NPPES file of Aug 9, 2026

Gordon Douglas McLaren, M.D.

Hematology & Oncology Physician · Long Beach, CA

Gordon Douglas McLaren, M.D. is a hematology & oncology physician with a practice address in Long Beach, California, and NPI 1124134317, issued on Aug 22, 2006. Check the license (California G84769, 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
1124134317
Name
Gordon Douglas McLaren
Credential
M.D.
Primary taxonomy
Hematology & Oncology Physician 207RH0003X
License number
G84769 CA
Self-reported in NPPES; status is on the state search
Practice location
5901 E 7TH St, Long Beach, CA 90822
Phone
(562) 826-8000
Enumerated
Aug 22, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(562) 826-5515
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.
Download card Updates feed

Also registered at 5901 E 7TH St

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

  1. Nneoma Achikam, LCSW, BCDClinical Social Worker1114182953
  2. Sameera Ahmad, ODOptometrist1164117891
  3. Sama Alabbas, PHARMDPharmacist1366165193
  4. Lawrence Albers, MDPsychiatry Physician1871697300
  5. Abby AlexanderOptometrist1871113068
  6. Tamara Alexander, PT, DPTPhysical Therapist1922116714

Verify Gordon Douglas McLaren in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G84769
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

Is this page about you? You can ask us to correct, restrict or remove it: how.

Industry payments in 2024: $123.12

1 payment: food and beverage; the largest payer was Jazz Pharmaceuticals Inc. The 8,560 providers of this specialty with any payment received $7,481.41 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Gordon McLaren$123.12
  2. Specialty average$7,481.41

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

Hematology & Oncology Physician providers in California

There are 1,583 hematology & oncology physician records in California.

Other hematology & oncology physician records in California

  1. Mark Abate, M.D.Santa Barbara, CA1588778674
  2. Iman Abdalla, MDLos Angeles, CA1730248311
  3. Haifaa Abdulhaq, MDFresno, CA1508024647
  4. Nihal Abdulla, MDLos Alamitos, CA1750585345
  5. Mehrad Abedi, M.D.Sacramento, CA1467459222
  6. Oyewale Abidoye, M.D.La Jolla, CA1790841815
  7. Mohammed Abu Zaanona, MDSanta Barbara, CA1922591197
  8. Mohamad Adada, M.D., PHDRoseville, CA1528590734
  9. Jesse Adams, MDSacramento, CA1851479554
  10. Thompson Adams, MDSanta Monica, CA1407880891

Common questions

What is Gordon Douglas McLaren, M.D.'s NPI number?

Gordon Douglas McLaren, M.D.'s National Provider Identifier (NPI) is 1124134317, issued on Aug 22, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Gordon Douglas McLaren, M.D. located?

The NPPES record lists a practice address at 5901 E 7TH St, Long Beach, CA, 90822. Phone: (562) 826-8000. Providers update this record themselves, so call before visiting.

How can I verify Gordon Douglas McLaren, M.D.'s license?

NPPES lists California license number G84769, 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.

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.