Lucien O. Cox, MD
Obstetrics & Gynecology Physician · Los Angeles, CA
Lucien O. Cox, MD is an obstetrics & gynecology physician with a practice address in Los Angeles, California, and NPI 1780690032, issued on Jul 31, 2006. Check the license (California A34370, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Lucien O. Cox
- Credential
- MD
- Primary taxonomy
- Obstetrics & Gynecology Physician 207V00000X
- License number
- A34370 CA
Self-reported in NPPES; status is on the state search - Practice location
- 1127 Wilshire Blvd, Los Angeles, CA 90017
- Phone
- (213) 482-9697
- Enumerated
- Jul 31, 2006
- Record last updated
- Aug 28, 2019 (not updated in 7 years: call before relying on the address or phone)
- Fax
- (213) 482-3504
- Medicaid ID
- 00A343700 CA
- Entity
- Type 1 · individual
8 nearest obstetrics & gynecology physician records → All 5,088 in California → Look up another NPI →
Also registered at 1127 Wilshire Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Lucien O. Cox in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A34370Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
87% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024
22 Medicare Part D claims for 13 beneficiaries, against an average of 165 among the 28,733 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.
Lucien O. Cox among 5,088 obstetrics & gynecology physician records in California
Lucien O. Cox, MD is one of 5,088 obstetrics & gynecology physician records with a practice address in California. 74% 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, 52% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileNo · 53% of these records are
- Record last updated2019 · 64% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Obstetrics & Gynecology Physician providers in California
There are 5,088 obstetrics & gynecology physician records in California.
All 5,088 in California → Every provider in Los Angeles → Obstetrics & Gynecology Physician nationwide →
The 8 obstetrics & gynecology physician records with the nearest ZIP codes
- Margaret Bates, M.D.Los Angeles, CA 900171407956527
- Mark Dwight, M.D.Los Angeles, CA 900171851491989
- Joie Guner, M.D.Los Angeles, CA 900171396164422
- Arnold Kalan, M.D.Los Angeles, CA 900171700956174
- Michael Lem, M.D.Los Angeles, CA 900171306916770
- Sharron Manuel, M.D., PH.D.Los Angeles, CA 900171831534429
- Helena Mba, MDLos Angeles, CA 900171326124447
- Alane Park, M.D.Los Angeles, CA 900171992806038
Common questions
What is Lucien O. Cox, MD's NPI number?
Lucien O. Cox, MD's National Provider Identifier (NPI) is 1780690032, issued on Jul 31, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Lucien O. Cox, MD located?
The NPPES record lists a practice address at 1127 Wilshire Blvd, Los Angeles, CA, 90017. Phone: (213) 482-9697. Providers update this record themselves, so call before visiting.
How can I verify Lucien O. Cox, MD's license?
NPPES lists California license number A34370, 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 Lucien O. Cox, MD prescribe under Medicare Part D?
In 2024, Lucien O. Cox, MD had 22 Medicare Part D claims for 13 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. 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.