NPPES file of Aug 9, 2026

Steven Wayne Rosen, M.D.

Occupational Medicine Physician · Irvine, CA

Steven Wayne Rosen, M.D. is an occupational medicine physician with a practice address in Irvine, California, and NPI 1457612236, issued on Jun 7, 2012. Check the license (California G24823, as entered in NPPES) on the Medical Board of California; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1457612236
Name
Steven Wayne Rosen
Credential
M.D.
Primary taxonomy
Occupational Medicine Physician 2083X0100X
License number
G24823 CA
Self-reported in NPPES; status is on the state search
Practice location
4 Park Plz, Irvine, CA 92614
Phone
(949) 253-3114
Enumerated
Jun 7, 2012
Record last updated
Jun 7, 2012 (not updated in 14 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4 Park Plz

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

  1. Thanh-Lan Ly, NP-CFamily Nurse Practitioner1619150893
  2. Jay Westphal, M.D.Preventive Medicine/Occupational Environmental Medicine Physician1457605115

Verify Steven Wayne Rosen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G24823
    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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Steven Wayne Rosen among 415 occupational medicine physician records in California

Steven Wayne Rosen, M.D. is one of 415 occupational medicine physician records with a practice address in California. 30% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2012, is newer than 84% of them.

  • NPI issued2012 · 84% of these records are older, 12% newer
  • In a Medicare fileNo · 30% of these records are
  • In the CMS Doctors and Clinicians fileNo · 12% of these records are
  • Record last updated2012 · 75% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Occupational Medicine Physician providers in California

There are 415 occupational medicine physician records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

The 8 occupational medicine physician records with the nearest ZIP codes

  1. Julie Fuller, MDIrvine, CA 926141194828822
  2. Marion Fedoruk, MDIrvine, CA 926121265500581
  3. Alya Khan, M.D.Irvine, CA 926121730312729
  4. Tracy Lee, M.D.Irvine, CA 926121598991283
  5. Ulrike Luderer, MDIrvine, CA 926121699855858
  6. Neesha Mody, MDIrvine, CA 926121528455805
  7. Sonya Buchanan, M.D.Irvine, CA 926181053439083
  8. Rasoul Montazeri, D.O.Irvine, CA 926181992068191

Common questions

What is Steven Wayne Rosen, M.D.'s NPI number?

Steven Wayne Rosen, M.D.'s National Provider Identifier (NPI) is 1457612236, issued on Jun 7, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Steven Wayne Rosen, M.D. located?

The NPPES record lists a practice address at 4 Park Plz, Irvine, CA, 92614. Phone: (949) 253-3114. Providers update this record themselves, so call before visiting.

How can I verify Steven Wayne Rosen, M.D.'s license?

NPPES lists California license number G24823, 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.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. 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.