Martha Viviana Martinez, M.D.
Family Medicine Physician · Los Angeles, CA
Martha Viviana Martinez, M.D. is a family medicine physician with a practice address in Los Angeles, California, and NPI 1770840431, issued on Apr 19, 2012. Check the license (California A120647, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Martha Viviana Martinez
- Credential
- M.D.
- Primary taxonomy
- Family Medicine Physician 207Q00000X
- License number
- A120647 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1701 E Cesar E Chavez Ave, Los Angeles, CA 90033
- Phone
- (323) 226-1100
- Enumerated
- Apr 19, 2012
- Record last updated
- Apr 19, 2012 (not updated in 14 years: call before relying on the address or phone)
- Medicare enrollment
- Enrolled (PECOS I20150831003187); accepts Medicare assignment
- Medical or professional school
- Irvine California College Of Medicine, 2010
- Entity
- Type 1 · individual
8 nearest family medicine physician records → All 17,133 in California → Look up another NPI →
Also registered at 1701 E Cesar E Chavez Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Martha Viviana Martinez in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A120647Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
85% fewer Medicare Part D claims than the average family medicine physician in 2024
538 Medicare Part D claims for 86 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D.
Most prescribed
- Levothyroxine Sodium33 claims
- Losartan Potassium31 claims
- Atorvastatin Calcium26 claims
- Amlodipine Besylate23 claims
- Alendronate Sodium21 claims
- Trulicity19 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.
Bills Medicare through one group practice
- Santa Barbara County AuditorLompoc, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Martha Viviana Martinez among 17,133 family medicine physician records in California
Martha Viviana Martinez, M.D. is one of 17,133 family 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 2012, is newer than 66% of them.
- NPI issued2012 · 66% of these records are older, 32% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 62% of these records are
- Graduated2010 · median 2005 among the 10,652 with a school on file
- Record last updated2012 · 58% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
829 family medicine physician records list a practice address in Los Angeles
They are 829 of the 69,537 NPPES records with a practice address in Los Angeles, and 17,133 family medicine physician records in California.
All 17,133 in California → Every provider in Los Angeles → Family Medicine Physician nationwide →
The 8 family medicine physician records with the nearest ZIP codes
- Mauricio Bueno, M.D.Los Angeles, CA 900331750332029
- Edward Castro, M.D.Los Angeles, CA 900331750330817
- Maria Cifuentes-Butler, M.D.Los Angeles, CA 900331871604496
- Claire Koga, M.D.Los Angeles, CA 900331891746665
- Robert Krochmal, M.D.Los Angeles, CA 900331144278938
- Michael Lee, MD,MPHLos Angeles, CA 900331336252683
- Daniel Maldonado, M.D.Los Angeles, CA 900331851344949
- Maureen Mavrinac, M.D.Los Angeles, CA 900331427000850
Common questions
What is Martha Viviana Martinez, M.D.'s NPI number?
Martha Viviana Martinez, M.D.'s National Provider Identifier (NPI) is 1770840431, issued on Apr 19, 2012. An NPI identifies a provider in billing; it is not a license.
Where is Martha Viviana Martinez, M.D. located?
The NPPES record lists a practice address at 1701 E Cesar E Chavez Ave, Los Angeles, CA, 90033. Phone: (323) 226-1100. Providers update this record themselves, so call before visiting.
How can I verify Martha Viviana Martinez, M.D.'s license?
NPPES lists California license number A120647, 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 Martha Viviana Martinez, M.D. prescribe under Medicare Part D?
In 2024, Martha Viviana Martinez, M.D. had 538 Medicare Part D claims for 86 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.