Welcome to our practice, McMillion Medical Group






Family Medicine

Primary Care in Huntsville, Alabama



                   Monday, Tuesday, Thursday:     

                        8:00 a.m. - 4:00 p.m.

           (closed 12:00 p.m. - 1:00 p.m. for lunch)


                         Wednesday & Friday:     

                            8:00 a.m. -  12:00 p.m.

Our Nurse Practitioners (NPs) are currently accepting new patients.  Your assigned NP will serve as your PCP, supervised by Dr. McMillion. If your insurance requires you select a PCP, for their purposes, select Dr. McMillion.

We open for labs on Monday through Friday at 7:20 a.m. for patients with lab appointments only. Labs are drawn on a first come, first serve basis. Phones will not be answered until 8:00 a.m. If you miss your lab appointment, please call our office to reschedule.  Follow-up appointments to review labs will be automatically cancelled when lab appointments are missed.

Please note that lab draws and blood tests are performed by PathGroup. Please ask for lab orders if your insurance requires you use another lab.


David A. McMillion, MD

Medical Director

David McMillion, MD is a native of Huntsville, Alabama, growing up on Monte Sano Mountain. He graduated from Huntsville High School in 1995, UAH in 2000 , and received his medical degree from The University of Alabama School of Medicine (UAB) in 2005. David completed his residency at The UAB Huntsville Family Medicine Residency Program in 2008 and is board certified in Family Medicine. During residency he served as Chief Resident and received several honors including Outstanding Teaching Resident. Dr. McMillion's interests include mountain biking and Crossfit.


Jessica Walters, CRNP

Nurse Practitioner

Jessica Walters, CRNP is a board certified Family Nurse Practitioner and is licensed with the Alabama Board of Nursing. She is a Huntsville, Alabama native and received her Bachelor of Science in Nursing from the University of Alabama in Huntsville in 2015.  Jessica has worked in a cardio thoracic surgery step down unit, a cardiac short stay unit at Huntsville Hospital, and has served as a substitute nurse for Huntsville City Schools. In December of 2017, Jessica completed her Master of Science degree in Nursing from the University of Alabama in Huntsville. She began working with Dr. McMillion in February of 2018. Jessica's special interests are preventive health, diabetes, and cardiovascular disease management.


Tiaya Lang, CRNP

Nurse Practitioner

Tiaya Lang, CRNP is a board certified Family Nurse Practitioner and licensed with the Alabama Board of Nursing.  Tiaya is a Susan Moore, AL native. She received her Bachelor's of Science in Nursing from Troy University in December of 2010.  She worked for several years as a travel ICU nurse. In May of 2017, Tiaya completed her Master's of Science degree in Nursing from Troy University. She began working with Dr. McMillion in November 2018. Tiaya's special medical interests include all aspects of family medicine with a focus on preventive health and wellness.



Adult Patient Packet  Age 15 & Up
Pediatric Patient Packet Age Birth to 14 years
Financial Policies

Prescription Refills

You may now request a refill by email to the address below. Please allow 48 hours for completion of your request. If your request is not completed within 48 hours, please call the office. Be sure to include 1) Either patient account number OR full name and date of birth, 2) Name, dosage, and quantity of medication being requested, and 3) The name and location of the pharmacy. Prescriptions will be electronically submitted to the pharmacy and your pharmacy should notify you when they are ready.

NOTICE: By sending your request by email, you are giving permission to share your personal health information over email. You may contact our office for your patient chart number to be used in place of name and date of birth.

Contact Info


400 Whitesport Drive, Suite 201 Huntsville, AL 35801

           Located on the second floor