NPPES file of Aug 9, 2026

Sean Spencer London, MD

Body Imaging Physician · Northridge, CA

Sean Spencer London, MD is a body imaging physician with a practice address in Northridge, California, and NPI 1043650443, issued on Jun 28, 2013. Check the license (California 161034, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1043650443
Name
Sean Spencer London
Credential
MD
Primary taxonomy
Body Imaging Physician 2085B0100X
License numbers
161034 CA
63106 WI
Self-reported in NPPES; status is on the state search
Practice location
18436 Roscoe Blvd, Northridge, CA 91325
Phone
(818) 435-1400
Enumerated
Jun 28, 2013
Record last updated
Nov 12, 2025
Medicare enrollment
Enrolled (PECOS I20190624000644); accepts Medicare assignment
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 18436 Roscoe Blvd

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

  1. Raymond AzabBody Imaging Physician1528221983
  2. Christopher Bedford, M.D.Diagnostic Radiology Physician1255692935
  3. Rajesh Bhavsar, M.D.Vascular & Interventional Radiology Physician1043471022
  4. Geraldine Chang, M.D.Diagnostic Radiology Physician1831486539
  5. Tzyy Shyang Chao, M.D.Diagnostic Radiology Physician1801213806
  6. Jeremy Chin, M.D.Diagnostic Radiology Physician1700229994

Verify Sean Spencer London in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license 161034
    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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Bills Medicare through 3 group practices

  1. Marshfield Clinic IncNovato, CA
  2. Medical Diagnostic Imaging LLCNovato, CA
  3. Milwaukee Radiologists LtdNovato, CA

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

Sean Spencer London among 270 body imaging physician records in California

Sean Spencer London, MD is one of 270 body imaging physician records with a practice address in California. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 82% of them.

  • NPI issued2013 · 82% of these records are older, 15% newer
  • In a Medicare fileYes · 64% of these records are
  • In the CMS Doctors and Clinicians fileYes · 62% of these records are
  • Graduated2013 · median 1998 among the 168 with a school on file
  • Record last updated2025 · 67% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085B0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Body Imaging Physician providers in California

There are 270 body imaging physician records in California.

The 8 body imaging physician records with the nearest ZIP codes

  1. Raymond AzabNorthridge, CA 913251528221983
  2. Lawrence McNutt, M.D.Northridge, CA 913251609070846
  3. Charles Chau, MDWoodland Hills, CA 913671720136633
  4. David Cho, MDWoodland Hills, CA 913671457409310
  5. Peter Filsinger, MDWoodland Hills, CA 913671164570115
  6. Gary Hufford, MDWoodland Hills, CA 913671699842567
  7. Kevin Myerly, MDWoodland Hills, CA 913671265580187
  8. Paula Nudell, MDWoodland Hills, CA 913671467500389

Common questions

What is Sean Spencer London, MD's NPI number?

Sean Spencer London, MD's National Provider Identifier (NPI) is 1043650443, issued on Jun 28, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Sean Spencer London, MD located?

The NPPES record lists a practice address at 18436 Roscoe Blvd, Northridge, CA, 91325. Phone: (818) 435-1400. Providers update this record themselves, so call before visiting.

How can I verify Sean Spencer London, MD's license?

NPPES lists California license number 161034, 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.