NPPES file of Aug 9, 2026

Shawn N. Chaikin, MD

Family Medicine Physician · Marina Del Rey, CA

Shawn N. Chaikin, MD is a family medicine physician with a practice address in Marina Del Rey, California, and NPI 1184884843, issued on Jun 16, 2008. Check the license (California CA20A11167, 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
1184884843
Name
Shawn N. Chaikin
Credential
MD
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
CA20A11167 CA
Self-reported in NPPES; status is on the state search
Practice location
4560 Admiralty Way, Marina Del Rey, CA 90292
Phone
(310) 827-3700
Enumerated
Jun 16, 2008
Record last updated
Dec 1, 2011 (not updated in 15 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20111123000599); accepts Medicare assignment
Medical or professional school
Western University Of Health Sciences College Of Dental Med, 2008
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 4560 Admiralty Way

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

  1. Shahram Abrishamy, M.D.Family Medicine Physician1649492448
  2. Edward Chung, MDEmergency Medicine Physician1114954989
  3. Jacqueline Connolly, D.C.Chiropractor1043456494
  4. Megan Fee, MDStudent in an Organized Health Care Education/Training Program1871238329
  5. Robert Giombetti, M.D.Neurology Physician1659445211
  6. Linda Gorin-Sibner, PH.D.Clinical Psychologist1477625572

Verify Shawn N. Chaikin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license CA20A11167
    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.

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33% more Medicare Part D claims than the average family medicine physician in 2024

4,715 Medicare Part D claims for 371 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims. 141 claims were for opioids.

  1. Shawn Chaikin4,715
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium310 claims
  2. Amlodipine Besylate243 claims
  3. Losartan Potassium144 claims
  4. Levothyroxine Sodium140 claims
  5. Tamsulosin Hcl128 claims
  6. Lisinopril101 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

  1. Cedars-Sinai Medical Care FoundationBeverly Hills, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

44 family medicine physician records list a practice address in Marina Del Rey

They are 44 of the 711 NPPES records with a practice address in Marina Del Rey, and 17,133 family medicine physician records in California.

Other family medicine physician records in California

  1. Omer Aba-Omer, MDSanta Monica, CA1649702093
  2. Michelle Ababa, MDWilmington, CA1710922513
  3. Anna Tzeitel Abalos, MDRoseville, CA1720200017
  4. Adan Abarca, MDAnaheim, CA1760553689
  5. Vanessa Abarca, DOVentura, CA1952040859
  6. Lorraine Abate, M.D.Sacramento, CA1104840008
  7. Robert Abatecola, MDCastro Valley, CA1669551719
  8. Romeo Abaya, M.D.Cottonwood, CA1598053506
  9. Effiem Abbah, MD, MPHSan Francisco, CA1821185133
  10. Khuzeman Abbasi, MDSanta Rosa, CA1841979952

Common questions

What is Shawn N. Chaikin, MD's NPI number?

Shawn N. Chaikin, MD's National Provider Identifier (NPI) is 1184884843, issued on Jun 16, 2008. An NPI identifies a provider in billing; it is not a license.

Where is Shawn N. Chaikin, MD located?

The NPPES record lists a practice address at 4560 Admiralty Way, Marina Del Rey, CA, 90292. Phone: (310) 827-3700. Providers update this record themselves, so call before visiting.

How can I verify Shawn N. Chaikin, MD's license?

NPPES lists California license number CA20A11167, 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 Shawn N. Chaikin, MD prescribe under Medicare Part D?

In 2024, Shawn N. Chaikin, MD had 4,715 Medicare Part D claims for 371 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.