NPPES file of Aug 9, 2026

Irwin Arluk, M.D.

Adult Medicine Physician · Laguna Woods, CA

Irwin Arluk, M.D. is an adult medicine physician with a practice address in Laguna Woods, California, and NPI 1982632774, issued on Jun 29, 2006. Check the license (California G15995, 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
1982632774
Name
Irwin Arluk
Credential
M.D.
Primary taxonomy
Adult Medicine Physician 207QA0505X
License number
G15995 CA
Self-reported in NPPES; status is on the state search
Practice location
24361 EL Toro RD, Laguna Woods, CA 92637
Phone
(949) 916-6321
Enumerated
Jun 29, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(949) 916-6340
Medicare enrollment
Enrolled (PECOS I20040117000130); may accept Medicare assignment
Medical or professional school
Duke University School Of Medicine, 1964
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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Also registered at 24361 EL Toro RD

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Douglas Harmon, DCChiropractor1275578932
  2. Danielle Harris-Nguyen, M.A., OTR/LLow Vision Occupational Therapist1023257052
  3. Lauren MalikHome Health Aide1922552140
  4. Jeffrey Money, D.CChiropractor1659515971
  5. Scott Nelson, D.O., FACEPPreventive Medicine/Occupational Environmental Medicine Physician1285696278
  6. Barbara Wojcik, PTPhysical Therapist1518170026

Verify Irwin Arluk in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G15995
    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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99% fewer Medicare Part D claims than the average adult medicine physician in 2024

34 Medicare Part D claims, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D.

  1. Irwin Arluk34
  2. Specialty average3,002

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.

Adult Medicine Physician providers in California

There are 386 adult medicine physician records in California.

Other adult medicine physician records in California

  1. Mina Abazari, M.D.Laguna Beach, CA1417012444
  2. Marie Agleham, MDUnion City, CA1649298209
  3. Ahmad Ahmadzia, M.D.Fair Oaks, CA1023431152
  4. Dina Al-RabadiSanta Monica, CA1386271682
  5. James Aldrich, MDLa Jolla, CA1730290016
  6. John Alevizos, DOIrvine, CA1689671380
  7. Maryin Altamirano, MDBeaumont, CA1720575988
  8. Gail Altschuler, M.D.Novato, CA1972642098
  9. Ricardo Alvarez, MDSan Francisco, CA1649352626
  10. Ria Andrade, M.D.La Habra, CA1093159493

Common questions

What is Irwin Arluk, M.D.'s NPI number?

Irwin Arluk, M.D.'s National Provider Identifier (NPI) is 1982632774, issued on Jun 29, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Irwin Arluk, M.D. located?

The NPPES record lists a practice address at 24361 EL Toro RD, Laguna Woods, CA, 92637. Phone: (949) 916-6321. Providers update this record themselves, so call before visiting.

How can I verify Irwin Arluk, M.D.'s license?

NPPES lists California license number G15995, 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 Irwin Arluk, M.D. prescribe under Medicare Part D?

In 2024, Irwin Arluk, M.D. had 34 Medicare Part D claims; the average among adult medicine physician prescribers was 3,002. 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.