Contact Us
Have a question for our staff? We are happy to provide you with the information and guidance you need. Fill out the contact form and our administration will get in touch.
Amarillo Medical Specialists follows the Amarillo Independent School District’s policy for closures. If Amarillo Independent School District (AISD) closes due to weather, AMS will also be closed.
The AMS Urgent Care Clinic operates separately from the main clinic. During inclement weather, please call the Urgent Care Clinic directly to confirm its hours and availability.
After hours, patients needing urgent, non-emergency care may visit our on-site Urgent Care Clinic, open Monday through Friday from 8:00 a.m. to 8:00 p.m and on Saturday from 9:00 am to 3:00 pm. For emergencies, please call 911.
For prescriptions, please contact your pharmacy.
For questions or anything medical related, please contact your provider directly through the Patient Portal.
Main Office
Coulter Office
Main Phone
Contact Your Provider
Find your provider below and visit their “Full Profile” for all contact information.
Physicians
Estelle Archer, MD, FACOG
Gynecology
Sarah Biggs, MD
Allergy
William C. Biggs, MD, FACE
Endocrinology
Ako D. Bradford, MD, FACP
Internal Medicine
Kenny M. Brantley, MD, PhD
Endocrinology
Maria Caga-Anan, MD
Endocrinology
Kathleen Clark, MD
Internal Medicine
Nicole Davey, MD
Rheumatology
Nam Do, MD, FACP
Internal Medicine
Daniela Ghetie, MD
Rheumatology
Miles Grant, MD
Psychiatry
Ruth Grant, MD
Psychiatry
Christopher Gulley, MD
Internal Medicine
Alan Keister, MD
Internal Medicine
Tarek Naguib, MD
Nephrology
Susan Neese, MD
Internal Medicine
Steven Norris, MD
Internal Medicine
Lawrence Schaeffer, MD
Neurology
Janet Schwartzenberg, MD
Rheumatology
Kaylee Shepherd, MD
Internal Medicine
Ryan Batson Smithee, MD
Internal Medicine
Crystal Stewart, MD
Family Medicine
Brock Walker, MD
Urgent Care Clinic/Family Medicine
Joanna Wilson, DO
Internal Medicine/Women’s Health
Nurse Practitioners & Physician Assistants
Melissa Aguirre- Holland, MBA, MSN, FNP-BC
Internal Medicine
Tiffani Bethel, NP
Internal Medicine
Amy Brasher, FNP-C
Family Medicine
Faith Coon, NP
Endocrinology
Tara Curtis, NP
Internal Medicine
Cherylle Florer, NP
Psychiatry
Bennet Graham, FNP-C
Internal Medicine
Terri Hackett, NP
Internal Medicine
Jordan Heller, MSN, APRN, FNP-BC, CCD
Rheumatology
Brandy Lloyd, NP
Rheumatology
Albert Lusby, NP
Internal Medicine
Lindsey McCrary, NP
Family Medicine
Fatima Mendoza, FNP-C
Internal Medicine
Rosa Angelica Miranda, NP
Internal Medicine
Lindsaye Patterson, NP
Internal Medicine
Amy Prauener, NP
Internal Medicine
Stephanie Rice, RN, MSN, FNP-C
Internal Medicine
Brittany Roberts, PA-C
Psychiatry
Christi Rogers, NP
Internal Medicine
Andrew Sauer, DMSc, MBA, MPAS, PA-C
Allergy
Abby Schlumpf, PA-C
Rheumatology
Pam Snyder, FNP-C
Family Medicine
Freida Toler, MSN, FNP-BC
Endocrinology
Isela Venzor, MSN, APRN, FNP-C
Rheumatology