NPPES file of Aug 9, 2026

Karlyn Yuriko Murata, OD

Optometrist · Simi Valley, CA

Karlyn Yuriko Murata, OD is an optometrist with a practice address in Simi Valley, California, and NPI 1427572023, issued on Jul 26, 2017. Check the license (California OPT33776-TLG, as entered in NPPES) with the California board that licenses this profession; 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
1427572023
Name
Karlyn Yuriko Murata
Credential
OD
Primary taxonomy
Optometrist 152W00000X
License number
OPT33776-TLG CA
Self-reported in NPPES; status is on the state search
Practice location
3885 Cochran St Ste L, Simi Valley, CA 93063
Phone
(805) 522-7007
Enumerated
Jul 26, 2017
Record last updated
Jul 26, 2017 (not updated in 9 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20180607001907); accepts Medicare assignment
Medical or professional school
Illinois College Of Optometry At Chicago, 2017
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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Verify Karlyn Yuriko Murata in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license OPT33776-TLG
    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
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86% fewer Medicare Part D claims than the average optometrist in 2024

39 Medicare Part D claims for 21 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 49% of claims.

  1. Karlyn Murata39
  2. Specialty average277

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.

Industry payments in 2024: $184.64

8 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 34,453 providers of this specialty with any payment received $769.99 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Karlyn Murata$184.64
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Nelson Murata,od, AN Optometric CorpSimi Valley, CA

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

Karlyn Yuriko Murata among 8,308 optometrist records in California

Karlyn Yuriko Murata, OD is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2017, is newer than 76% of them.

  • NPI issued2017 · 76% of these records are older, 21% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2017 · median 2008 among the 3,573 with a school on file
  • Record last updated2017 · 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 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

22 optometrist records list a practice address in Simi Valley

They are 22 of the 1,397 NPPES records with a practice address in Simi Valley, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Galia Hatamzadeh, ODSimi Valley, CA 930631962323675
  2. Nelson Murata, O.D.Simi Valley, CA 930631275509713
  3. Amanda Setto, OD, FAAOSimi Valley, CA 930631073082335
  4. Kenneth Van, ODSimi Valley, CA 930631982191110
  5. Elsa Chow, O.D.Simi Valley, CA 930651821152752
  6. Maurice Feldman, ODSimi Valley, CA 930651053461459
  7. James Foster, O.D.Simi Valley, CA 930651740343482
  8. Gracie Ner, OPTOMETRISTSimi Valley, CA 930651073663068

Common questions

What is Karlyn Yuriko Murata, OD's NPI number?

Karlyn Yuriko Murata, OD's National Provider Identifier (NPI) is 1427572023, issued on Jul 26, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Karlyn Yuriko Murata, OD located?

The NPPES record lists a practice address at 3885 Cochran St Ste L, Simi Valley, CA, 93063. Phone: (805) 522-7007. Providers update this record themselves, so call before visiting.

How can I verify Karlyn Yuriko Murata, OD's license?

NPPES lists California license number OPT33776-TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Karlyn Yuriko Murata, OD prescribe under Medicare Part D?

In 2024, Karlyn Yuriko Murata, OD had 39 Medicare Part D claims for 21 beneficiaries; the average among optometrist prescribers was 277. 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.