1. Home
  2. Directory
  3. North Carolina
  4. Hickory
  5. Ophthalmology
  6. NPI Profile

GRAYSTONE OPHTHALMOLOGY ASSOCIATES, P.A.
NPI 1598700114
Ophthalmology in Hickory, NC

Active since June 18, 2006
2424 CENTURY PL SE, HICKORY, NC 28602(828) 322-2050(828) 345-0522 Get Directions Write a Review

NPPES record last updated: March 10, 2026. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Mar 10, 2026, Jul 20, 2023, Apr 6, 2022 and 2 more (5 updates tracked since 2017).

About Graystone Ophthalmology Associates, P.a. NPPES

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

GRAYSTONE OPHTHALMOLOGY ASSOCIATES, P.A. (NPI 1598700114), doing business as Graystone Eye, is a healthcare organization registered as an ophthalmology in Hickory, North Carolina and active in the NPI registry since June 2006. The organization maintains 8 additional practice locations and lists Sherry B Calhoun, Credentialing/contracting/business, as its authorized official.

NPPES Registry Identity

NPI1598700114
Entity TypeOrganization
Primary Taxonomy207W00000X
Legal Business NameGRAYSTONE OPHTHALMOLOGY ASSOCIATES, P.A.
Location Address2424 CENTURY PL SEHickory, NC 28602-4031
Mailing AddressPo Box 3445Hickory, NC 28603-3445 · (828) 322-2050 · Fax (828) 345-0522
Phone(828) 322-2050
Fax(828) 345-0522
Organization SubpartNo
Authorized OfficialSherry B CalhounCredentialing/contracting/business · (828) 322-2050
Enumeration DateJune 18, 2006
Last NPPES UpdateMarch 10, 20265 updates tracked since enumeration
NPPES CertifiedMarch 10, 2026
✔ NPI 1598700114 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.
2424 CENTURY PL SE, Hickory, NC 28602
Open in Google Maps ↗

Other Names 1

Doing Business AsGraystone Eye

Secondary Practice Locations 8

Location 12640 Highway 105 Ste 102Boone, NC 28607-7828 · Phone (828) 322-2050 · Fax (828) 345-0522
Location 248 Boone TrlNorth Wilkesboro, NC 28659-3515 · Phone (866) 626-2020 · Fax (828) 345-0522
Location 32311 E Main StLincolnton, NC 28092-4103 · Phone (828) 322-2050 · Fax (828) 345-0522
Location 42060 Hickory Blvd SWLenoir, NC 28645-6406 · Phone (828) 322-2050 · Fax (828) 345-0522
Location 52415 Century Pl SE Ste BHickory, NC 28602-4031 · Phone (828) 322-2050 ext. 6843 · Fax (828) 345-0522
Location 6300 Enola RdMorganton, NC 28655-4608 · Phone (828) 433-2731
Location 7200 Hospital AveJefferson, NC 28640-9244 · Phone (336) 846-7101
Location 8810 Fairgrove Church RdHickory, NC 28602-9617 · Phone (828) 326-3000

Other Identifiers 5

Other4496151NC · Aetna
Other1774NC · Bcbs
OtherA02944NC · Eyemed
OtherNC36626NC · Wellcare
Medicaid8901774NC

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 Ambetter from Absolute Total Care, Ambetter Health, Ambetter of North Carolina 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)

Graystone Ophthalmology Associates, P.a. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

19

Medicare enrollment records show 19 clinicians reassign Medicare billing to Graystone Ophthalmology Associates, P.A., which bills Medicare for the services they deliver. Of these, 17 practice at this address. They are listed nearest first.

Clinicians by Medicare Specialty 2

Ophthalmology14
Optometry5

Clinicians, nearest first (19)

Brian Adair, M.D.
Ophthalmology
NPI 1720057995
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Enrique Calderon, M.D.
Ophthalmology
NPI 1174857429
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Richard Chang, M.D.
Ophthalmology
NPI 1174587695
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Heather Day, OD
Optometry
NPI 1134100779
2424 CENTURY PL SE
Hickory, NC 28602
(828) 332-2205
✔ PECOS✔ Accepts MedicareSame address
Roderick Hargrove, MD
Ophthalmology
NPI 1417914896
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
James Harris, M.D.
Ophthalmology
NPI 1760445787
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Evan Harrison, DO
Ophthalmology
NPI 1053051953
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Jacob Keener, OD
Optometry
NPI 1083595169
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Patrick Kelty, M.D.
Ophthalmology
NPI 1407932304
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Peter Lipscomb, M.D.
Ophthalmology
NPI 1437598273
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Jennifer Lira, M.D.
Ophthalmology
NPI 1720475973
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Ralph Oursler, M.D.
Ophthalmology
NPI 1689637613
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Joshua Paschall, M.D.
Ophthalmology
NPI 1013350917
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Kayli Standridge, OD
Optometry
NPI 1063393163
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Christopher Tanzie, M.D., PH.D.
Ophthalmology
NPI 1548603046
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Thomas Williams, M.D.
Ophthalmology
NPI 1750345443
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Ryan Wise, M.D.
Ophthalmology
NPI 1932542842
2424 CENTURY PL SE
Hickory, NC 28602
(828) 322-2050
✔ PECOS✔ Accepts MedicareSame address
Megan Swaringen, OD
Optometry
NPI 1801397765
48 BOONE TRL
North Wilkesboro, NC 28659
(888) 626-2020
✔ PECOS✔ Accepts Medicare30 mi
Molly Bute, OD
Optometry
NPI 1295410736
2640 HIGHWAY 105 STE 102
Boone, NC 28607
(888) 626-2020
✔ PECOS✔ Accepts Medicare40 mi

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 Graystone Ophthalmology Associates, P.A.'s NPI number?

The NPI number for Graystone Ophthalmology Associates, P.A. is 1598700114. It was assigned to this organization in the NPPES registry on June 18, 2006. The provider is doing business as Graystone Eye.

Where is Graystone Ophthalmology Associates, P.A. located?

Graystone Ophthalmology Associates, P.A. is located at 2424 Century Pl SE, Hickory, NC 28602. The listed phone number is (828) 322-2050.

What is Graystone Ophthalmology Associates, P.A.'s specialty?

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

Is Graystone Ophthalmology Associates, P.A. enrolled in Medicare?

Yes. Graystone Ophthalmology Associates, P.A. is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Graystone Ophthalmology Associates, P.A.?

According to the CMS Revalidation Reassignment List (October 2026 release), 19 clinicians in 2 Medicare specialties reassign their Medicare billing to Graystone Ophthalmology Associates, P.A.. 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 (14) and Optometry (5). Of these, 17 practice at this address. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Graystone Ophthalmology Associates, P.A. accept?

Health plans from Ambetter Health, Ambetter from Absolute Total Care, Ambetter of North Carolina, Ambetter of Tennessee and Blue Cross and Blue Shield of NC and 2 other insurers list Graystone Ophthalmology Associates, P.A. 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 Graystone Ophthalmology Associates, P.A. was last updated on March 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.