NPIMap

Organization Active NPI

Graystone Ophthalmology Associates, PA

Doing business as Graystone Retina Center

  • Ophthalmology Physician
  • Hickory, NC
National Provider Identifier
1992660740
Registry record updated Mar 10, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
Legal business name
GRAYSTONE OPHTHALMOLOGY ASSOCIATES, PA
Doing business as
Graystone Retina Center
Practice address
2415 Century PL SE Ste B
Hickory, NC 28602-4031
Phone
(828) 322-2050
Fax
(828) 322-2050
NPI assigned
Dec 23, 2025
Last updated
Mar 10, 2026By the provider in NPPES
Organization subpart
Yes
Parent organization
GRAYSTONE OPHTHALMOLOGY ASSOCIATES, PAAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Mar 10, 2026

Registry information is reported by the provider to CMS and is not verified. About this source

Authorized official

Name
Sherry B Calhoun
Title
Credentialing, Contracting and Busi
Phone
(828) 322-2050

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Ophthalmology PhysicianGroup: 193400000X SINGLE SPECIALTY GROUP 207W00000X Primary

Addresses

Primary practice location

2415 Century PL SE Ste B
Hickory, NC 28602-4031

Mailing address

PO Box 3445
Hickory, NC 28603-3445
Phone (828) 322-2050

Other names 1

  • Graystone Retina Center Doing business as

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in NC

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
O20050615000978 NC Part B Supplier - Clinic/Group Practice 6709820236 Receives reassigned benefits from 19 practitioners
7 other NPIs on this enrollment
Practice locations: Hickory, NC; Lenoir, NC; Lincolnton, NC; North Wilkesboro, NC; Boone, NC

Other NPIs with the same Medicare PAC ID 5

NPIs whose Medicare enrollments share a PECOS associate control ID (the same enrolled entity).

Other NPIs on the same Medicare enrollment 5

NPIs listed together on one Medicare enrollment, typically parts of the same organization.

Laboratory certificates & supplier records

Derived by NPIMap

These CMS records do not include an NPI. They are shown because their name and street address match this provider’s.

CLIA laboratory certificates

CLIA numberLaboratoryCertificateExpires
34D2345673Graystone Eye Retina Center2415 Century Place SE Ste B, Hickory, NC 28602Certificate of waiverJun 15, 2028

National Provider Directory

National Provider Directory
Tax ID family
Graystone Ophthalmology Associates PA7 organizations share this tax ID, including this one
Part of
Graystone Ophthalmology Associates PA

Other organizations with this tax ID 6

Organizations that report the same tax identification number in the National Provider Directory.

Locations

2640 Highway 105
Ste 102
Boone, NC 28607
Phone 8283222050 ext. 6843

3521 Graystone Pl SE
Conover, NC 28613
Phone (704) 322-4417

858 2nd St NE
Hickory, NC 28601
Phone (828) 327-6633

Practitioners & affiliated clinicians

Practitioners 20

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles, and the practitioner matching its NPPES authorized official.

View all 20

NPI Registry JSON

The complete NPPES record for this NPI in the NPI Registry API format.

{
    "created_epoch": "1766448000000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1773100800000",
    "number": "1992660740",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "PO BOX 3445",
            "city": "HICKORY",
            "state": "NC",
            "postal_code": "286033445",
            "telephone_number": "828-322-2050",
            "fax_number": "828-345-0522"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2415 CENTURY PL SE STE B",
            "city": "HICKORY",
            "state": "NC",
            "postal_code": "286024031",
            "telephone_number": "828-322-2050",
            "fax_number": "828-322-2050"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "GRAYSTONE OPHTHALMOLOGY ASSOCIATES, PA",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "GRAYSTONE OPHTHALMOLOGY ASSOCIATES, PA",
        "enumeration_date": "2025-12-23",
        "last_updated": "2026-03-10",
        "certification_date": "2026-03-10",
        "status": "A",
        "authorized_official_last_name": "CALHOUN",
        "authorized_official_first_name": "SHERRY",
        "authorized_official_middle_name": "B",
        "authorized_official_title_or_position": "CREDENTIALING, CONTRACTING AND BUSI",
        "authorized_official_telephone_number": "828-322-2050"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Ophthalmology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "organization_name": "Graystone Retina Center",
            "code": "3",
            "type": "Doing Business As"
        }
    ]
}

Other providers in Hickory, NC

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Mar 10, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments.
  • Medicare Care Compare (CMS): clinician profile, group practices, facility affiliations, MIPS scores and star ratings.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.