NPPES file of Aug 9, 2026

Ziyad Ayyoub, M.D.

Physical Medicine & Rehabilitation Physician · Paramount, CA

Ziyad Ayyoub, M.D. is a physical medicine & rehabilitation physician with a practice address in Paramount, California, and NPI 1356451579, issued on Aug 30, 2006. Check the license (California A53397, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1356451579
Name
Ziyad Ayyoub
Credential
M.D.
Primary taxonomy
Physical Medicine & Rehabilitation Physician 208100000X
License number
A53397 CA
Self-reported in NPPES; status is on the state search
Practice location
16660 Paramount Blvd Ste 101, Paramount, CA 90723
Phone
(562) 633-0976
Enumerated
Aug 30, 2006
Record last updated
Apr 12, 2023
Fax
(562) 633-8470
Medicare enrollment
Enrolled (PECOS I20070516000364); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Verify Ziyad Ayyoub in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A53397
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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44% fewer Medicare Part D claims than the average physical medicine & rehabilitation physician in 2024

408 Medicare Part D claims for 62 beneficiaries, against an average of 727 among the 7,448 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims. 182 claims were for opioids.

  1. Ziyad Ayyoub408
  2. Specialty average727

Most prescribed

  1. Hydrocodone-Acetaminophen123 claims
  2. Botox73 claims
  3. Gabapentin50 claims
  4. Oxycodone-Acetaminophen36 claims
  5. Ibuprofen22 claims
  6. Baclofen19 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: $37,561.37

65 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. The 3,895 providers of this specialty with any payment received $1,237.86 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ziyad Ayyoub$37,561
  2. Specialty average$1,238

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Physical Medicine & Rehabilitation Physician providers in California

There are 1,549 physical medicine & rehabilitation physician records in California.

Other physical medicine & rehabilitation physician records in California

  1. Payandeh Abadee, M.D.San Pedro, CA1376557793
  2. Sherif Abdalla, MDFresno, CA1750563128
  3. Alexan Abdel-Malek, MDSylmar, CA1457410060
  4. Alicia Abels, M.D.Folsom, CA1336234442
  5. Gary Abrams, M.D.San Francisco, CA1346213246
  6. Michael Acord, MDCosta Mesa, CA1205903101
  7. Hugh Adams, M.D.Long Beach, CA1962436774
  8. Lefkos Aftonomos, M.D.San Mateo, CA1972544088
  9. Haleh Agdassi, M.D.Palo Alto, CA1477664159
  10. Reena Agrawal, MDPalo Alto, CA1720257520

Common questions

What is Ziyad Ayyoub, M.D.'s NPI number?

Ziyad Ayyoub, M.D.'s National Provider Identifier (NPI) is 1356451579, issued on Aug 30, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Ziyad Ayyoub, M.D. located?

The NPPES record lists a practice address at 16660 Paramount Blvd Ste 101, Paramount, CA, 90723. Phone: (562) 633-0976. Providers update this record themselves, so call before visiting.

How can I verify Ziyad Ayyoub, M.D.'s license?

NPPES lists California license number A53397, 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 Ziyad Ayyoub, M.D. prescribe under Medicare Part D?

In 2024, Ziyad Ayyoub, M.D. had 408 Medicare Part D claims for 62 beneficiaries; the average among physical medicine & rehabilitation physician prescribers was 727. 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.