NPPES file of Aug 9, 2026

Martin Cooper, M.D.

Neurological Surgery Physician · Los Angeles, CA

Martin Cooper, M.D. is a neurological surgery physician with a practice address in Los Angeles, California, and NPI 1669415071, issued on Jun 14, 2006. Check the license (California G20581, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669415071
Name
Martin Cooper
Credential
M.D.
Primary taxonomy
Neurological Surgery Physician 207T00000X
License number
G20581 CA
Self-reported in NPPES; status is on the state search
Practice location
8436 W 3RD St, Los Angeles, CA 90048
Phone
(310) 659-6628
Enumerated
Jun 14, 2006
Record last updated
Apr 19, 2017 (not updated in 9 years: call before relying on the address or phone)
Fax
(310) 659-9712
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 8436 W 3RD St

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lilit Arakelian, NPFamily Nurse Practitioner1700700234
  2. Khawar Siddique, M.D.Neurological Surgery Physician1548214570

Verify Martin Cooper in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G20581
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the California license search

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67% fewer Medicare Part D claims than the average neurological surgery physician in 2024

57 Medicare Part D claims for 15 beneficiaries, against an average of 172 among the 4,378 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Martin Cooper57
  2. Specialty average172

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.

Industry payments in 2024: $138.90

1 payment: food and beverage; the largest payer was Highridge Medical LLC. The 5,377 providers of this specialty with any payment received $14,925.58 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Martin Cooper$139
  2. Specialty average$14,926

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Martin Cooper among 929 neurological surgery physician records in California

Martin Cooper, M.D. is one of 929 neurological surgery physician records with a practice address in California. 77% 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, 62% newer
  • In a Medicare fileYes · 77% of these records are
  • In the CMS Doctors and Clinicians fileNo · 66% of these records are
  • Record last updated2017 · 55% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207T00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurological Surgery Physician providers in California

There are 929 neurological surgery physician records in California.

The 8 neurological surgery physician records with the nearest ZIP codes

  1. Eli Baron, MDLos Angeles, CA 900481922113869
  2. Keith Black, M.D.West Hollywood, CA 900481841284460
  3. Ray Chu, M.D.Los Angeles, CA 900481285603860
  4. Aaron Cohen-Gadol, MDLos Angeles, CA 900481215962279
  5. Moise Danielpour, M.D.Los Angeles, CA 900481881655116
  6. John Johnson, M.D.Los Angeles, CA 900481881628352
  7. Wesley King, M.D.Los Angeles, CA 900481649205394
  8. Carl Lauryssen, M.D.Los Angeles, CA 900481568410629

Common questions

What is Martin Cooper, M.D.'s NPI number?

Martin Cooper, M.D.'s National Provider Identifier (NPI) is 1669415071, issued on Jun 14, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Martin Cooper, M.D. located?

The NPPES record lists a practice address at 8436 W 3RD St, Los Angeles, CA, 90048. Phone: (310) 659-6628. Providers update this record themselves, so call before visiting.

How can I verify Martin Cooper, M.D.'s license?

NPPES lists California license number G20581, 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 Martin Cooper, M.D. prescribe under Medicare Part D?

In 2024, Martin Cooper, M.D. had 57 Medicare Part D claims for 15 beneficiaries; the average among neurological surgery physician prescribers was 172. 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.