Michael Mazar, M.D.
Cardiovascular Disease Physician · Santa Monica, CA
Michael Mazar, M.D. is a cardiovascular disease physician with a practice address in Santa Monica, California, and NPI 1609038710, issued on Jun 30, 2008. Check the license (California A102139, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Michael Mazar
- Credential
- M.D.
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- A102139 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2020 Santa Monica Blvd, Santa Monica, CA 90404
- Phone
- (310) 582-6220
- Enumerated
- Jun 30, 2008
- Record last updated
- Mar 29, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (310) 582-6222
- Medicaid ID
- 0A1021390 CA
- Medicare enrollment
- Enrolled (PECOS I20081016000391); accepts Medicare assignment
- Medical or professional school
- New York Medical College, 2002
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 2,574 in California → Look up another NPI →
Also registered at 2020 Santa Monica Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Valentina AlvadzhyanPharmacist1487017182
- Rachelle Ancona, PHARMDPharmacist1053807529
- Peter Barakat, PHARMDAmbulatory Care Pharmacist1629439468
- Ralph Buoncristiani, D.D.S.Dentist1356481683
- Nancy Bush, NPNurse Practitioner1760607212
- Elizabeth Cray, NPNurse Practitioner1740405372
Verify Michael Mazar in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A102139Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
59% more Medicare Part D claims than the average cardiovascular disease physician in 2024
4,886 Medicare Part D claims for 690 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 23% of claims.
Most prescribed
- Eliquis498 claims
- Atorvastatin Calcium493 claims
- Rosuvastatin Calcium376 claims
- Amlodipine Besylate372 claims
- Spironolactone346 claims
- Carvedilol338 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): 86.1 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
- The Regents OF The University OF CaliforniaSanta Monica, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Michael Mazar among 2,574 cardiovascular disease physician records in California
Michael Mazar, M.D. is one of 2,574 cardiovascular disease physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2008, is newer than 67% of them.
- NPI issued2008 · 67% of these records are older, 28% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 68% of these records are
- Graduated2002 · median 1999 among the 1,742 with a school on file
- Record last updated2010 · 63% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in California
There are 2,574 cardiovascular disease physician records in California.
All 2,574 in California → Every provider in Santa Monica → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Stephen Berens, M.D.Santa Monica, CA 904041528050408
- Samuel Daneshvar, M.D.Santa Monica, CA 904041699940494
- Ravi Dave, MDSanta Monica, CA 904041871519934
- Sandra Fallon, M.D.Santa Monica, CA 904041801947312
- George Grifka, M.D.Santa Monica, CA 904041326189580
- Melkon Hacobian, M.D.Santa Monica, CA 904041174539415
- Robert Merz, M.D.Santa Monica, CA 904041770580102
- Stuart Miller, M.D.Santa Monica, CA 904041407867021
Common questions
What is Michael Mazar, M.D.'s NPI number?
Michael Mazar, M.D.'s National Provider Identifier (NPI) is 1609038710, issued on Jun 30, 2008. An NPI identifies a provider in billing; it is not a license.
Where is Michael Mazar, M.D. located?
The NPPES record lists a practice address at 2020 Santa Monica Blvd, Santa Monica, CA, 90404. Phone: (310) 582-6220. Providers update this record themselves, so call before visiting.
How can I verify Michael Mazar, M.D.'s license?
NPPES lists California license number A102139, 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 Mazar, M.D. prescribe under Medicare Part D?
In 2024, Michael Mazar, M.D. had 4,886 Medicare Part D claims for 690 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
What is Michael Mazar, M.D.'s MIPS final score?
The 2023 MIPS final score is 86.1 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.