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WEST COUNTY OPHTHALMOLOGY, INC
NPI 1053448779
Ophthalmology in Chesterfield, MO

Active since February 28, 2007CLIA 26D2065599 · Waiver
222 S WOODS MILL RD, SUITE 660N, CHESTERFIELD, MO 63017(314) 878-9902(314) 878-5112 Get Directions Write a Review

NPPES record last updated: August 22, 2020. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About West County Ophthalmology, Inc NPPES

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

WEST COUNTY OPHTHALMOLOGY, INC (NPI 1053448779) is a healthcare organization registered as an ophthalmology in Chesterfield, Missouri and active in the NPI registry since February 2007. The organization holds a CLIA Waiver certificate valid through September 10, 2027 and lists Ronald C Bilchik, President, as its authorized official.

NPPES Registry Identity

NPI1053448779
Entity TypeOrganization
Primary Taxonomy207W00000X
Legal Business NameWEST COUNTY OPHTHALMOLOGY, INC
Location Address222 S WOODS MILL RD, SUITE 660NChesterfield, MO 63017-3625
Mailing Address222 S Woods Mill Rd, Suite 660nChesterfield, MO 63017-3625 · (314) 878-9902 · Fax (314) 878-5112
Phone(314) 878-9902
Fax(314) 878-5112
Organization SubpartNo
Authorized OfficialRonald C BilchikPresident · (314) 878-9902
Enumeration DateFebruary 28, 2007
Last NPPES UpdateAugust 22, 2020
✔ NPI 1053448779 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians
Taxonomy Code207W00000X
Definition
An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.
222 S WOODS MILL RD, Chesterfield, MO 63017
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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.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)

West County Ophthalmology, Inc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

6

Medicare enrollment records show 6 clinicians reassign Medicare billing to West County Ophthalmology, Inc, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 6 within 10 miles. They are listed nearest first.

Clinicians, nearest first (6)

Whitney Brothers, M.D.
Ophthalmology
NPI 1760680391
222 S. WOODS MILL ROAD SUITE 660N
Chesterfield, MO 63017
(314) 878-9902
✔ PECOS✔ Accepts MedicareSame address
Farheen N Kazi Raja, M.D.
Ophthalmology
NPI 1619175247
222 S WOODS MILL RD STE 660
Chesterfield, MO 63017
(314) 878-9902
✔ PECOS✔ Accepts MedicareSame address
Stephen Slocum, M.D.
Ophthalmology
NPI 1669418109
222 S WOODS MILL RD SUITE 660N
Chesterfield, MO 63017
(314) 878-9902
✔ PECOS✔ Accepts Medicare0.6 mi
Scott Sagett, M.D.
Ophthalmology
NPI 1609811967
222 S WOODS MILL RD SUITE 660N
Chesterfield, MO 63017
(314) 878-9902
✔ PECOS✔ Accepts Medicare0.6 mi
Steven Shields, M.D.
Ophthalmology
NPI 1548296452
222 S WOODS MILL RD SUITE 660N
Chesterfield, MO 63017
(314) 878-9902
✔ PECOS✔ Accepts Medicare0.6 mi
Amanda Parisi, OD
Optometry
NPI 1699451286
3821 VETERANS MEMORIAL PKWY
Saint Peters, MO 63376
(636) 928-1111
✔ PECOS✔ Accepts Medicare9.5 mi

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 26D2065599

West County Ophthalmology · Chesterfield, MO
Active · expires Sep 10, 2027
CLIA Number26D2065599
Laboratory TypePhysician Office
Certificate Effective DateSeptember 11, 2025
Certificate Expiration DateSeptember 10, 2027
Laboratory DirectorSteven M. Shields
Laboratory Phone(314) 878-9902
Laboratory LocationWest County Ophthalmology222 South Woods Mill Road, Suite 660N, Chesterfield, MO 63017
CLIA data matches this NPI record on: Address Name Phone
This certificate is issued to a laboratory to perform only waived tests.

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 West County Ophthalmology, Inc's NPI number?

The NPI number for West County Ophthalmology, Inc is 1053448779. It was assigned to this organization in the NPPES registry on February 28, 2007.

Where is West County Ophthalmology, Inc located?

West County Ophthalmology, Inc is located at 222 S Woods Mill Rd Suite 660N, Chesterfield, MO 63017. The listed phone number is (314) 878-9902.

What is West County Ophthalmology, Inc's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is West County Ophthalmology, Inc enrolled in Medicare?

Yes. West County Ophthalmology, Inc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through West County Ophthalmology, Inc?

According to the CMS Revalidation Reassignment List (October 2026 release), 6 clinicians in 2 Medicare specialties reassign their Medicare billing to West County Ophthalmology, Inc. 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 (1). Of these, 2 practice at this address and 6 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Does West County Ophthalmology, Inc hold a CLIA laboratory certificate?

Yes. A Certificate of Waiver (number 26D2065599) is associated with this NPI, valid through September 10, 2027. CLIA certificates authorize laboratory testing under the federal Clinical Laboratory Improvement Amendments program.

What insurance does West County Ophthalmology, Inc accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and BlueCross BlueShield of Tennessee and 2 other insurers list West County Ophthalmology, Inc 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 West County Ophthalmology, Inc was last updated on August 22, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 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.