What Is a Neurosurgeon?

What Is a Neurosurgeon? | Texas Association of Neurological Surgeons
Texas Association of Neurological Surgeons (TANS)

What Is a Neurosurgeon?

Neurosurgeons diagnose and treat disorders of the brain, spine and nervous system — the control center for everything the human body does. Here is what the specialty involves, the training it demands and the Texas surgeons who practice it.

The specialty

What Is Neurosurgery?

The central nervous system — the brain and spinal cord — controls the body’s most essential functions: breathing, heartbeat, movement, sensation and consciousness itself. Because these systems leave almost no margin for error, even a minor mistake can lead to loss of function, paralysis or death.

Neurosurgeons treat disorders of the entire nervous system — the brain, the spine and the peripheral nerves that run through the arms and legs. Their work spans brain tumors, cerebrovascular conditions, spinal disorders and trauma, functional and pediatric neurosurgery, pain management and nerve repair, often in emergencies and at any hour.

Overview of neurosurgery: brain, spinal, cerebrovascular, functional, pediatric and peripheral nerve procedures neurosurgeons perform.
Yoshua Esquenazi, MD

Video · TANS 2026 Annual Conference

Neurosurgeons vs. Glioblastoma: Research, Innovation, Hope

Neurosurgeons do more than operate — they are at the forefront of research against some of the most aggressive cancers.

At its 2026 Annual Conference in Houston, the Texas Association of Neurological Surgeons highlighted one of the world’s leading health care hubs. Yoshua Esquenazi, MD, of the University of Texas Health Science Center at Houston shares insights into the evolving field of neurosurgical oncology.

Dr. Esquenazi discusses emerging research into the microbiome and its potential to enhance treatment, improve survival and shape the future of care for patients facing brain tumors.

Watch the video ›
Neurosurgeons and residents gathered at the TANS Annual Conference.
Texas Association of Neurological Surgeons

One specialty. Every corner of Texas.

The making of a neurosurgeon

Neurosurgery Training

Neurosurgery is often called the most demanding specialty in medicine — and it requires one of the longest, most rigorous training pathways of any field. Unlike most of the body, the nervous system does not tolerate mistakes. An error in judgment or technique can carry life-altering consequences for a patient.

After four years of medical school, a neurosurgeon completes a seven-year residency — one of the longest in medicine — layered with national board examinations along the way, and many go on to additional subspecialty fellowship. All told, the path can span up to 14 years of training before a neurosurgeon practices independently.

Neurosurgery training timeline: four years of medical school, a seven-year residency with USMLE and ABNS milestones, and optional fellowship — up to 14 years.
Residency length by specialty: neurosurgery requires seven years, among the longest of any specialty.
Alex Flores, MD

Video · Inside the specialty

A Day in the Life of Neurosurgery: From Emergency Trauma to AI Breakthroughs

A neurosurgery resident takes us inside the OR — and into the future of the field.

Alex Flores, MD, a neurosurgery resident at Baylor College of Medicine, walks through one of medicine’s most demanding specialties. From brain tumors and aneurysms to spine trauma and peripheral nerve surgery, Dr. Flores breaks down the full scope of what neurosurgeons handle — including the gunshot wounds, car wrecks and round-the-clock emergency calls that make the job as intense as it is rewarding.

He also explores how artificial intelligence is transforming stroke care — identifying early ischemic strokes faster and more accurately, and getting patients into the interventional suite before it is too late.

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An attendee tests robotic surgical navigation technology in the TANS exhibit hall.

Innovation on display

Hands-on with the technology shaping the future of neurosurgery

Kristopher Lyon, MD

Video · Neurosurgery across Texas

Why This West Texas City Is a Lifeline for Rural Neurosurgery Patients

For rural communities, specialized care can mean the difference between staying close to home and traveling hundreds of miles.

Kristopher Lyon, MD, is a neurosurgeon based in Abilene, Texas — a regional hub serving patients from more than 20 surrounding counties. He shares what it is like to practice neurosurgery in a community setting, why keeping patients local matters and how his work helps rural Texans get specialized care without leaving the region they call home.

Many of his patients already drive over an hour to reach him. Without a neurosurgical presence in Abilene, they would have no choice but to be transferred even further — away from their families, their support systems and their communities.

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Texas Association of Neurological Surgeons

TANS membership directory

Find a Texas Neurosurgeon

Search the TANS directory for board-certified neurosurgeons across Texas — from major metro medical centers to regional hubs serving rural communities.

Search the directory ›
TANS members speaking together on stage at the annual conference.

Who we are

TANS: The Unified Voice of Texas Neurosurgeons

The Texas Association of Neurological Surgeons brings together neurosurgeons from every corner of the state under one banner — academic and private practice, metro and rural, veteran surgeons and residents just entering the field.

TANS advances the specialty through education, advocacy at the Texas Capitol and a shared commitment to protecting patients’ access to high-quality neurosurgical care. By speaking with one voice, Texas neurosurgeons shape the policies and standards that define how the specialty is practiced across the state.

The history of TANS ›

Save the date

TANS 2027 Annual Conference

Bringing Texas Neurosurgeons Together Once a Year

Each year the state’s neurosurgical community gathers for scientific sessions, hands-on technology, resident competition and the connections that keep the specialty strong. The 2027 conference heads to Austin — the Omni Barton Creek Resort, February 4–7.

Explore the 2027 conference ›
Attendees explore surgical technology at the TANS Annual Conference exhibit hall.