PRESSON EYE CARE, PLLC
NPI 1649443409
Optometrist in Knoxville, TN
About Presson Eye Care, Pllc NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
PRESSON EYE CARE, PLLC (NPI 1649443409), doing business as Karns Vision Center, is a healthcare organization registered as an optometrist in Knoxville, Tennessee and active in the NPI registry since April 2008. The organization lists Alan Shane Presson, Optometrist, as its authorized official.
NPPES Registry Identity
Specialties & Licenses
Other Names 1
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)
Presson Eye Care, Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Clinicians Billing Medicare Through This Organization
4Medicare enrollment records show 4 clinicians reassign Medicare billing to Presson Eye Care, PLLC, which bills Medicare for the services they deliver. Of these, 2 practice at this address and 4 within 10 miles. They are listed nearest first.
Clinicians, nearest first (4)
Source: 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 3
Medicare supplier enrollment and the product categories Karns Vision Center carries, from the Medicare DMEPOS supplier directory.
Karns Vision Center
DMEPOS supplier · Knoxville, TNOperated by Presson Eye Care, PLLCAccepts Medicare assignment
Karns Vision Center 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 Presson Eye Care, PLLC's NPI number?
The NPI number for Presson Eye Care, PLLC is 1649443409. It was assigned to this organization in the NPPES registry on April 11, 2008. The provider is doing business as Karns Vision Center.
Where is Presson Eye Care, PLLC located?
Presson Eye Care, PLLC is located at 7686 Oak Ridge Hwy, Knoxville, TN 37931. The listed phone number is (865) 247-7715.
What is Presson Eye Care, PLLC's specialty?
The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.
Is Presson Eye Care, PLLC enrolled in Medicare?
Yes. Presson Eye Care, PLLC is registered in the Medicare PECOS enrollment system.
How many clinicians bill Medicare through Presson Eye Care, PLLC?
According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians, all in Optometry, reassign their Medicare billing to Presson Eye Care, PLLC. 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. Of these, 2 practice at this address and 4 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Does Presson Eye Care, PLLC accept Medicare assignment for medical equipment?
Yes. As a Medicare medical equipment supplier, Karns Vision Center accepts Medicare assignment: the supplier accepts the Medicare-approved amount as payment in full for covered equipment and supplies.
What insurance does Presson Eye Care, PLLC accept?
Health plans from Anthem Blue Cross and Blue Shield, Blue Cross Blue Shield of Wyoming, Blue Cross and Blue Shield of Louisiana, Blue Cross and Blue Shield of Montana and Blue Cross and Blue Shield of Oklahoma and 3 other insurers list Presson Eye Care, PLLC 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 Presson Eye Care, PLLC was last updated on September 9, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.
# Presson Eye Care, Pllc · NPI 1649443409
Optometrist organization in Knoxville, Tennessee. Organization record, active in the CMS NPPES registry since April 11, 2008.
## Identity
- **NPI:** 1649443409 (Entity type: Organization)
- **Enumerated:** April 11, 2008
- **Primary specialty:** Optometrist · taxonomy 152W00000X
- **Also known as:** Karns Vision Center (Doing Business As)
- **Organization subpart:** No
- **Authorized official:** Alan Presson, OPTOMETRIST
## Practice location
- **Address:** 7686 OAK RIDGE HWY, Knoxville, TN 37931-3335
- **Phone:** (865) 247-7715 · **Fax:** (865) 247-7716
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Clinicians billing through this organization:** 4 clinicians (Optometry) reassign Medicare billing to this organization (form CMS-855R); 2 practice at this address and 4 within 10 miles · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** September 9, 2025
- **Other identifiers:** Medicaid 1504810 (TN)
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Source: [NPI Profile](https://npiprofile.com/npi/1649443409) · Data from the CMS NPPES public registry.