WESTLAKE EYE SPECIALISTS
NPI 1154432508
Ophthalmology in West Lake Hills, TX
About Westlake Eye Specialists NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WESTLAKE EYE SPECIALISTS (NPI 1154432508) is a healthcare organization registered as an ophthalmology in West Lake Hills, Texas and active in the NPI registry since August 2006. The organization holds a CLIA Waiver certificate valid through May 8, 2027 and lists Zarmeena Vendal, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses 2
Other Names 1
Other Identifiers 4
Group Practice 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Westlake Eye Specialists is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
8Medicare enrollment records show 8 clinicians reassign Medicare billing to Westlake Eye Specialists, which bills Medicare for the services they deliver. Of these, 3 practice at this address and 5 within 10 miles. They are listed nearest first.
Clinicians, nearest first (8)
West Lake Hills, TX 78746
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
CLIA Laboratory Certificates CMS CLIA
Laboratory certificates issued under the Clinical Laboratory Improvement Amendments (CLIA) program, which sets federal quality standards for human laboratory testing in the United States. There is no official CMS crosswalk between CLIA and NPI numbers; these certificates are associated with this NPI by matching facility names, locations and phone numbers in the CMS CLIA registry.
Certificate of Waiver 45D2058612
Knolle & Young, PA Dba Westlake Eye Specialists · Austin, TXFrequently 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 Knolle & Young Associates PA's NPI number?
The NPI number for Knolle & Young Associates PA is 1154432508. It was assigned to this organization in the NPPES registry on August 31, 2006. The provider is doing business as Westlake Eye Specialists.
Where is Knolle & Young Associates PA located?
Knolle & Young Associates PA is located at 5656 Bee Cave Rd Suite F 200, West Lake Hills, TX 78746. The listed phone number is (512) 472-4011.
What is Knolle & Young Associates PA's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Knolle & Young Associates PA enrolled in Medicare?
Yes. Knolle & Young Associates PA is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Knolle & Young Associates PA?
According to the CMS Revalidation Reassignment List (October 2026 release), 8 clinicians in 2 Medicare specialties reassign their Medicare billing to Knolle & Young Associates PA. A 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 the clinician's services. The largest specialties are Ophthalmology (5) and Optometry (3). Of these, 3 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Knolle & Young Associates PA hold a CLIA laboratory certificate?
Yes. A Certificate of Waiver (number 45D2058612) is associated with this NPI, valid through May 8, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.
What insurance does Knolle & Young Associates PA accept?
Health plans from Blue Cross and Blue Shield of Texas, Harbor Health and Sendero Health Plans, Local Nonprofit list Knolle & Young Associates PA as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Knolle & Young Associates PA was last updated on February 9, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.
# Westlake Eye Specialists · NPI 1154432508
Ophthalmology organization in West Lake Hills, Texas. Organization record, active in the CMS NPPES registry since August 31, 2006.
## Identity
- **NPI:** 1154432508 (Entity type: Organization)
- **Enumerated:** August 31, 2006
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **Legal business name:** Knolle & Young Associates Pa
- **Organization subpart:** No
- **Authorized official:** Zarmeena Vendal, PRESIDENT
## Practice location
- **Address:** 5656 BEE CAVE RD, SUITE F 200, West Lake Hills, TX 78746-5280
- **Phone:** (512) 472-4011 · **Fax:** (512) 472-5057
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 8 clinicians in 2 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Ophthalmology (5), Optometry (3); 3 practice at this address and 5 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 9, 2022
- **Other identifiers:** Other 1154432508 (TX); Other 1770534737 (TX); Other 1083814511 (TX); and 1 more
- **CLIA laboratory certificates:** 1 on file
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Source: [NPI Profile](https://npiprofile.com/npi/1154432508) · Data from the CMS NPPES public registry.