NPPES file of Aug 9, 2026

Kateri Marie Roessler-Henderson

Emergency Medicine Physician · Torrance, CA

Kateri Marie Roessler-Henderson is an emergency medicine physician with a practice address in Torrance, California, and NPI 1760771182, issued on Apr 6, 2011. Check the license (California A126047, 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
1760771182
Name
Kateri Marie Roessler-Henderson
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
A126047 CA
TP850 KY
Self-reported in NPPES; status is on the state search
Practice location
4101 Torrance Blvd, Torrance, CA 90503
Phone
(310) 540-7676
Enumerated
Apr 6, 2011
Record last updated
Apr 18, 2016 (not updated in 10 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170512001860); accepts Medicare assignment
Medical or professional school
University Of Kentucky College Of Medicine, 2011
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 4101 Torrance Blvd

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

  1. Janette Aceituno, AGPCNPNurse Practitioner1366335341
  2. Caroline Altergott, MDEmergency Medicine Physician1902841901
  3. Kellie AmanoPharmacist1558070458
  4. Shama Ambe, M.DNeonatal-Perinatal Medicine Physician1780881763
  5. Henry Amberg, M.D.Anesthesiology Physician1336167048
  6. Anne Arafat, PHARM. D.Geriatric Pharmacist1730304452

Verify Kateri Marie Roessler-Henderson in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A126047
    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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19% fewer Medicare Part D claims than the average emergency medicine physician in 2024

183 Medicare Part D claims for 117 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 13 claims were for opioids.

  1. Kateri Roessler-Henderson183
  2. Specialty average226

Most prescribed

  1. Ondansetron Odt19 claims
  2. Albuterol Sulfate Hfa12 claims
  3. Cefdinir12 claims
  4. Oxycodone Hcl12 claims
  5. Prednisone11 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 2 group practices

  1. Mt Rainier Emergency Physicians PLLCPuyallup, WA
  2. Western Washington Emergency Physicians PLLCTacoma, WA

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

Kateri Marie Roessler-Henderson among 7,751 emergency medicine physician records in California

Kateri Marie Roessler-Henderson is one of 7,751 emergency medicine physician records with a practice address in California. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 60% of them.

  • NPI issued2011 · 60% of these records are older, 37% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2011 · median 2011 among the 4,560 with a school on file
  • Record last updated2016 · 59% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207P00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

197 emergency medicine physician records list a practice address in Torrance

They are 197 of the 8,901 NPPES records with a practice address in Torrance, and 7,751 emergency medicine physician records in California.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Caroline Altergott, MDTorrance, CA 905031902841901
  2. Thomas Blush, MDTorrance, CA 905031053343384
  3. Paul Bryan, MDTorrance, CA 905031396786315
  4. Frederick Carr, MDTorrance, CA 905031437100211
  5. Robert Chavez, MDTorrance, CA 905031902829187
  6. Luke Conovaloff, MDTorrance, CA 905031285690362
  7. Michelle Finkel, MDTorrance, CA 905031558312330
  8. Marianne Gausche, MDTorrance, CA 905031487666715

Common questions

What is Kateri Marie Roessler-Henderson's NPI number?

Kateri Marie Roessler-Henderson's National Provider Identifier (NPI) is 1760771182, issued on Apr 6, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Kateri Marie Roessler-Henderson located?

The NPPES record lists a practice address at 4101 Torrance Blvd, Torrance, CA, 90503. Phone: (310) 540-7676. Providers update this record themselves, so call before visiting.

How can I verify Kateri Marie Roessler-Henderson's license?

NPPES lists California license number A126047, 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 Kateri Marie Roessler-Henderson prescribe under Medicare Part D?

In 2024, Kateri Marie Roessler-Henderson had 183 Medicare Part D claims for 117 beneficiaries; the average among emergency medicine physician prescribers was 226. 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.