NPIMap

Organization Active NPI

Ophthalmology LTD

  • Ophthalmology Physician
  • Watertown, SD
National Provider Identifier
1124750294
Registry record updated Jun 11, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Ophthalmology PhysicianTaxonomy code 207W00000X
Legal business name
OPHTHALMOLOGY LTD
Practice address
705 14TH Ave NE
Watertown, SD 57201-6827
Phone
(605) 886-7722
Fax
(605) 886-7723
NPI assigned
Jun 28, 2022
Organization subpart
Yes
Parent organization
OPHTHALMOLOGY LTDAs reported in NPPES

NPPES NPI Registry

Updated by the provider on Jun 11, 2026

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

Authorized official

Name
Matthew Long
Title
Ceo
Phone
(605) 731-2620

Specialties & licenses 1

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

Addresses

Primary practice location

705 14TH Ave NE
Watertown, SD 57201-6827

Mailing address

6601 S Minnesota Ave Ste 200
Sioux Falls, SD 57108-2564
Phone (605) 336-6294

Other identifiers 1

IdentifierTypeStateIssuer
1010409MedicaidSD

Electronic endpoints 1

TypeEndpointUseAffiliation
CONNECT URL WWW.Ophthalmologyltd.com Direct Ophthalmology LTD

National Provider Directory

National Provider Directory
Part of
Byron T Hohm MD

Locations

102 N Freeman Ave
Luverne, MN 56156
Phone (507) 283-2345

105 W Main St
Pipestone, MN 56164
Phone (507) 825-5401

212 W Main St
Pipestone, MN 56164
Phone (507) 825-5444

705 14th Ave NE
Watertown, SD 57201
Phone (605) 886-7722

Ownership & related parties

Parent organization (reported in NPPES) 1

This organization reports itself as a subpart in NPPES; the parent’s legal name matches this organization in the same state.

Practitioners & affiliated clinicians

Practitioners 15

Individual providers connected to this organization through Medicare benefit reassignment, Care Compare group membership or National Provider Directory roles.

View all 15

NPI Registry JSON

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

{
    "created_epoch": "1656374400000",
    "enumeration_type": "NPI-2",
    "last_updated_epoch": "1781136000000",
    "number": "1124750294",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "6601 S MINNESOTA AVE STE 200",
            "city": "SIOUX FALLS",
            "state": "SD",
            "postal_code": "571082564",
            "telephone_number": "605-336-6294",
            "fax_number": "605-336-0266"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "705 14TH AVE NE",
            "city": "WATERTOWN",
            "state": "SD",
            "postal_code": "572016827",
            "telephone_number": "605-886-7722",
            "fax_number": "605-886-7723"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "organization_name": "OPHTHALMOLOGY LTD",
        "organizational_subpart": "YES",
        "parent_organization_legal_business_name": "OPHTHALMOLOGY LTD",
        "enumeration_date": "2022-06-28",
        "last_updated": "2026-06-11",
        "certification_date": "2026-06-11",
        "status": "A",
        "authorized_official_last_name": "LONG",
        "authorized_official_first_name": "MATTHEW",
        "authorized_official_title_or_position": "CEO",
        "authorized_official_telephone_number": "605-731-2620"
    },
    "taxonomies": [
        {
            "code": "207W00000X",
            "taxonomy_group": "193400000X SINGLE SPECIALTY  GROUP",
            "desc": "Ophthalmology",
            "state": null,
            "license": null,
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "1010409",
            "state": "SD"
        }
    ],
    "endpoints": [
        {
            "endpointType": "CONNECT",
            "endpointTypeDescription": "CONNECT URL",
            "endpoint": "WWW.Ophthalmologyltd.com",
            "affiliation": "Y",
            "endpointDescription": "Website",
            "affiliationName": "Ophthalmology LTD",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "6601 S Minnesota Ave",
            "address_2": "Suite 200",
            "city": "Sioux Falls",
            "state": "SD",
            "country_code": "US",
            "postal_code": "571082564",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

Other providers in Watertown, SD

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jun 11, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
  • National Provider Directory (CMS): practice roles, locations, licenses, networks and endpoints.

Verify at the official NPI Registry.