O'brien Eileen Mellars

FNP | Nurse Practitioner - Family

5050 Powderhouse Rd, Cheyenne
  Wyoming, 82009-4800
307-634-1311
May or may not accept Medicare Nurse Practitioner in Cheyenne, Wyoming.
O'brien Eileen Mellars is a Cheyenne, Wyoming based nurse practitioner who is specialized as Family NP. Active license number of O'brien Eileen Mellars is 50954 for Family NP in Wyoming. Her current practice location is 5050 Powderhouse Rd, Cheyenne. Patients can reach her at 307-634-1311 or can fax her at 307-432-7546. O'brien Eileen Mellars is FNP with specialization in Family NP and her NPI number (Unique professional ID assigned by NPPES) is 1174407621.
O'brien Eileen Mellars delivers family-focused care which means she provides care for patients ranging from infants to the elderly and every age in between. Family Nurse Practitioner (FNP) are frequently the primary care provider for families, which means that they will not only diagnose conditions, but also treat them. FNPs perform physical exams, order diagnostic tests and procedures, diagnose and treat illness, prescribe needed medications, and teach their patients how to develop healthy lifestyles to promote health and prevent disease.
Complete Profile:
O'brien Eileen Mellars speciality, credentials, practice address, contact phone number and fax are as below. Patients can call on the below given phone number for appointment.
Name: O'brien Eileen Mellars
Specialization: Nurse Practitioner - Family (FNP)
Gender:Female
Credentials: FNP
Practice Address:5050 Powderhouse Rd, Cheyenne,
Wyoming, 82009-4800
Phone:307-634-1311
Fax:307-432-7546
Professional Identification Codes:
NPI number stands for National Provider Identifier which is a unique 10-digit identification number issued to health care providers in the United States by the Centers for Medicare and Medicaid Services (CMS). NPI details are as mentioned below.
NPI Number: 1174407621
NPI Enumeration Date: 05 Aug, 2025
NPI Last Update On: 31 Mar, 2026

Medical Licenses:
NPs can have one or more medical licenses for different specialities in the same state or different states. Related medical licenses for O'brien Eileen Mellars are as mentioned below.
License NumberSpecializationStateStatus
50954Family NP WyomingPrimary
Business Mailing Address:
Business mailing address can be used for mailing purpose only, for visiting purpose patients need to refer above mentioned address.
Address: O'brien Eileen Mellars
5050 Powderhouse Rd,
Cheyenne, Wyoming
Zip: 82009-4800
Phone Number: 307-634-1311
Fax Number: 307-432-7546
Patients can reach O'brien Eileen Mellars at 5050 Powderhouse Rd, Cheyenne, Wyoming or can call to book an appointment on 307-634-1311.
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Data of this site is collected from Medicare & Medicaid Services (CMS) and NPPES. Last updated on 08 June, 2026.