Ryan M Vonderhorst, MD

Primary specialty

Family Medicine PhysicianTaxonomy code 207Q00000X

License

04-39474 Issued in KS

Practice address

1325 Research Park Dr
Manhattan, KS 66502-5000

Phone

(785) 537-2651

Fax

(785) 270-4347

NPI assigned

Jun 19, 2015

Last updated

Oct 6, 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: Yes

Green means eligible to order or refer.

Enrollment records 1

Specialty

Family Practice

Education

University of Kansas School of Med (KC/Wich/Sal), 2015

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Telehealth

Offers telehealth services

Group practices

Cotton-O'Neil Clinic Revocable TrustGroup PAC ID 5496659195, 659 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Meadowlark Hills Home Health Home health agency, Manhattan, KS, CCN 177289
• Stormont Vail Health Flint Hills, LLC Hospital, Junction City, KS, CCN 170074
• Ascension Via Christi Hospital Manhattan, Inc Hospital, Manhattan, KS, CCN 170142

Procedures performed for Medicare patients

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: rvonderhorst117642@stormontvaildirect.org

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

  Family Medicine

  Medicare reassignment Care Compare group NPD
• Stormont Vail Health Flint Hills LLC

  dba Stormont Vail Health Flint Hills

  • Emergency Medicine Physician
  • Junction City, KS
  • NPI 1447968128
  Medicare reassignment NPD
• Cotton-O'Neil Clinic Revocable Trust

  dba Stormont Vail Health DME

  • Durable Medical Equipment & Medical Supplies
  • Topeka, KS
  • NPI 1700076015
  NPD
• Stormont Vail Health Flint Hills LLC

  dba Stormont Vail Health Flint Hills Lab

  • Clinical Medical Laboratory
  • Junction City, KS
  • NPI 1174308068
  NPD
• Phoebe Physician Group, Inc

  • Clinic/Center
  • Albany, GA
  • NPI 1487899464
  NPD (past)

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

• Ascension Via Christi Hospital Manhattan, Inc.

  • General Acute Care Hospital
  • Manhattan, KS
  • NPI 1760482517
  Care Compare affiliation
• Manhattan Retirement Foundation Inc.

  dba Meadowlark Home Health

  • Home Health Agency
  • Manhattan, KS
  • NPI 1669420626
  Care Compare affiliation
• Manhattan Retirement Foundation, Inc.

  dba Meadowlark Hills

  • Skilled Nursing Facility
  • Manhattan, KS
  • NPI 1386602274

  Home health agency

  Care Compare affiliation
• Stormont Vail Health Flint Hills LLC

  dba Stormont Vail Health Flint Hills

  • General Acute Care Hospital
  • Junction City, KS
  • NPI 1679280192
  Care Compare affiliation

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

{
    "created_epoch": "1434672000000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1791244800000",
    "number": "1962884585",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "1325 RESEARCH PARK DR",
            "city": "MANHATTAN",
            "state": "KS",
            "postal_code": "665025000",
            "telephone_number": "785-537-2651",
            "fax_number": "785-270-4347"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "1325 RESEARCH PARK DR",
            "city": "MANHATTAN",
            "state": "KS",
            "postal_code": "665025000",
            "telephone_number": "785-537-2651",
            "fax_number": "785-270-4347"
        }
    ],
    "practiceLocations": [
        {
            "address_1": "1110 Saint Marys Rd",
            "address_purpose": "LOCATION",
            "city": "Junction City",
            "state": "KS",
            "postal_code": "664414176",
            "country_code": "US",
            "telephone_number": "785-762-2585",
            "fax_number": "785-210-3382",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "address_1": "1102 Saint Marys Rd",
            "address_purpose": "LOCATION",
            "city": "Junction City",
            "state": "KS",
            "postal_code": "664414139",
            "country_code": "US",
            "telephone_number": "785-238-0325",
            "fax_number": "785-576-1113",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "basic": {
        "last_name": "VONDERHORST",
        "first_name": "RYAN",
        "middle_name": "M",
        "credential": "MD",
        "sole_proprietor": "NO",
        "sex": "M",
        "enumeration_date": "2015-06-19",
        "last_updated": "2026-10-06",
        "certification_date": "2026-10-06",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "207Q00000X",
            "taxonomy_group": "",
            "desc": "Family Medicine",
            "state": "KS",
            "license": "04-39474",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Via Christi Village Manhattan, Inc. (Ascension Living Via Christi Village Manhattan)
• Joette Vignery, LSCSW
• Reggie J Voboril, MD
• Vogelpsych LLC
• Harley William Volkmann, M.D.
• Kelly Lei Vredenburg, CLC
• Brenda Waggoner, RN
• Wainwright Eye Care, P.a.
• Kyle Wainwright, O.D.
• Wal-Mart Stores, Inc. (Vision Center 30-0035)

• Family Medicine Physician in Manhattan, KS
• Providers in Manhattan, KS by specialty
• Family Medicine Physician in Kansas

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Oct 6, 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.