "license": "4301069026",
            "primary": false
        },
        {
            "code": "207RH0003X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology & Oncology",
            "state": "AL",
            "license": "44198",
            "primary": false
        },
        {
            "code": "207R00000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine",
            "state": "MI",
            "license": "4301069026",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "GA",
            "license": "062977",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "CA",
            "license": "C206694",
            "primary": true
        },
        {
            "code": "207RH0000X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Hematology",
            "state": "CA",
            "license": "C206694",
            "primary": false
        },
        {
            "code": "207RX0202X",
            "taxonomy_group": "",
            "desc": "Internal Medicine, Medical Oncology",
            "state": "MI",
            "license": "4301069026",
            "primary": false
        }
    ],
    "identifiers": [],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "belrayes@direct.uabmedicine.org",
            "affiliation": "Y",
            "affiliationName": "University of Alabama Hospital",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "500 22nd St S",
            "city": "Birmingham",
            "state": "AL",
            "country_code": "US",
            "postal_code": "352333110",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Malak El-Dika
• Samyra El-Ftesi, MD
• Robert E El-Kareh, M.D.
• Rebecca El-Khoury
• Krystadare El-Najjjar, MA-CCC-SLP
• Howaida Galal El-Said, M.D.
• Hisham Nabil El-Tayeb, M.D.
• Reza Elahimehr, M.D.
• Erik A Elam, MD
• Elan M. Newman, M.D., Inc

• Medical Oncology Physician in San Diego, CA
• Providers in San Diego, CA by specialty
• Medical Oncology Physician in California

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 26, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
• National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.