Lillah Grinnell, NP - Medicare Nurse Practitioner in Cheyenne, WY

Lillah Grinnell, NP is a medicare enrolled "Nurse Practitioner - Family" in Cheyenne, Wyoming. She graduated from nursing school in 2011 and has 13 years of diverse experience with area of expertise as Nurse Practitioner. She is a member of the group practice Memorial Hospital Of Laramie County and her current practice location is 214 E 23rd St, Cheyenne, Wyoming. You can reach out to her office (for appointments etc.) via phone at (307) 634-2273.

Lillah Grinnell is licensed to practice in Wyoming (license number 44363) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1629336979.

Contact Information

Lillah Grinnell, NP
214 E 23rd St,
Cheyenne, WY 82001-3748
(307) 634-2273
Not Available

Map and Direction




Provider's Profile

Full NameLillah Grinnell
GenderFemale
SpecialityNurse Practitioner
Experience13 Years
Location214 E 23rd St, Cheyenne, Wyoming
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Lillah Grinnell graduated from nursing school in 2011
  NPI Data:
  • NPI Number: 1629336979
  • Provider Enumeration Date: 04/24/2012
  • Last Update Date: 11/04/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 2264678291
  • Enrollment ID: I20191106000258

Medical Identifiers

Medical identifiers for Lillah Grinnell such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1629336979NPI-NPPES
NP-990372OtherCOCOLORADO LICENSE NUMBER

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
363L00000XNurse Practitioner 990372 (Colorado)Secondary
363LF0000XNurse Practitioner - Family 44363 (Wyoming)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Cheyenne Regional Medical CenterCheyenne, WYHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Memorial Hospital Of Laramie County155735755562

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. Lillah Grinnell allows following entities to bill medicare on her behalf.
Entity NameMemorial Hospital Of Laramie County
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1285621839
PECOS PAC ID: 1557357555
Enrollment ID: O20040423001172

Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. Lillah Grinnell is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
Lillah Grinnell, NP
305 Carpenter Rd,
Fort Collins, CO 80525-4248

Ph: (970) 663-3500
Lillah Grinnell, NP
214 E 23rd St,
Cheyenne, WY 82001-3748

Ph: (307) 634-2273

Reviews and Comments


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Daniel Taylor West, AGNP-C
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Phone: 307-634-2273    
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Phone: 307-633-7952    Fax: 307-633-7018
Megan Lynn Bade, FNP-C
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Practice Location: 611 E Carlson St Ste 102, Cheyenne, WY 82009
Phone: 307-316-5026    

Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

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