BASSEL FOUAD EL-RAYES MD
NPI 1437196433
Internal Medicine - Medical Oncology in San Diego, CA

Q: What is Bassel El-rayes's NPI number?

The NPI number for Bassel El-rayes is 1437196433. It was assigned to this individual provider in the NPPES registry on May 31, 2006.

Q: What is Bassel El-rayes's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Q: When was this NPI record last updated?

The NPPES record for Bassel El-rayes was last updated on January 26, 2026. NPI Profile syncs with the weekly NPPES data releases published by CMS.

Active since May 31, 2006PECOS EnrolledAccepts Medicare Assignment

200 W ARBOR DR, SAN DIEGO, CA 92103(800) 926-8273(888) 539-8781 Get Directions Write a Review

NPPES record last updated: January 26, 2026. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jan 26, 2026, Jul 10, 2018 (2 updates tracked since 2018).

On this page

About Bassel Fouad El-rayes Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

BASSEL FOUAD EL-RAYES MD (NPI 1437196433) is an individual medical oncology provider in San Diego, California, licensed in California (C206694) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, maintains 4 additional practice locations, and is a graduate of Other (1996).

NPPES Registry Identity

NPI1437196433

Entity TypeIndividualMale

Primary Taxonomy207RX0202X

Provider Legal NameBASSEL FOUAD EL-RAYESCredential: MD

Location Address200 W ARBOR DRSan Diego, CA 92103-9000

Mailing AddressFile 57326Los Angeles, CA 90074-7326 · (800) 926-8273

Phone(800) 926-8273

Fax(888) 539-8781

Sole ProprietorYes

Medical School CMSOtherGraduated 1996

Enumeration DateMay 31, 2006

Last NPPES UpdateJanuary 26, 20262 updates tracked since enumeration

NPPES CertifiedJanuary 26, 2026

✔ NPI 1437196433 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 4

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RX0202X

Licenses✔ Licensed in CA · C206694✔ Licensed in GA · 062977✔ Licensed in MI · 4301069026

Definition

An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

Also ListedInternal MedicineTaxonomy 207R00000X · License 4301069026 (MI)

Also ListedInternal Medicine · HematologyTaxonomy 207RH0000X · License 4301069026 (MI), C206694 (CA)

Also ListedInternal Medicine · Hematology & OncologyTaxonomy 207RH0003X · License 44198 (AL)

200 W ARBOR DR, San Diego, CA 92103

Open in Google Maps ↗

Secondary Practice Locations 4

Location 19400 Campus Point DrLa Jolla, CA 92093-1350 · Phone (800) 926-8273 · Fax (888) 539-8781

Location 24100 John R, Karmanos Cancer CenterDetroit, MI 48201 · Phone (800) 527-6266

Location 3500 22nd St SBirmingham, AL 35233-3110 · Phone (205) 801-8415

Location 43855 Health Sciences DrLa Jolla, CA 92093-1503 · Phone (800) 926-8273 · Fax (888) 539-8781

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Magnolia Health, Ambetter Health, Ambetter of Alabama and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Bassel Fouad El-rayes Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6901791508

PECOS Enrollment IDI20220706002242, I20260209003430

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 2

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

74 services41 patients

Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215

This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.

73 services33 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92103 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$184.71 typical visit price

range $62.10 – $184.71

Typical copayment $46.17 (range $15.52 – $46.17)

Most-billed visit code 99205

Established Patient

$108.42 typical visit price

range $20.62 – $151.42

Typical copayment $27.10 (range $5.15 – $37.85)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Leave this field empty

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. RAMIN MOTARJEMI M.D.

Internal Medicine (Geriatric Medicine)