WHEATON EYE CLINIC LTD
NPI 1801883004
Ophthalmology in Wheaton, IL
About Wheaton Eye Clinic Ltd NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WHEATON EYE CLINIC LTD (NPI 1801883004), doing business as Wheaton Eye Clinic, is a healthcare organization registered as an ophthalmology in Wheaton, Illinois and active in the NPI registry since October 2005. The organization maintains 6 additional practice locations and lists Esmeralda Castillo, Credentialing Specialist, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
Secondary Practice Locations 6
Other Identifiers 4
Group Practice 1
Medicare Participation & PECOS CMS
Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Wheaton Eye Clinic Ltd is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Revalidation Due Date
Revalidation due by March 31, 2027
Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.
Clinicians Billing Medicare Through This Organization
46Medicare enrollment records show 46 clinicians reassign Medicare billing to Wheaton Eye Clinic Ltd, which bills Medicare for the services they deliver. Of these, 45 practice at this address. Listed here are the 20 practicing nearest to this location.
Clinicians by Medicare Specialty 3
Nearest to this location (20)
See all 46Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Medical Equipment Supplier Medicare DMEPOS 2
Medicare supplier enrollment and the product categories Wheaton Eye Clinic Ltd carries, from the Medicare DMEPOS supplier directory.
Wheaton Eye Clinic Ltd
DMEPOS supplier · Wheaton, ILAccepts Medicare assignment
Wheaton Eye Clinic Ltd agrees to accept the Medicare-approved amount as full payment for covered equipment and supplies. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Product Categories
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 Wheaton Eye Clinic Ltd's NPI number?
The NPI number for Wheaton Eye Clinic Ltd is 1801883004. It was assigned to this organization in the NPPES registry on October 3, 2005. The provider is doing business as Wheaton Eye Clinic.
Where is Wheaton Eye Clinic Ltd located?
Wheaton Eye Clinic Ltd is located at 2015 N Main St, Wheaton, IL 60187. The listed phone number is (630) 668-8250.
What is Wheaton Eye Clinic Ltd's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Wheaton Eye Clinic Ltd enrolled in Medicare?
Yes. Wheaton Eye Clinic Ltd is registered in the Medicare PECOS enrollment system.
When is Wheaton Eye Clinic Ltd's Medicare revalidation due?
According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (Illinois, Clinic/Group Practice) is due for revalidation by March 31, 2027. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.
How many clinicians bill Medicare through Wheaton Eye Clinic Ltd?
According to the CMS Revalidation Reassignment List (October 2026 release), 46 clinicians in 3 Medicare specialties reassign their Medicare billing to Wheaton Eye Clinic Ltd. 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 (38), Optometry (7) and Pediatric Medicine (1). Of these, 45 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Wheaton Eye Clinic Ltd accept Medicare assignment for medical equipment?
Yes. As a Medicare medical equipment supplier, Wheaton Eye Clinic Ltd accepts Medicare assignment: the supplier accepts the Medicare-approved amount as payment in full for covered equipment and supplies.
When was this NPI record last updated?
The NPPES record for Wheaton Eye Clinic Ltd was last updated on February 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 8 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.
# Wheaton Eye Clinic Ltd · NPI 1801883004
Ophthalmology organization in Wheaton, Illinois. Organization record, active in the CMS NPPES registry since October 3, 2005.
## Identity
- **NPI:** 1801883004 (Entity type: Organization)
- **Enumerated:** October 3, 2005
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **Also known as:** Wheaton Eye Clinic (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Esmeralda Castillo, CREDENTIALING SPECIALIST
## Practice location
- **Address:** 2015 N MAIN ST, Wheaton, IL 60187-3190
- **Phone:** (630) 668-8250 · **Fax:** (630) 668-8916
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Medicare revalidation due:** March 31, 2027 (Non-DME Part B, Illinois, Clinic/Group Practice) · CMS Revalidation Due Date List, October 2026 release
- **Clinicians billing through this organization:** 46 clinicians in 3 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Ophthalmology (38), Optometry (7), Pediatric Medicine (1); 45 practice at this address; [full list](https://npiprofile.com/npi/1801883004/clinicians) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** February 2, 2026
- **Other identifiers:** Other 02215844 (IL); Other CB4564 (IL); Other 8254738 (IL); and 1 more
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Source: [NPI Profile](https://npiprofile.com/npi/1801883004) · Data from the CMS NPPES public registry.