Michael Aaron Shamoon, MD
Emergency Medicine Physician · Los Angeles, CA
Michael Aaron Shamoon, MD is an emergency medicine physician with a practice address in Los Angeles, California, and NPI 1053722389, issued on May 8, 2014. Check the license (California A154196, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael Aaron Shamoon
- Credential
- MD
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- A154196 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1200 N State St RM 1011, Los Angeles, CA 90089
- Phone
- (323) 409-6667
- Enumerated
- May 8, 2014
- Record last updated
- Aug 18, 2020 (not updated in 6 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 1200 N State St RM 1011
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Michael Aaron Shamoon in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A154196Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
91% fewer Medicare Part D claims than the average emergency medicine physician in 2024
21 Medicare Part D claims for 17 beneficiaries, against an average of 226 among the 54,106 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.
Michael Aaron Shamoon among 7,751 emergency medicine physician records in California
Michael Aaron Shamoon, MD is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2014, is newer than 69% of them.
- NPI issued2014 · 69% of these records are older, 28% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileNo · 59% of these records are
- Record last updated2020 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Emergency Medicine Physician providers in California
There are 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Los Angeles → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- Robert AllenLos Angeles, CA 900891528562469
- Eduardo Borquez, M.D.Los Angeles, CA 900891497935134
- Joseph Choi, MD, MPHLos Angeles, CA 900891902087497
- David Diller, M.D.Los Angeles, CA 900891801187398
- Dennis Espitia, M.D.Los Angeles, CA 900891669654380
- David Harrison, M.D.Los Angeles, CA 900891104189000
- Jennifer Huang, D.O.Los Angeles, CA 900891275708588
- Vanessa Kreger, M.D.Los Angeles, CA 900891467849604
Common questions
What is Michael Aaron Shamoon, MD's NPI number?
Michael Aaron Shamoon, MD's National Provider Identifier (NPI) is 1053722389, issued on May 8, 2014. An NPI identifies a provider in billing; it is not a license.
Where is Michael Aaron Shamoon, MD located?
The NPPES record lists a practice address at 1200 N State St RM 1011, Los Angeles, CA, 90089. Phone: (323) 409-6667. Providers update this record themselves, so call before visiting.
How can I verify Michael Aaron Shamoon, MD's license?
NPPES lists California license number A154196, 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 Michael Aaron Shamoon, MD prescribe under Medicare Part D?
In 2024, Michael Aaron Shamoon, MD had 21 Medicare Part D claims for 17 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.