Individual
O'BRIEN EILEEN MELLARS
Active
Sole proprietor
Yes
Provider details
NPI number
Gender
F
Credential
FNP
Contact information
Practice address
5050 POWDERHOUSE RD, CHEYENNE, WY 82009-4800
(307) 634-1311
(307) 432-7546
Mailing address
5050 POWDERHOUSE RD, CHEYENNE, WY 82009-4800
(307) 634-1311
(307) 432-7546
Taxonomy
Speciality
Code
Description
License number
State
207Q00000X
Family Medicine Physician
Primary
50954
WY
363LF0000X
Family Nurse Practitioner
Primary
50954
WY
Other
Enumeration date
08/05/2025
Last updated
03/31/2026
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