Mina Masri, D.O.
Emergency Medicine Physician · Los Alamitos, CA
Mina Masri, D.O. is an emergency medicine physician with a practice address in Los Alamitos, California, and NPI 1750390993, issued on Aug 5, 2006. Check the license (California 20A8895, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Mina Masri
- Credential
- D.O.
- Primary taxonomy
- Emergency Medicine Physician 207P00000X
- License number
- 20A8895 CA
Self-reported in NPPES; status is on the state search - Practice location
- 3751 Katella Ave, Los Alamitos, CA 90720
- Phone
- (562) 598-2411
- Enumerated
- Aug 5, 2006
- Record last updated
- Mar 26, 2025
- Medicare enrollment
- Enrolled (PECOS I20061004000625); accepts Medicare assignment
- Medical or professional school
- Northwestern University Feinberg Medical School, 2003
- Entity
- Type 1 · individual
8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →
Also registered at 3751 Katella Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Moustafa Aboshady, M.D.Hospitalist Physician1003127655
- Denis Bolton, D.O.Diagnostic Radiology Physician1952493876
- George Bozeman, MDEmergency Medicine Physician1295771285
- Kirsten Calder, MDEmergency Medicine Physician1952330938
- Monica Choi, MDAnesthesiology Physician1578804506
- Benjamin Cowan, MDDiagnostic Radiology Physician1760465728
Verify Mina Masri in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license 20A8895Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
83% fewer Medicare Part D claims than the average emergency medicine physician in 2024
39 Medicare Part D claims for 35 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.
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.
The practice group's MIPS final score for 2023 (Medicare payment program): 94.6 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
- Regents OF The University OFOrange, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mina Masri among 7,751 emergency medicine physician records in California
Mina Masri, D.O. 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 2006, is newer than 4% of them.
- NPI issued2006 · 4% of these records are older, 60% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 59% of these records are
- Graduated2003 · median 2011 among the 4,560 with a school on file
- Record last updated2025 · 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).
19 emergency medicine physician records list a practice address in Los Alamitos
They are 19 of the 1,035 NPPES records with a practice address in Los Alamitos, and 7,751 emergency medicine physician records in California.
All 7,751 in California → Every provider in Los Alamitos → Emergency Medicine Physician nationwide →
The 8 emergency medicine physician records with the nearest ZIP codes
- George Bozeman, MDLos Alamitos, CA 907201295771285
- Kirsten Calder, MDLos Alamitos, CA 907201952330938
- Monica Kumar, M.D,Los Alamitos, CA 907201700058963
- Gregory Moreno, MDLos Alamitos, CA 907201245249481
- Michael Perlman, M.D.Los Alamitos, CA 907201144256355
- Charles Rennie, MDLos Alamitos, CA 907201295767523
- Ivan Rokos, MDLos Alamitos, CA 907201184681991
- Natalie Shum, MDLos Alamitos, CA 907201114936358
Common questions
What is Mina Masri, D.O.'s NPI number?
Mina Masri, D.O.'s National Provider Identifier (NPI) is 1750390993, issued on Aug 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Mina Masri, D.O. located?
The NPPES record lists a practice address at 3751 Katella Ave, Los Alamitos, CA, 90720. Phone: (562) 598-2411. Providers update this record themselves, so call before visiting.
How can I verify Mina Masri, D.O.'s license?
NPPES lists California license number 20A8895, 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 Mina Masri, D.O. prescribe under Medicare Part D?
In 2024, Mina Masri, D.O. had 39 Medicare Part D claims for 35 beneficiaries; the average among emergency medicine physician prescribers was 226. Part D covers Medicare prescriptions only.
What is Mina Masri, D.O.'s MIPS final score?
The 2023 MIPS final score is 94.6 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.