Elias I. Ayoub, M.D.
Otolaryngology Physician · Downey, CA
Elias I. Ayoub, M.D. is an otolaryngology physician with a practice address in Downey, California, and NPI 1568400885, issued on Jun 2, 2006. Check the license (California G39256, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Elias I. Ayoub
- Credential
- M.D.
- Primary taxonomy
- Otolaryngology Physician 207Y00000X
- License number
- G39256 CA
Self-reported in NPPES; status is on the state search - Practice location
- 11480 Brookshire Ave, Downey, CA 90241
- Phone
- (562) 862-5160
- Enumerated
- Jun 2, 2006
- Record last updated
- Oct 11, 2023
- Fax
- (562) 923-8205
- Medicare enrollment
- Enrolled (PECOS I20060809000441); accepts Medicare assignment
- Medical or professional school
- Creighton University School Of Medicine, 1974
- Entity
- Type 1 · individual
8 nearest otolaryngology physician records → All 1,212 in California → Look up another NPI →
Also registered at 11480 Brookshire Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Elias I. Ayoub in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G39256Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
5.6 times the Medicare Part D claims of the average otolaryngology physician in 2024
3,016 Medicare Part D claims for 924 beneficiaries, against an average of 541 among the 8,339 providers of this specialty who prescribed in Part D. Brand-name drugs were 6% of claims.
Most prescribed
- Fluticasone Propionate602 claims
- Montelukast Sodium312 claims
- Ipratropium Bromide284 claims
- Neomycin-Polymyxin-Hydrocort207 claims
- Omeprazole185 claims
- Meclizine Hcl126 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.
The MIPS final score for 2023 (Medicare payment program): 0 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $20.70
1 payment: food and beverage; the largest payer was Optinose US, Inc. The 6,429 providers of this specialty with any payment received $1,922.50 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.
Elias I. Ayoub among 1,212 otolaryngology physician records in California
Elias I. Ayoub, M.D. is one of 1,212 otolaryngology physician records with a practice address in California. 80% 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 7% of them.
- NPI issued2006 · 7% of these records are older, 52% newer
- In a Medicare fileYes · 80% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated1974 · median 2004 among the 818 with a school on file
- Record last updated2023 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Y00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Otolaryngology Physician providers in California
There are 1,212 otolaryngology physician records in California.
All 1,212 in California → Every provider in Downey → Otolaryngology Physician nationwide →
The 8 otolaryngology physician records with the nearest ZIP codes
- Marlon Maducdoc, M.D.Downey, CA 902411295122653
- Sasha Maher, DODowney, CA 902411467630640
- Sameer Ahmed, M.D.Downey, CA 902421225328461
- John Farinacci, M.D.Downey, CA 902421629012323
- Tiffany Genova, MDDowney, CA 902421740717875
- Ted Leem, MDDowney, CA 902421821144429
- Gordon Sun, MDDowney, CA 902421740481530
- John Lee, MDEl Segundo, CA 902451114910239
Common questions
What is Elias I. Ayoub, M.D.'s NPI number?
Elias I. Ayoub, M.D.'s National Provider Identifier (NPI) is 1568400885, issued on Jun 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Elias I. Ayoub, M.D. located?
The NPPES record lists a practice address at 11480 Brookshire Ave, Downey, CA, 90241. Phone: (562) 862-5160. Providers update this record themselves, so call before visiting.
How can I verify Elias I. Ayoub, M.D.'s license?
NPPES lists California license number G39256, 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 Elias I. Ayoub, M.D. prescribe under Medicare Part D?
In 2024, Elias I. Ayoub, M.D. had 3,016 Medicare Part D claims for 924 beneficiaries; the average among otolaryngology physician prescribers was 541. Part D covers Medicare prescriptions only.
What is Elias I. Ayoub, M.D.'s MIPS final score?
The 2023 MIPS final score is 0 of 100. The average among 454,083 clinicians with a measured score was 83.5.
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.