Bassel Fouad El-Rayes, MD
Medical Oncology Physician · San Diego, CA
Bassel Fouad El-Rayes, MD is a medical oncology physician with a practice address in San Diego, California, and NPI 1437196433, issued on May 31, 2006. Check the license (California C206694, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Bassel Fouad El-Rayes
- Credential
- MD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License numbers
- C206694 CA
44198 AL
062977 GA
4301069026 MI
Self-reported in NPPES; status is on the state search - Practice location
- 200 W Arbor Dr, San Diego, CA 92103
- Phone
- (800) 926-8273
- Enumerated
- May 31, 2006
- Record last updated
- Jan 26, 2026
- Fax
- (888) 539-8781
- Medicare enrollment
- Enrolled (PECOS I20260209003430); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 447 in California → Look up another NPI →
Also registered at 200 W Arbor Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Geraldine Abcede, RNCertified Registered Nurse Anesthetist1982384046
- Joseph Abdelmalek, M.DNephrology Physician1740485531
- Kristy AbelCertified Registered Nurse Anesthetist1962113035
- Paula Abeleda, NPFamily Nurse Practitioner1558945022
Verify Bassel Fouad El-Rayes in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C206694Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
52% fewer Medicare Part D claims than the average medical oncology physician in 2024
335 Medicare Part D claims for 54 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims. 82 claims were for opioids.
Most prescribed
- Oxycodone Hcl33 claims
- Morphine Sulfate Er18 claims
- Amlodipine Besylate16 claims
- Gabapentin16 claims
- Hydrocodone-Acetaminophen15 claims
- Lorazepam15 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $14,724.51
14 payments; by number, the most common kind was travel and lodging; the largest payer was Pfizer Inc. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through 2 group practices
- Regents OF The University OF CaliforniaSan Diego, CA
- University OF Alabama Health Services Foundation, PCBirmingham, AL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Bassel Fouad El-Rayes among 447 medical oncology physician records in California
Bassel Fouad El-Rayes, MD is one of 447 medical oncology physician records with a practice address in California. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 55% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1996 · median 2004 among the 312 with a school on file
- Record last updated2026 · 41% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Oncology Physician providers in California
There are 447 medical oncology physician records in California.
All 447 in California → Every provider in San Diego → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Kaitlyn Dykes, MDSan Diego, CA 921031861952632
- Wenji Guo, MDSan Diego, CA 921031538604392
- Siddharth Iyengar, MDSan Diego, CA 921031003376187
- Tanim Jain, MDSan Diego, CA 921031528695145
- Olivia Main, MDSan Diego, CA 921031225664352
- Kelly McCann, M.D., PH.D.San Diego, CA 921031942599915
- Christina SniderSan Diego, CA 921031356960751
- Alexander TongSan Diego, CA 921031356804926
Common questions
What is Bassel Fouad El-Rayes, MD's NPI number?
Bassel Fouad El-Rayes, MD's National Provider Identifier (NPI) is 1437196433, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Bassel Fouad El-Rayes, MD located?
The NPPES record lists a practice address at 200 W Arbor Dr, San Diego, CA, 92103. Phone: (800) 926-8273. Providers update this record themselves, so call before visiting.
How can I verify Bassel Fouad El-Rayes, MD's license?
NPPES lists California license number C206694, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Bassel Fouad El-Rayes, MD prescribe under Medicare Part D?
In 2024, Bassel Fouad El-Rayes, MD had 335 Medicare Part D claims for 54 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.