Individual provider Active NPI

Darin L Nitschke, O.D.

  • Optometrist
  • Topeka, KS
National Provider Identifier
1225106271
Registry record updated Jul 1, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
OptometristTaxonomy code 152W00000X
License
1407 Issued in KS
Practice address
2200 SW Gage Blvd
Topeka, KS 66622-9206
Phone
(785) 350-3111
NPI assigned
Nov 30, 2006
Last updated
Jul 1, 2026By the provider in NPPES
Sex
Male
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jul 1, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Optometrist 152W00000X 1407 KS Primary

Addresses

Primary practice location

2200 SW Gage Blvd
Topeka, KS 66622-9206

Mailing address

5834 SW 28TH St
Topeka, KS 66614-2419
Phone (903) 941-1882

Other identifiers 5

IdentifierTypeStateIssuer
100219940DMedicaidKS
100219940CMedicaidKS
322231OtherKSFIRST GUARD
20417050OtherKSBCBS OF KANSAS CITY
701951OtherKSBCBS OF KS

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Not listed in the public Medicare enrollment file

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
1409KSMDHearing Instrument Specialist

Practice roles

OrganizationSpecialtyStatusNew patients
Ridgeview Eye Care LLC Optometrist PastSince Jun 1, 2022 Accepting new patients

Organizations & group practices 1

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships, National Provider Directory roles and organizations whose NPPES authorized official is this provider.

NPI Registry JSON

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

{
    "created_epoch": "1164844800000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1782864000000",
    "number": "1225106271",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "5834 SW 28TH ST",
            "city": "TOPEKA",
            "state": "KS",
            "postal_code": "666142419",
            "telephone_number": "903-941-1882"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2200 SW GAGE BLVD",
            "city": "TOPEKA",
            "state": "KS",
            "postal_code": "666229206",
            "telephone_number": "785-350-3111"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "NITSCHKE",
        "first_name": "DARIN",
        "middle_name": "L",
        "credential": "O.D.",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2006-11-30",
        "last_updated": "2026-07-01",
        "certification_date": "2026-07-01",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "152W00000X",
            "taxonomy_group": "",
            "desc": "Optometrist",
            "state": "KS",
            "license": "1407",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100219940D",
            "state": "KS"
        },
        {
            "code": "05",
            "desc": "MEDICAID",
            "issuer": null,
            "identifier": "100219940C",
            "state": "KS"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "FIRST GUARD",
            "identifier": "322231",
            "state": "KS"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS OF KANSAS CITY",
            "identifier": "20417050",
            "state": "KS"
        },
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "BCBS OF KS",
            "identifier": "701951",
            "state": "KS"
        }
    ],
    "endpoints": [],
    "other_names": []
}

Other providers in Topeka, KS

Sources for this page

  • NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jul 1, 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.