NPPES file of Aug 9, 2026

Scott K. Narimatsu, M.D.

Emergency Medicine Physician · Van Nuys, CA

Scott K. Narimatsu, M.D. is an emergency medicine physician with a practice address in Van Nuys, California, and NPI 1275563058, issued on Jul 4, 2006. Check the license (California A88839, 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
1275563058
Name
Scott K. Narimatsu
Credential
M.D.
Primary taxonomy
Emergency Medicine Physician 207P00000X
License numbers
A88839 CA
T1484 TX
Self-reported in NPPES; status is on the state search
Practice location
15107 Vanowen St, Van Nuys, CA 91405
Phone
(818) 782-6600
Enumerated
Jul 4, 2006
Record last updated
Apr 29, 2024
Medicaid ID
00A888390 CA
Medicare enrollment
Enrolled (PECOS I20240402000842); 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 15107 Vanowen St

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

  1. Gabriel Alarcon, PAPhysician Assistant1619600608
  2. Daniel Amde, M.D,Internal Medicine Physician1316218456
  3. George Andros, M.D.Vascular Surgery Physician1972540540
  4. Raana Anwaruddin, M.D.Anesthesiology Physician1609065754
  5. Cristen ArmelSpeech-Language Pathologist1245584994
  6. Stanley Azen, M.D.Emergency Medicine Physician1457392847

Verify Scott K. Narimatsu in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A88839
    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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63% fewer Medicare Part D claims than the average emergency medicine physician in 2024

84 Medicare Part D claims for 44 beneficiaries, against an average of 226 among the 54,106 providers of this specialty who prescribed in Part D. 11 claims were for opioids.

  1. Scott Narimatsu84
  2. Specialty average226

Most prescribed

  1. Prednisone18 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. Longhorn Emergency Medical Associates PAAustin, TX

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

Scott K. Narimatsu among 7,751 emergency medicine physician records in California

Scott K. Narimatsu, 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 2006, is newer than 4% of them.

  • NPI issued2006 · 4% of these records are older, 60% newer
  • In a Medicare fileYes · 81% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2003 · median 2011 among the 4,560 with a school on file
  • Record last updated2024 · 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.

The 8 emergency medicine physician records with the nearest ZIP codes

  1. Stanley Azen, M.D.Van Nuys, CA 914051457392847
  2. Paul Batmanis, M.D.Van Nuys, CA 914051427071588
  3. Mark Bell, M.D.Van Nuys, CA 914051588607410
  4. Frank Gillingham, M.D.Van Nuys, CA 914051174579452
  5. Thomas Lambert, M.D.Van Nuys, CA 914051285672550
  6. Apostolos Lekkos, DOVan Nuys, CA 914051508854225
  7. Bijan Motamedi, M.D.Van Nuys, CA 914051801834171
  8. Homayoun Nassiri, M.D.Van Nuys, CA 914051285747584

Common questions

What is Scott K. Narimatsu, M.D.'s NPI number?

Scott K. Narimatsu, M.D.'s National Provider Identifier (NPI) is 1275563058, issued on Jul 4, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Scott K. Narimatsu, M.D. located?

The NPPES record lists a practice address at 15107 Vanowen St, Van Nuys, CA, 91405. Phone: (818) 782-6600. Providers update this record themselves, so call before visiting.

How can I verify Scott K. Narimatsu, M.D.'s license?

NPPES lists California license number A88839, 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 Scott K. Narimatsu, M.D. prescribe under Medicare Part D?

In 2024, Scott K. Narimatsu, M.D. had 84 Medicare Part D claims for 44 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.