JOHNNY W WILLIAMS MD
NPI 1992759641
Ophthalmology in Mayfield, KY
About Johnny W Williams Md NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHNNY W WILLIAMS MD (NPI 1992759641) is an individual ophthalmology provider in Mayfield, Kentucky, licensed in Kentucky (27423) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Louisville School Of Medicine (1989).
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 2
Accepted Insurance
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
Johnny W Williams Md 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.
Medicare Billing Reassignment
Medicare enrollment records show Johnny Williams reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Mayfield, KY 42066
- Reassigned Medicare billing, Kentucky enrollment
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims 12
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Physician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 42066 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
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 Johnny Williams's NPI number?
The NPI number for Johnny Williams is 1992759641. It was assigned to this individual provider in the NPPES registry on May 19, 2006.
Where is Johnny Williams located?
Johnny Williams practices at 214 N 9th Street, Mayfield, KY 42066. The listed phone number is (270) 356-1138.
What is Johnny Williams's specialty?
The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.
Is Johnny Williams enrolled in Medicare?
Yes. Johnny Williams 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 Johnny Williams's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Johnny Williams reassigns Medicare benefits to Williams Family Eye Care Inc (Mayfield, KY). 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 Johnny Williams's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Johnny Williams accept?
Health plans from Anthem Blue Cross and Blue Shield list Johnny Williams 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 Johnny Williams was last updated on July 31, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 14 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.