NPPES file of Aug 9, 2026

Christopher W. Katsura, M.D.

Emergency Medicine Physician · Los Angeles, CA

Christopher W. Katsura, M.D. is an emergency medicine physician with a practice address in Los Angeles, California, and NPI 1568704914, issued on Mar 25, 2013. Check the license (California A132868, 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
1568704914
Name
Christopher W. Katsura
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
A132868 CA
DR.0074470 CO
Self-reported in NPPES; status is on the state search
Practice location
Ucla Emergency Medicine, Los Angeles, CA 90095
Phone
(310) 794-0585
Enumerated
Mar 25, 2013
Record last updated
Mar 25, 2025
Medicare enrollment
Enrolled (PECOS I20160906000376); accepts Medicare assignment
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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8 nearest emergency medicine physician records → All 7,751 in California → Look up another NPI →

Also registered at Ucla Emergency Medicine

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

  1. Carolyn Gates, M.D.Emergency Medicine Physician1770809337
  2. Adam Gruner, M.D.Emergency Medicine Physician1235524091
  3. Haleigh Kotter, M.D.Emergency Medicine Physician1184967861
  4. Michael Merjanian, MDEmergency Medicine Physician1306230776
  5. Eric Schallert, MDEmergency Medicine Physician1821330887
  6. Joshua Troke, M.D.Emergency Medicine Physician1194024356

Verify Christopher W. Katsura in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A132868    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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3.3 times the Medicare Part D claims of the average emergency medicine physician in 2024

757 Medicare Part D claims for 569 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 35 claims were for opioids.

  1. Christopher Katsura757
  2. Specialty average226

Most prescribed

  1. Doxycycline Monohydrate75 claims
  2. Cephalexin60 claims
  3. Albuterol Sulfate Hfa36 claims
  4. Amoxicillin-Clavulanate Potass35 claims
  5. Azithromycin30 claims
  6. Nitrofurantoin Mono-Macro29 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. Southern California Permanente Medical GroupLos Angeles, CA

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

Christopher W. Katsura among 7,751 emergency medicine physician records in California

Christopher W. Katsura, M.D. 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 2013, is newer than 66% of them.

  • NPI issued2013 · 66% of these records are older, 31% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2013 · median 2011 among the 4,560 with a school on file
  • Record last updated2025 · 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).

Emergency Medicine Physician providers in California

There are 7,751 emergency medicine physician records in California.

All 7,751 in California → Every provider in Los Angeles → Emergency Medicine Physician nationwide →

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Rebecca Bavolek, MDLos Angeles, CA 900951942407556
  2. Robert Casey, MDLos Angeles, CA 900951790904597
  3. Priscilla Hanudel, M.D.Los Angeles, CA 900951902068505
  4. Gregory Hendey, MDLos Angeles, CA 900951942317391
  5. Aliasgher Hussain, M.D.Los Angeles, CA 900951699986810
  6. Amy Peng, M.D.Los Angeles, CA 900951578546479
  7. Jason Prystowsky, MDLos Angeles, CA 900951669407391
  8. Robert Rodriguez, MDLos Angeles, CA 900951194769091

Common questions

What is Christopher W. Katsura, M.D.'s NPI number?

Christopher W. Katsura, M.D.'s National Provider Identifier (NPI) is 1568704914, issued on Mar 25, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Christopher W. Katsura, M.D. located?

The NPPES record lists a practice address at Ucla Emergency Medicine, Los Angeles, CA, 90095. Phone: (310) 794-0585. Providers update this record themselves, so call before visiting.

How can I verify Christopher W. Katsura, M.D.'s license?

NPPES lists California license number A132868, 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 Christopher W. Katsura, M.D. prescribe under Medicare Part D?

In 2024, Christopher W. Katsura, M.D. had 757 Medicare Part D claims for 569 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.