Services Offered by OB-GYN Associates

Obstetric Care

Harmony Prenatal TestWhen you're expecting a child, whether it be your first or your last pregnancy, you want the peace of mind that both you and your baby are receiving the best healthcare available. The caring obstetricians in our Decatur and Huntsville/Madison offices provide you with that level of care. Obstetric services include prenatal care, evaluation and management services for normal and high-risk pregnancy, delivery, infertility, and other related obstetrics (OB) conditions. OB-GYN Associates obstetricians use only state-of-the-art procedures and technologies in the care of our mothers and their babies. Below are some of the more common services and procedures our physicians provide.


  • Normal & High-risk Pregnancy
  • Fetal Heart Rate Monitoring
  • Voluson 3D & 4D Ultrasound with Improved Resolution and DVD Capability
  • Hugs & Heartbeats Campaign
  • Complimentary 3D Picture with 22 Week Visit
  • Infertility Evaluation
  • Lactation Services
  • Harmony Prenatal Test (for Down Syndrome)

Schedule Your Appointment Today...

Dr. Spangler is
a great doctor.

The staff is always friendly.
I've been a patient for
14 years and never had a bad experience.
Dr. Shannon is on top of my care...

a pleasure to deal with.
It's evident that you strive daily to become better.

That is what makes a business successful!
Dr. Purvis is sensitive, caring, kind hearted and very professional.
I was in and out of
your office in one hour.
I appreciate your kindness each and every time I visit with you.
Dr. Shannon is professional, but casual, making it very easy to talk to him.
My visit to your
office was pleasant. I appreciated the timeliness
and short wait.
I was impressed and felt like I received
quality care.
Dr. Shannon made having to come in so frequently enjoyable and comfortable.
The receptionist is the friendliest person. The last time I came in, she remembered my name. I just love her!

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Call for an Appointment
Decatur: (256) 355-9711   Madison: (256) 704-2229