Nathan D. Whittaker, M.D.

Primary specialty

Emergency Medicine PhysicianTaxonomy code 207P00000X

License

4301088085 Issued in MI

Practice address

711 Onyx St
Kemmerer, WY 83101-3214

Phone

(307) 877-4401

NPI assigned

Feb 27, 2008

Sex

Male

Sole proprietor

Yes

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.

• South Lincoln Hospital District

  • Rural Acute Care Hospital
  • Kemmerer, WY
  • NPI 1033221569

  Emergency Medicine, WY

  Medicare reassignment NPD
• South Lincoln Hospital District

  • Critical Access Hospital
  • Kemmerer, WY
  • NPI 1972743011

  WY

  Medicare reassignment NPD
• Emergency Physicians Integrated Care, LLC

  • Emergency Medicine Physician
  • Salt Lake City, UT
  • NPI 1578598199

  Emergency Medicine, UT

  Medicare reassignment NPD
• Oneida County Hospital

  • Critical Access Hospital
  • Malad, ID
  • NPI 1609826270

  ID

  Medicare reassignment NPD
• Rocky Mountain Emergency Specialists LLC

  • Emergency Medicine Physician
  • Logan, UT
  • NPI 1225078736

  Emergency Medicine, UT

  Medicare reassignment NPD
• South Lincoln Hospital District

  • Urgent Care Clinic/Center
  • Kemmerer, WY
  • NPI 1467939918
  NPD
• South Lincoln Hospital District

  • Medicare Defined Swing Bed Hospital Unit
  • Kemmerer, WY
  • NPI 1881834927
  NPD
• Oneida County Hospital

  • Medicare Defined Swing Bed Hospital Unit
  • Malad, ID
  • NPI 1568414167
  NPD
• South Lincoln Hospital District

  • Rural Health Clinic/Center
  • Kemmerer, WY
  • NPI 1386716710
  NPD (past)
• South Lincoln Hospital District

  • Institutional Pharmacy
  • Kemmerer, WY
  • NPI 1700910411
  NPD (past)
• South Lincoln Hospital District

  • Multi-Specialty Clinic/Center
  • Kemmerer, WY
  • NPI 1861027369
  NPD (past)
• Associates for Inpatient Medicine, LLC

  • Internal Medicine Physician
  • Salt Lake City, UT
  • NPI 1750488433
  NPD (past)

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

• South Lincoln Hospital District

  • Medicare Defined Swing Bed Hospital Unit
  • Kemmerer, WY
  • NPI 1881834927

  Nursing home

  Care Compare affiliation
• South Lincoln Hospital District

  • Critical Access Hospital
  • Kemmerer, WY
  • NPI 1972743011

  Hospital

  Care Compare affiliation

Specialty

Emergency Medicine

Education

University of Utah School of Medicine, 2006

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Practice addresses (Care Compare)

Hospital & facility affiliations

• South Lincoln Medical Center - Cah Hospital, Kemmerer, WY, CCN 531315
• South Lincoln Medical Center - Cah Nursing home, CCN 53Z315

Medicare fee-for-service enrollment

Enrolled in UT, WY, ID3 enrollments

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.

Medicare enrollment (NPD)

Enrolled

Credentials

Doctor of Medicine

State licenses

Practice roles

Locations

Interoperability endpoints

• FHIR API: https://api.platform.athenahealth.com/16971/brand/1/csg/1/fhir/r4
• Direct secure messaging: nathan.whittaker.1@16971.direct.athenahealth.com

The complete NPPES record for this NPI in the NPI Registry API format, last updated by the provider on Jan 5, 2026.

{
    "created_epoch": "1204070400000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1767571200000",
    "number": "1740459338",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "4440 SNOWBELL DR",
            "city": "SAGINAW",
            "state": "MI",
            "postal_code": "486038008"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "711 ONYX ST",
            "city": "KEMMERER",
            "state": "WY",
            "postal_code": "831013214",
            "telephone_number": "307-877-4401"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "WHITTAKER",
        "first_name": "NATHAN",
        "middle_name": "D.",
        "name_prefix": "Dr.",
        "credential": "M.D.",
        "sole_proprietor": "YES",
        "sex": "M",
        "enumeration_date": "2008-02-27",
        "last_updated": "2026-01-05",
        "certification_date": "2026-01-05",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "208D00000X",
            "taxonomy_group": "",
            "desc": "General Practice",
            "state": "UT",
            "license": "4756787-1205",
            "primary": false
        },
        {
            "code": "207P00000X",
            "taxonomy_group": "",
            "desc": "Emergency Medicine",
            "state": "MI",
            "license": "4301088085",
            "primary": true
        }
    ],
    "identifiers": [],
    "endpoints": [],
    "other_names": []
}

• Diana Jean Stone, MA, LPC
• Summit Services & Supplies LLC
• Eric N. Swensen, D.O.
• Robert P. Tyrrell, DDS
• Cindy Ann Wardell
• Makayla Marie Wynn, APRN, FNP-C
• Crystal Jones Young, RD

• All providers in Kemmerer, WY
• Emergency Medicine Physician in Wyoming

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Jan 5, 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.