WILLIAMS EYE INSTITUTE, PC
NPI 1528778131
Ophthalmology in Crown Point, IN
About Williams Eye Institute, Pc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
WILLIAMS EYE INSTITUTE, PC (NPI 1528778131) is a healthcare organization registered as an ophthalmology in Crown Point, Indiana and active in the NPI registry since December 2022. The organization lists Douglas P Williams Md, President, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
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)
Williams Eye Institute, Pc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
11Medicare enrollment records show 11 clinicians reassign Medicare billing to Williams Eye Institute, PC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 5 within 10 miles. They are listed nearest first.
Clinicians by Medicare Specialty 4
Clinicians, nearest first (11)
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
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 Williams Eye Institute, PC's NPI number?
The NPI number for Williams Eye Institute, PC is 1528778131. It was assigned to this organization in the NPPES registry on December 5, 2022.
Where is Williams Eye Institute, PC located?
Williams Eye Institute, PC is located at 9797 Massachusetts St, Crown Point, IN 46307. The listed phone number is (219) 736-2200.
What is Williams Eye Institute, PC's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Williams Eye Institute, PC enrolled in Medicare?
Yes. Williams Eye Institute, PC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Williams Eye Institute, PC?
According to the CMS Revalidation Reassignment List (October 2026 release), 11 clinicians in 4 Medicare specialties reassign their Medicare billing to Williams Eye Institute, PC. 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), Anesthesiology (2) and Certified Registered Nurse Anesthetist (CRNA) (2). Of these, 2 practice at this address and 5 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
What insurance does Williams Eye Institute, PC accept?
Health plans from Anthem Blue Cross and Blue Shield list Williams Eye Institute, PC 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 Williams Eye Institute, PC was last updated on October 9, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.
# Williams Eye Institute, Pc · NPI 1528778131
Ophthalmology organization in Crown Point, Indiana. Organization record, active in the CMS NPPES registry since December 5, 2022.
## Identity
- **NPI:** 1528778131 (Entity type: Organization)
- **Enumerated:** December 5, 2022
- **Primary specialty:** Ophthalmology · taxonomy 207W00000X
- **Organization subpart:** No
- **Authorized official:** Douglas Williams Md, PRESIDENT
## Practice location
- **Address:** 9797 MASSACHUSETTS ST, Crown Point, IN 46307-0278
- **Phone:** (219) 736-2200 · **Fax:** (219) 736-2222
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 11 clinicians in 4 Medicare specialties reassign Medicare billing to this organization (form CMS-855R); largest: Ophthalmology (5), Anesthesiology (2), Certified Registered Nurse Anesthetist (CRNA) (2); 2 practice at this address and 5 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** October 9, 2024
- **Other identifiers:** Medicaid 200228550B (IN)
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Source: [NPI Profile](https://npiprofile.com/npi/1528778131) · Data from the CMS NPPES public registry.