Dwayne Martin Cox, M.D.
Anesthesiology Physician · Los Angeles, CA
Dwayne Martin Cox, M.D. is an anesthesiology physician with a practice address in Los Angeles, California, and NPI 1568490951, issued on Jun 28, 2006. Check the license (California G64537, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Dwayne Martin Cox
- Credential
- M.D.
- Primary taxonomy
- Anesthesiology Physician 207L00000X
- License number
- G64537 CA
Self-reported in NPPES; status is on the state search - Practice location
- 5757 Wilshire Blvd, Los Angeles, CA 90036
- Phone
- (213) 977-2121
- Enumerated
- Jun 28, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (213) 977-2043
- Medicaid ID
- 00G645370 CA
- Medicare enrollment
- Enrolled (PECOS I20040609001498); accepts Medicare assignment
- Medical or professional school
- University Of California, Irvine, California College Of Medicine, 1987
- Entity
- Type 1 · individual
8 nearest anesthesiology physician records → All 7,571 in California → Look up another NPI →
Also registered at 5757 Wilshire Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Dwayne Martin Cox in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G64537Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 85 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 3 group practices
- Cedars-Sinai Medical Care FoundationWest Hollywood, CA
- HP Anesthesia IncLos Angeles, CA
- White Memorial Medical CenterLos Angeles, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Dwayne Martin Cox among 7,571 anesthesiology physician records in California
Dwayne Martin Cox, M.D. is one of 7,571 anesthesiology physician records with a practice address in California. 71% 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 5% of them.
- NPI issued2006 · 5% of these records are older, 53% newer
- In a Medicare fileYes · 71% of these records are
- In the CMS Doctors and Clinicians fileYes · 64% of these records are
- Graduated1987 · median 2006 among the 4,868 with a school on file
- Record last updated2007 · 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 207L00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anesthesiology Physician providers in California
There are 7,571 anesthesiology physician records in California.
All 7,571 in California → Every provider in Los Angeles → Anesthesiology Physician nationwide →
The 8 anesthesiology physician records with the nearest ZIP codes
- Deborah Castine, MDLos Angeles, CA 900361083727267
- Jonathan Choi, DOLos Angeles, CA 900361245422435
- Allen Cohen, MDLos Angeles, CA 900361700874187
- Linda Donofrio, M.D.Los Angeles, CA 900361619138575
- Guillermo Galindo, M.D.Los Angeles, CA 900361154556355
- Douglas Mayfield, MDLos Angeles, CA 900361174636245
- Cyrus Pirnazar, MDLos Angeles, CA 900361356454458
- Adora Poon, M.D.Los Angeles, CA 900361760413330
Common questions
What is Dwayne Martin Cox, M.D.'s NPI number?
Dwayne Martin Cox, M.D.'s National Provider Identifier (NPI) is 1568490951, issued on Jun 28, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Dwayne Martin Cox, M.D. located?
The NPPES record lists a practice address at 5757 Wilshire Blvd, Los Angeles, CA, 90036. Phone: (213) 977-2121. Providers update this record themselves, so call before visiting.
How can I verify Dwayne Martin Cox, M.D.'s license?
NPPES lists California license number G64537, 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.
What is Dwayne Martin Cox, M.D.'s MIPS final score?
The 2023 MIPS final score is 85 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.