Stephen Greenberg, M.D.
Diagnostic Radiology Physician · Los Angeles, CA
Stephen Greenberg, M.D. is a diagnostic radiology physician with a practice address in Los Angeles, California, and NPI 1184682387, issued on May 4, 2006. Check the license (California G45339, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Stephen Greenberg
- Credential
- M.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- G45339 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5925 San Vicente Blvd, Los Angeles, CA 90019
- Phone
- (323) 932-5301
- Enumerated
- May 4, 2006
- Record last updated
- Nov 5, 2008 (not updated in 18 years: call before relying on the address or phone)
- Medicaid ID
- 00G453390 CA
- Medicare enrollment
- Enrolled (PECOS I20050317000193); accepts Medicare assignment
- Medical or professional school
- University Of Southern California Keck School Of Medicine, 1980
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →
Also registered at 5925 San Vicente Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Stephen Greenberg in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G45339Check 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): 91.3 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 4 group practices
- Beverly Radiology Medical Group IIILos Angeles, CA
- Cedars-Sinai Medical Care FoundationSanta Monica, CA
- Desert Advanced Imaging Medical CenterIndio, CA
- Fresno Imaging CenterFresno, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen Greenberg among 4,500 diagnostic radiology physician records in California
Stephen Greenberg, 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
- Graduated1980 · 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 Los Angeles → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Paul Raper, M.D.Los Angeles, CA 900191508824715
- Seong Yoon, M.D.Los Angeles, CA 900191376768192
- Ilkwon Kim, MDLos Angeles, CA 900201639141773
- Gerald Kruglik, M.D.Los Angeles, CA 900181376512228
- Won Lee, MDLos Angeles, CA 900201033103346
- Elmer Anderson, M.D.Los Angeles, CA 900161679698617
- Vinson Uytana, M.D.Los Angeles, CA 900161275515611
- Arpan Desai, MDLos Angeles, CA 900151275022303
Common questions
What is Stephen Greenberg, M.D.'s NPI number?
Stephen Greenberg, M.D.'s National Provider Identifier (NPI) is 1184682387, issued on May 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Greenberg, M.D. located?
The NPPES record lists a practice address at 5925 San Vicente Blvd, Los Angeles, CA, 90019. Phone: (323) 932-5301. Providers update this record themselves, so call before visiting.
How can I verify Stephen Greenberg, M.D.'s license?
NPPES lists California license number G45339, 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 Stephen Greenberg, M.D.'s MIPS final score?
The 2023 MIPS final score is 91.3 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.