Ethan M Trammel, APRN

Primary specialty

Nurse PractitionerTaxonomy code 363L00000X

License

53-84380 Issued in KS

Practice address

1500 SW 10TH Ave
Topeka, KS 66604-1301

Phone

(785) 354-6000

NPI assigned

Oct 13, 2025

Last updated

Aug 31, 2026By the provider in NPPES

Sex

Male

Sole proprietor

No

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

Specialties & licenses 1

Addresses

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

Specialty

Nurse Practitioner

Education

Other, 2024

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)

Hospital & facility affiliations

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

Medicare enrollment (NPD)

Enrolled

State licenses

Practice roles

Locations

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.

• Cotton-O'Neil Clinic Revocable Trust

  dba Cotton O'Neil

  • Internal Medicine Physician
  • Topeka, KS
  • NPI 1811944457
  Medicare reassignment Care Compare group NPD
• Cotton-O'Neil Clinic Revocable Trust

  dba Stormont Vail Health DME

  • Durable Medical Equipment & Medical Supplies
  • Topeka, KS
  • NPI 1700076015
  NPD

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

• Stormont-Vail Healthcare Inc

  dba Stormont Vail Hospital

  • General Acute Care Hospital
  • Topeka, KS
  • NPI 1194782409
  Care Compare affiliation

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

{
    "created_epoch": "1760313600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1788134400000",
    "number": "1902772569",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1500 SW 10TH AVE",
            "city": "TOPEKA",
            "state": "KS",
            "postal_code": "666041301",
            "telephone_number": "785-354-6000"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1500 SW 10TH AVE",
            "city": "TOPEKA",
            "state": "KS",
            "postal_code": "666041301",
            "telephone_number": "785-354-6000"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "TRAMMEL",
        "first_name": "ETHAN",
        "middle_name": "M",
        "credential": "APRN",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2025-10-13",
        "last_updated": "2026-08-31",
        "certification_date": "2026-08-31",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "KS",
            "license": "53-84380",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Bonnie Totten, ARNP
• Tourtillott Consulting Inc. (Hearing Doctors of Kansas)
• Justin A Tourtillott, AU.D.
• Dolci Pavanne Towle, PHARMD
• Debbie A Trahoon, LBSW
• Thuy-Van Tran, APRN
• Gena Renee Trask, RN
• Janette Travis, PT
• Kelly A Trawick
• Leslie A Traylor

• Nurse Practitioner in Topeka, KS
• Providers in Topeka, KS by specialty
• Nurse Practitioner in Kansas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Aug 31, 2026; self-reported and not verified by CMS. Specialty names from the NUCC taxonomy.
• Medicare enrollment (CMS PECOS): enrollments, PAC IDs and benefit reassignments; Order and Referring.
• 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.