Individual provider Active NPI

Tia Dawn Derritt-Withers, PA-C

  • Physician Assistant
  • Topeka, KS
National Provider Identifier
1992441034
Registry record updated Jun 2, 2026
On this page

Key facts

NPPES NPI Registry
Primary specialty
Physician AssistantTaxonomy code 363A00000X
License
15-02637 Issued in KS
Practice address
823 SW Mulvane St
Topeka, KS 66606-1764
Phone
(785) 580-0369
Fax
(785) 354-0519
NPI assigned
May 11, 2022
Sex
Female
Sole proprietor
No

NPPES NPI Registry

Updated by the provider on Jun 2, 2026

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

Specialties & licenses 1

Specialty (taxonomy)CodeLicenseStatePrimary
Physician Assistant 363A00000X 15-02637 KS Primary

Addresses

Primary practice location

823 SW Mulvane St
Topeka, KS 66606-1764

Mailing address

823 SW Mulvane St
Topeka, KS 66606-1764
Phone (785) 580-0369

Other practice location 1

1500 SW 10th Ave
Topeka, KS 66604-1301
Phone (785) 354-6000

Other names 1

  • Tia Withers Former name

Medicare participation

Medicare enrollment files
Medicare fee-for-service enrollment
Enrolled in KS
Eligible to order & refer
  • Part B services: Yes
  • Medical equipment: Yes
  • Home health: Yes
  • Power mobility devices: Yes
  • Hospice: No
Green means eligible to order or refer.

Enrollment records 1

Enrollment IDStateProvider typePAC IDDetails
I20220805002956 KS Practitioner - Physician Assistant 7719369818 Reassigns benefits to 1 organization

Care Compare profile

Medicare Care Compare
Specialty
Physician Assistant
Education
Other, 2022
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Cotton-O'Neil Clinic Revocable TrustGroup PAC ID 5496659195, 659 clinicians

Practice addresses (Care Compare)

1500 SW 10H Ave
Topeka, KS 66604-1301
Phone (785) 354-6000

2909 SE Walnut Dr
Topeka, KS 66605-2189
Phone (785) 267-0744

4505 NW Fielding Rd
Topeka, KS 66618-2651
Phone (785) 354-9591

901 SW Garfield Ave
Topeka, KS 66606-1670
Phone (785) 354-9591

Hospital & facility affiliations

  • Stormont Vail Hospital Hospital, Topeka, KS, CCN 170086

National Provider Directory

National Provider Directory
Medicare enrollment (NPD)
Enrolled

State licenses

LicenseStateTypeSpecialty
15-02637KSMDPhysician Assistant

Practice roles

OrganizationSpecialtyStatusNew patients
Cotton-O'Neil Clinic Revocable Trust CurrentSince Aug 3, 2022 Accepting new patients
Cotton-O'Neil Clinic Revocable Trust CurrentSince Aug 3, 2022 Accepting new patients

Locations

823 SW Mulvane St
Ste 330
Topeka, KS 66606

1500 SW 10th Ave
Topeka, KS 66604
Phone (785) 354-5242

823 SW Mulvane St
Topeka, KS 66606

901 SW Garfield Ave
Topeka, KS 66606

Interoperability endpoints

  • Direct secure messaging: twithers118532@stormontvaildirect.org

Organizations & group practices 2

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

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

NPI Registry JSON

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

{
    "created_epoch": "1652227200000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1780358400000",
    "number": "1992441034",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "823 SW MULVANE ST",
            "city": "TOPEKA",
            "state": "KS",
            "postal_code": "666061764",
            "telephone_number": "785-580-0369",
            "fax_number": "785-354-0519"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "823 SW MULVANE ST",
            "city": "TOPEKA",
            "state": "KS",
            "postal_code": "666061764",
            "telephone_number": "785-580-0369",
            "fax_number": "785-354-0519"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1500 SW 10th Ave",
            "address_purpose": "LOCATION",
            "city": "Topeka",
            "state": "KS",
            "postal_code": "666041301",
            "country_code": "US",
            "telephone_number": "785-354-6000",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "DERRITT-WITHERS",
        "first_name": "TIA",
        "middle_name": "DAWN",
        "credential": "PA-C",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2022-05-11",
        "last_updated": "2026-06-02",
        "certification_date": "2026-06-02",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363A00000X",
            "taxonomy_group": "",
            "desc": "Physician Assistant",
            "state": "KS",
            "license": "15-02637",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": [
        {
            "first_name": "TIA",
            "last_name": "WITHERS",
            "code": "1",
            "type": "Former Name"
        }
    ]
}

Other providers in Topeka, KS

Sources for this page

Verify at the official NPI Registry.