Carmen G. Diaz, PA-C
Medical Physician Assistant · Los Angeles, CA
Carmen G. Diaz, PA-C is a medical physician assistant with a practice address in Los Angeles, California, and NPI 1588939466, issued on Mar 12, 2012. Check the license (California 22144, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Carmen G. Diaz
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 22144 CA
Self-reported in NPPES; status is on the state search - Practice location
- 4920 Avalon Blvd, Los Angeles, CA 90011
- Phone
- (323) 235-5035
- Enumerated
- Mar 12, 2012
- Record last updated
- Mar 22, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20120523000241); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 3,376 in California → Look up another NPI →
Also registered at 4920 Avalon Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Carmen G. Diaz in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 22144Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
98% fewer Medicare Part D claims than the average medical physician assistant in 2024
27 Medicare Part D claims, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D.
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.
Bills Medicare through one group practice
- South Central Family Health CenterLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Carmen G. Diaz among 3,376 medical physician assistant records in California
Carmen G. Diaz, PA-C is one of 3,376 medical physician assistant records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 51% of them.
- NPI issued2012 · 51% of these records are older, 46% newer
- In a Medicare fileYes · 69% of these records are
- In the CMS Doctors and Clinicians fileYes · 40% of these records are
- Graduated2011 · median 2012 among the 1,347 with a school on file
- Record last updated2012 · 54% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Physician Assistant providers in California
There are 3,376 medical physician assistant records in California.
All 3,376 in California → Every provider in Los Angeles → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Janett Aguilar, PA-CLos Angeles, CA 900111467737403
- Stephanie CruzLos Angeles, CA 900111073464269
- Isabelle Pamart-TranLos Angeles, CA 900111538503974
- John Broz, PALos Angeles, CA 900121598220881
- David Gevorkian, PA-CLos Angeles, CA 900121891125753
- Margaret Johnson, PA-CLos Angeles, CA 900121275554701
- Jung In Lee, PA-CLos Angeles, CA 900101982328506
- Shirley Owens, P.A.-CLos Angeles, CA 900101427501089
Common questions
What is Carmen G. Diaz, PA-C's NPI number?
Carmen G. Diaz, PA-C's National Provider Identifier (NPI) is 1588939466, issued on Mar 12, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Carmen G. Diaz, PA-C located?
The NPPES record lists a practice address at 4920 Avalon Blvd, Los Angeles, CA, 90011. Phone: (323) 235-5035. Providers update this record themselves, so call before visiting.
How can I verify Carmen G. Diaz, PA-C's license?
NPPES lists California license number 22144, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Carmen G. Diaz, PA-C prescribe under Medicare Part D?
In 2024, Carmen G. Diaz, PA-C had 27 Medicare Part D claims; the average among medical physician assistant prescribers was 1,148. 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.