Ken Lay, OD
Optometrist · Vista, CA
Ken Lay, OD is an optometrist with a practice address in Vista, California, and NPI 1255329215, issued on Oct 12, 2005. Check the license (California 10767T, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Ken Lay
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 10767T CA
Self-reported in NPPES; status is on the state search - Practice location
- 640 Escondido Ave, Vista, CA 92084
- Phone
- (760) 630-8200
- Enumerated
- Oct 12, 2005
- Record last updated
- Apr 28, 2010 (not updated in 16 years: call before relying on the address or phone)
- Fax
- (760) 630-8288
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Verify Ken Lay in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 10767TCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Ken Lay among 8,308 optometrist records in California
Ken Lay, 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 not. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 94% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2010 · 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).
29 optometrist records list a practice address in Vista
They are 29 of the 2,017 NPPES records with a practice address in Vista, and 8,308 optometrist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 8,308 in California → Every provider in Vista → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Gary Barnes, O.D.Vista, CA 920841417019662
- Khin-Poh Chung, O.D.Vista, CA 920841629148515
- Bruce George, ODVista, CA 920841356414551
- Kendall George, ODVista, CA 920841619529948
- Sarah Kasai, O.D.Vista, CA 920841023406238
- Wendy Mora, ODVista, CA 920841376958389
- Ryan Rich, O.D.Vista, CA 920841861799512
- Emily Tam, O.D.Vista, CA 920841497161236
Common questions
What is Ken Lay, OD's NPI number?
Ken Lay, OD's National Provider Identifier (NPI) is 1255329215, issued on Oct 12, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Ken Lay, OD located?
The NPPES record lists a practice address at 640 Escondido Ave, Vista, CA, 92084. Phone: (760) 630-8200. Providers update this record themselves, so call before visiting.
How can I verify Ken Lay, OD's license?
NPPES lists California license number 10767T, 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. 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.