NPPES file of Aug 9, 2026

Michael K. Kobayashi, O.D.

Optometrist · Sun City, CA

Michael K. Kobayashi, O.D. is an optometrist with a practice address in Sun City, California, and NPI 1750353496, issued on Feb 6, 2006. Check the license (California OPT 11070T, 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
1750353496
Name
Michael K. Kobayashi
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
OPT 11070T CA
Self-reported in NPPES; status is on the state search
Practice location
27830 Bradley RD, Sun City, CA 92586
Phone
(951) 672-4971
Enumerated
Feb 6, 2006
Record last updated
Jun 20, 2012 (not updated in 14 years: call before relying on the address or phone)
Fax
(951) 672-4083
Medicaid ID
ZZZ81412Z CA
Medicare enrollment
Enrolled (PECOS I20040402001440); 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 27830 Bradley RD

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

  1. Tommy Dinh, MDSurgery Physician1861491722
  2. Sandy Hanna, ODOptometrist1588385041
  3. Christin King, DDSDentist1689245524
  4. David Nguyen, MDInternal Medicine Physician1780683714
  5. Thang Nguyen, MDInternal Medicine Physician1013916048
  6. Juan Romero, D.D.S.General Practice Dentistry1790865491

Verify Michael K. Kobayashi 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 OPT 11070T    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
Find the California license search

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Industry payments in 2024: $96.16

5 payments; by number, the most common kind was food and beverage; the largest payer was Bausch & Lomb Americas Inc. 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. Michael Kobayashi$96.16
  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. Marsha Howard Optometric CorpSignal Hill, CA

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

6 optometrist records list a practice address in Sun City

They are 6 of the 137 NPPES records with a practice address in Sun City, and 8,308 optometrist records in California.

All 6 in Sun City → All 8,308 in California → Every provider in Sun City →

Other optometrist records in California

  1. Douglas Aaseby, O.D.El Dorado Hills, CA1962715961
  2. Saloumeh Abadi, ODSanta Monica, CA1699258756
  3. Davoud AbbasiFillmore, CA1902361678
  4. Christopher Abbott, O.D.Santee, CA1417936220
  5. Sara Abboud, ODAlbany, CA1649052846
  6. Ghezal Abdali, O.D.Tustin, CA1770688640
  7. Nahid Abdali, O.D.San Ramon, CA1700210242
  8. Yasmeen AbdelfattahIrvine, CA1417786617
  9. Marina Abdou, ODUpland, CA1356017321
  10. Angela Abe, OPTModesto, CA1336108885

Common questions

What is Michael K. Kobayashi, O.D.'s NPI number?

Michael K. Kobayashi, O.D.'s National Provider Identifier (NPI) is 1750353496, issued on Feb 6, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Michael K. Kobayashi, O.D. located?

The NPPES record lists a practice address at 27830 Bradley RD, Sun City, CA, 92586. Phone: (951) 672-4971. Providers update this record themselves, so call before visiting.

How can I verify Michael K. Kobayashi, O.D.'s license?

NPPES lists California license number OPT 11070T, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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.