Lillah Grinnell, NP

Primary specialty

Family Nurse PractitionerTaxonomy code 363LF0000X

License

44363 Issued in WY

Practice address

2600 E 18TH St
Cheyenne, WY 82001-5511

Phone

(307) 634-2273

NPI assigned

Apr 24, 2012

Sex

Female

Sole proprietor

No

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

Specialties & licenses 2

Addresses

Other identifiers 1

Electronic endpoints 2

Medicare fee-for-service enrollment

Enrolled in WY

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, 2011

Medicare assignment

Accepts the Medicare-approved amount as payment in full

Group practices

Memorial Hospital of Laramie CountyGroup PAC ID 1557357555, 49 clinicians

Practice addresses (Care Compare)

Hospital & facility affiliations

• Cheyenne Regional Medical Center Hospital, Cheyenne, WY, CCN 530014
• Ivinson Memorial Hospital Hospital, Laramie, WY, CCN 530025
• Medical Center of the Rockies Hospital, Loveland, CO, CCN 060119
• HCA-Healthone Dba Swedish Medical Center Hospital, Englewood, CO, CCN 060034

Merit-based Incentive Payment System (MIPS)

Final score

93.78 of 100Reported as apm

Quality

80.38

Promoting interoperability

100

Improvement activities

40

Medicare enrollment (NPD)

Enrolled

Credentials

Nurse Practitioner

State licenses

Practice roles

Locations

Interoperability endpoints

• Direct secure messaging: lgrinnell37728@direct.crmcwy.org

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.

• Memorial Hospital of Laramie County

  dba Cheyenne Regional Medical Center

  • General Acute Care Hospital
  • Cheyenne, WY
  • NPI 1285621839
  Medicare reassignment Care Compare group NPD

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

• Ivinson Memorial Hospital

  • Rural Acute Care Hospital
  • Laramie, WY
  • NPI 1336289552
  Care Compare affiliation
• Memorial Hospital of Laramie County

  dba Cheyenne Regional Medical Center

  • General Acute Care Hospital
  • Cheyenne, WY
  • NPI 1285621839
  Care Compare affiliation
• HCA Healthone LLC

  dba HCA HealthONE Swedish Hospital

  • General Acute Care Hospital
  • Englewood, CO
  • NPI 1396790200
  Care Compare affiliation
• Medical Center of the Rockies

  dba Greeley Emergency Center

  • General Acute Care Hospital
  • Greeley, CO
  • NPI 1104262286
  Care Compare affiliation
• Medical Center of the Rockies

  • General Acute Care Hospital
  • Loveland, CO
  • NPI 1750392304
  Care Compare affiliation
• Medical Center of the Rockies

  • General Acute Care Hospital
  • Greeley, CO
  • NPI 1780243055
  Care Compare affiliation

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

{
    "created_epoch": "1335225600000",
    "enumeration_type": "NPI-1",
    "last_updated_epoch": "1744243200000",
    "number": "1629336979",
    "addresses": [
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "MAILING",
            "address_type": "DOM",
            "address_1": "214 E 23RD ST",
            "city": "CHEYENNE",
            "state": "WY",
            "postal_code": "820013748",
            "telephone_number": "307-634-2273"
        },
        {
            "country_code": "US",
            "country_name": "United States",
            "address_purpose": "LOCATION",
            "address_type": "DOM",
            "address_1": "2600 E 18TH ST",
            "city": "CHEYENNE",
            "state": "WY",
            "postal_code": "820015511",
            "telephone_number": "307-634-2273"
        }
    ],
    "practiceLocations": [],
    "basic": {
        "last_name": "GRINNELL",
        "first_name": "LILLAH",
        "credential": "NP",
        "sole_proprietor": "NO",
        "sex": "F",
        "enumeration_date": "2012-04-24",
        "last_updated": "2025-04-10",
        "certification_date": "2025-04-10",
        "status": "A"
    },
    "taxonomies": [
        {
            "code": "363L00000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner",
            "state": "CO",
            "license": "990372",
            "primary": false
        },
        {
            "code": "363LF0000X",
            "taxonomy_group": "",
            "desc": "Nurse Practitioner, Family",
            "state": "WY",
            "license": "44363",
            "primary": true
        }
    ],
    "identifiers": [
        {
            "code": "01",
            "desc": "Other (non-Medicare)",
            "issuer": "COLORADO LICENSE NUMBER",
            "identifier": "NP-990372",
            "state": "CO"
        }
    ],
    "endpoints": [
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lgrinnell37728@direct.crmcwy.org",
            "affiliation": "Y",
            "endpointDescription": "CRMC Direct Address",
            "affiliationName": "Memorial Hospital of Laramie County",
            "use": "HIE",
            "useDescription": "Health Information Exchange (HIE)",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "214 E 23rd St",
            "city": "Cheyenne",
            "state": "WY",
            "country_code": "US",
            "postal_code": "820013748",
            "country_name": "United States",
            "address_type": "DOM"
        },
        {
            "endpointType": "DIRECT",
            "endpointTypeDescription": "Direct Messaging Address",
            "endpoint": "lgrinnell37728@direct.crmcwy.org",
            "affiliation": "Y",
            "endpointDescription": "CRMC Direct Address",
            "affiliationName": "Memorial Hospital of Laramie County",
            "use": "DIRECT",
            "useDescription": "Direct",
            "contentType": "CSV",
            "contentTypeDescription": "CSV",
            "address_1": "214 E 23rd St",
            "city": "Cheyenne",
            "state": "WY",
            "country_code": "US",
            "postal_code": "820013748",
            "country_name": "United States",
            "address_type": "DOM"
        }
    ],
    "other_names": []
}

• Keith Griego
• Theresa Griego
• Mark Griess II II
• Kodee Griffith
• Emily Griffiths
• Maria B Grogan
• Christopher Aaron Grooms
• Scott F. Grosz, RN
• Mary Grove, RBT
• Gene B Grubbs, O.D.

• Family Nurse Practitioner in Cheyenne, WY
• Providers in Cheyenne, WY by specialty
• Family Nurse Practitioner in Wyoming

• NPPES NPI Registry (CMS): identity, addresses, specialties, licenses, identifiers and endpoints. Last updated by the provider on Apr 10, 2025; 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.