Ivan W. Rosen, M.D.
Diagnostic Radiology Physician · West Covina, CA
Ivan W. Rosen, M.D. is a diagnostic radiology physician with a practice address in West Covina, California, and NPI 1588687255, issued on Jul 25, 2006. Check the license (California C24928, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Ivan W. Rosen
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- C24928 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1115 S Sunset Ave, West Covina, CA 91790
- Phone
- (626) 814-2540
- Enumerated
- Jul 25, 2006
- Record last updated
- Jul 3, 2008 (not updated in 18 years: call before relying on the address or phone)
- Fax
- (626) 814-2540
- Medicaid ID
- 00C249280 CA
- Medicare enrollment
- Enrolled (PECOS I20061025000800); accepts Medicare assignment
- Medical or professional school
- University Of Cincinnati College Of Medicine, 1960
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →
Also registered at 1115 S Sunset Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Dijla AlsaighStudent in an Organized Health Care Education/Training Program1700427259
- Reannen ArevaloEmergency Registered Nurse1902788334
- Cara Baker, MDAnesthesiology Physician1063660462
- Vincent BalitonEmergency Registered Nurse1578139408
- Noel Benedict Bautista, MDStudent in an Organized Health Care Education/Training Program1972436376
- Gilbert Benitez, PAEmergency Medicine Physician1184678245
Verify Ivan W. Rosen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license C24928Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 85.6 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. 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, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through one group practice
- Focus Medical ImagingSimi Valley, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Ivan W. Rosen among 4,500 diagnostic radiology physician records in California
Ivan W. Rosen, M.D. is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% 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 · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated1960 · median 2004 among the 3,130 with a school on file
- Record last updated2008 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Diagnostic Radiology Physician providers in California
There are 4,500 diagnostic radiology physician records in California.
All 4,500 in California → Every provider in West Covina → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Pi-Lieh Chow, M.D.West Covina, CA 917901245275288
- Gerald Grossman, M.D.West Covina, CA 917901073561098
- Danica Holt, M.D.West Covina, CA 917901588691745
- Scott Kwok, M.D.West Covina, CA 917901730384546
- Gi-Hyung Lee, M.D.West Covina, CA 917901316982150
- Adil Mazhar, MDWest Covina, CA 917901487715694
- Katharine Tansavatdi, M.D.West Covina, CA 917901518004373
- Truc Truong, M.D.West Covina, CA 917901497786289
Common questions
What is Ivan W. Rosen, M.D.'s NPI number?
Ivan W. Rosen, M.D.'s National Provider Identifier (NPI) is 1588687255, issued on Jul 25, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ivan W. Rosen, M.D. located?
The NPPES record lists a practice address at 1115 S Sunset Ave, West Covina, CA, 91790. Phone: (626) 814-2540. Providers update this record themselves, so call before visiting.
How can I verify Ivan W. Rosen, M.D.'s license?
NPPES lists California license number C24928, 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.
What is Ivan W. Rosen, M.D.'s MIPS final score?
The 2023 MIPS final score is 85.6 of 100, reported for the practice group. 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.