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DR. KHAN LAU O.D.
NPI 1730229345
Optometrist - Corneal and Contact Management in Ontario, CA

Active since February 06, 2007PECOS EnrolledAccepts Medicare Assignment
437 N EUCLID AVE, ONTARIO, CA 91762(909) 988-2555(909) 988-4447 Get Directions Write a Review

NPPES record last updated: September 2, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. Khan Lau O.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. KHAN LAU O.D. (NPI 1730229345) is an individual corneal and contact management provider in Ontario, California, licensed in California (OPT9603) and active in the NPI registry since February 2007. He is enrolled in Medicare PECOS and is a graduate of University Of Missouri St Louis - School Of Optometry (1990).

NPPES Registry Identity

NPI1730229345
Entity TypeIndividualMale
Primary Taxonomy152WC0802X
Provider Legal NameDR. KHAN LAUCredential: O.D.
Location Address437 N EUCLID AVEOntario, CA 91762-3456
Mailing Address437 N Euclid AveOntario, CA 91762-3456 · (909) 988-2555 · Fax (909) 988-4447
Phone(909) 988-2555
Fax(909) 988-4447
Sole ProprietorYes
Medical School CMSUniversity Of Missouri St Louis - School Of OptometryGraduated 1990
Enumeration DateFebruary 6, 2007
Last NPPES UpdateSeptember 2, 2025
NPPES CertifiedSeptember 2, 2025
✔ NPI 1730229345 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometrist · Corneal and Contact ManagementEye and Vision Services Providers
Taxonomy Code152WC0802X
Licenses✔ Licensed in CA · OPT9603✔ Licensed in HI · HI309
Definition
The professional activities performed by an Optometrist related to the fitting of contact lenses to an eye, ongoing evaluation of the cornea's ability to sustain successful contact lens wear, and treatment of any external eye or corneal condition which can affect contact lens wear.
437 N EUCLID AVE, Ontario, CA 91762
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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Khan Lau O.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID1658398102
PECOS Enrollment IDI20250917001412
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignment

Medicare enrollment records show Khan Lau reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Unicare Community Health Center, Inc.
Same address
Federally Qualified Health Center (FQHC)
437 N EUCLID AVE
Ontario, CA 91762
  • Reassigned Medicare billing, California enrollment
  • 119 clinicians in this Medicare group
NPI 1710309513 (909) 988-2555

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 91762 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$136.04 typical visit price
range $59.60 – $179.42
Typical copayment $34.01 (range $14.90 – $44.85)
Most-billed visit code 99204
Established Patient
$74.08 typical visit price
range $19.37 – $146.42
Typical copayment $18.52 (range $4.84 – $36.60)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

RACHEL NUGUID TARUC-CARLOS NURSE PRACTITIONER
Nurse Practitioner (Family)
437 N EUCLID AVE
ONTARIO, CA 91762
San Bernardino County (909) 988-2555
TDSM INC
Pharmacy (Community/Retail Pharmacy)
437 N EUCLID AVE, SUITE B
ONTARIO, CA 91762
San Bernardino County (909) 983-0999
HEATHER WONG PAC
Physician Assistant
437 N EUCLID AVE
ONTARIO, CA 91762
San Bernardino County (909) 988-2555
WILLIAM CRAIG PALEY D.O.
Family Medicine
437 N EUCLID AVE
ONTARIO, CA 91762
San Bernardino County (909) 988-2555
KRYSTAL BERMUDEZ UONG FNP-C
Nurse Practitioner (Family)
437 N EUCLID AVE
ONTARIO, CA 91762
San Bernardino County (909) 988-2555
MS. JENNIFER VILLALBA MSW, LCSW
Social Worker (Clinical)
437 N EUCLID AVE
ONTARIO, CA 91762
San Bernardino County (909) 378-5840
DR. VACHE CHAKMAKIAN M.D.
Family Medicine
437 N EUCLID AVE
ONTARIO, CA 91762
San Bernardino County (909) 988-2555
NAILA MUBASHAR M.D
Family Medicine
437 N EUCLID AVE
ONTARIO, CA 91762
San Bernardino County (909) 988-2555

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Khan Lau's NPI number?

The NPI number for Khan Lau is 1730229345. It was assigned to this individual provider in the NPPES registry on February 6, 2007.

Where is Khan Lau located?

Khan Lau practices at 437 N Euclid Ave, Ontario, CA 91762. The listed phone number is (909) 988-2555.

What is Khan Lau's specialty?

The primary specialty registered for this NPI is Optometrist, specializing in Corneal and Contact Management, with taxonomy code 152WC0802X.

Is Khan Lau enrolled in Medicare?

Yes. Khan Lau is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organization bills Medicare for Khan Lau's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Khan Lau reassigns Medicare benefits to Unicare Community Health Center, Inc. (Ontario, CA). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Khan Lau's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Khan Lau was last updated on September 2, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.