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Nellis Medical Center

Location information

Mike O'Callaghan Military Medical Center
4700 Las Vegas Blvd North
Bldg 1300, Nellis AFB, NV 89191


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General Hours:  M-F, 7:30am-4:30pm
Emergency Hours:  24 / 7 / 365

Appointment Line: (702) 653-2273 (CARE)

MHS GENESIS Patient Portal

The MHS GENESIS Patient Portal is a secure website for 24/7 access to your health information, including managing appointments and exchanging messages with your care team.


Voice your Concerns!
Patients and Staff members who have concerns about quality of care or patient safety are encouraged to address their concerns through the unit Patient Advocate Representative or the Hospital Patient Advocate 702-653-2201.

If your concern is not answered, you have the right to contact The Joint Commission (TJC) at 1-800-994-6610 or go to the Report a Complaint web page at: http://www.jointcommission.org/ report_a_complaint.aspx.


    View all medical locations and phone numbers
  • Dental Clinic
  • Emergency Services
  • Family Health Clinic
  • Family Medicine Residency (FMR)

Pharmacy Information

Main Pharmacy
Open 7 a.m. to 5 p.m. Monday-Friday
Medical Center, first floor, northwest side
(702) 653-3202
Fax: (702) 653-2171

Satellite Pharmacy
Open 8 a.m. to 5 p.m. Monday-Friday
(Opens noon on 2nd Thursday of month)
4311 Carswell Ave, Bldg 340
(702) 653-3154

24-hour Refill Line
(702) 652-5359
or toll-free at (800) 237-8981

New Prescriptions
New hand-written prescriptions may be filled at the satellite pharmacy.  Prescriptions from civilian providers will be filled if the medication is on the hospital's outpatient formulary (a listing of stocked medications).

Prescription Refills
Refills are available through a phone-in refill system and should be picked up at the drive-through windows at the satellite pharmacy.  Listen to the automated message for changes in hours of operation and other important pharmacy information.

TRICARE Mail Order Pharmacy

About the Medical Center

The 99th Medical Group (99 MDG) is comprised of approximately 1,600 personnel who are dedicated to providing preventive, emergency and acute care services for approximately 11,000 active-duty members and their dependents.

Health care services are also provided directly or coordinated for over 49,000 retirees, their dependents or other eligible beneficiaries on a space-available basis.

Ancillary Services

  • Appointment Line
  • Online Appointments
  • Patient Advocate


Privacy Information

Urgent Care

Dial 118 For Emergency
Dial 911 For Emergency

Urgent After-hours Care
(702) 653-2340
(702) 653-2344

Veterans Crisis Line
Veterans Crisis Line
Defense Centers of Excellence Outreach Center
(Psychological Health, PTSD, Traumatic Brain Injury)
(866) 966-1020
Joint Commission Gold Seal

After Hours Care

Need Professional Medical Advice?
Nurse Advice Line
Call TRICARE's Nurse Advice Line
24hrs, 7 days a week
1-800-TRICARE or
Option 1

Medical Menu

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