Summary

Dr. Mark Duncan treats spinal stenosis, back pain during pregnancy, and back pain in children and teens, and performs hand and wrist surgery, open carpal tunnel surgery, and herniated disc surgery. He practices family medicine and neurosurgery and has 32 years of experience.

He completed his residency at Tulare Regional Medical Center and sees patients in Lawton, Oklahoma, where he is affiliated with Memorial Health System of Southwest Oklahoma and Memorial Health Southwest. Patients on Vitals rate Dr. Duncan 3.6 out of 5.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.6
  • 32 years of experience
  • speaks English
  • Tulare Regional Medical Center
  • 12 written reviews
  • 2 specialties
  • 14 areas of expertise
  • 2 hospital affiliations
  • 3 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Mark Oneil Duncan has 3 locations

Memorial Medical Group Neurosurgery Services

3201 W Gore Blvd Ste 300Lawton, OK 73505
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 12:00 pm
SatClosed
SunClosed

Comanche County Memorial Hospital

3401 W Gore BlvdLawton, OK 73505

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Dr. Mark Oneil Duncan, DO
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Dr. Mark Oneil Duncan, DODr. Thomas B. Atkinson, MDNicole Baldwin, APRN, FNP-BCDr. Christopher D. Harris, MD
Family MedicineFamily MedicineFamily MedicineFamily Medicine
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.6 
3.9 
4.2 
5 
32 Years of Experience 27 Years of Experience 8 Years of Experience 8 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English Speaks English, Spanish
Lawton , OKBixby , OKOrlando , FLOklahoma City , OK
Med School: Oklahoma State Univ Center For Health Sciences College Of Osteopathic Med Med School: Louisiana State University School Of Medicine In Shreveport Med School: University Of Oklahoma College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mark Oneil Duncan

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mark Oneil Duncan has the following 2 specialties

Specialty Expertise

Dr. Mark Oneil Duncan has the following 14 areas of expertise

  • Aneurysm
  • Brain Surgery
  • Brain Tumor
  • Craniotomy
  • Glioblastoma
  • Herniated Disc
  • Infection
  • Infections
  • Laminectomy
  • Neurosurgery
  • Spinal Fractures
  • Spinal Stenosis
  • Stroke
  • Wounds and Injuries

Certifications, License, & Education

32 Years Experience

Dr. Mark Oneil Duncan holds an expired medical license in the state of Oklahoma.

Medical License

Doctor Of Osteopathy with an expired medical license in the state of Oklahoma that expired in 2026.

Education & Training

Residency

Completed their residency at Tulare Regional Medical Center.

Medical School

Graduated from Oklahoma State Univ Center For Health Sciences College Of Osteopathic Med in 1994.

NPI Number

Dr. Duncan's NPI number is 1538155122.

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Frequently Asked Questions

Is Dr. Mark Duncan accepting new patients?
Dr. Mark Duncan is accepting new patients on Vitals. View Dr. Mark Duncan's profile on Vitals to make an appointment.
Does Dr. Mark Duncan accept my insurance?
You can see the insurance plans that Dr. Mark Duncan accepts on their Vitals profile.
What languages does Dr. Mark Duncan speak?
Dr. Mark Duncan speaks English.
Does Dr. Mark Duncan accept virtual/telehealth appointments?
Dr. Mark Duncan has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Mark Duncan's office located?
Dr. Mark Duncan's office is located at 3201 W Gore Blvd Ste 300, Lawton, OK, 73505.

Data Sources

This provider profile is built using data from:

  • NPPES NPI Registry
  • State medical licensing boards
  • Healthcare system and provider network data

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