Summary

Dr. Dennis O'Brien specializes in neurology, focusing on complex conditions affecting the nervous system. He earned his medical degree from the University of Arizona College of Medicine and has dedicated 32 years to treating patients with neurological disorders. His extensive experience includes caring for individuals with movement disorders and neuromuscular diseases. Dr. O'Brien is fluent in English.

Dr. O'Brien practices at Billings Clinic Hospital in Billings, Montana. He provides comprehensive stroke care and neuroscience services for patients facing serious neurological challenges. His expertise includes conducting EMG testing to evaluate nerve and muscle function. Patients benefit from his decades of experience in managing movement disorders and neuromuscular conditions.

Overview based on verified provider data

Quick Facts

  • 1.2
  • 32 years of experience
  • speaks English
  • University Of Arizona College Of Medicine
  • 1 written review
  • 2 specialties
  • 15 areas of expertise
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Dennis K O'brien

801 N 29th StBillings, MT 59101
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 - 5:00 pm
SatClosed
SunClosed

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Dennis K O'brien, MDDr. Terry Mark Himes, DODr. Konstantin Karmazin, MDDr. Shan Patel, PsyD
NeurologyNeurologyNeurologyNeurology
Accepts New Patients Accepts New Patients Accepts New Patients
1.2 
4.1 
32 Years of Experience 43 Years of Experience 10 Years of Experience 13 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English, Russian Speaks English, Hindi, Gujarati
Billings , MTLas Vegas , NVSeattle , WATampa , FL
Med School: University Of Arizona College Of Medicine Med School: Oklahoma State Univ Center For Health Sciences College Of Osteopathic Med Med School: Georgetown University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dennis K O'brien

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dennis K O'brien has the following 2 specialties

Specialty Expertise

Dennis K O'brien has the following 15 areas of expertise

  • Alzheimer's Disease
  • Blood Disorders
  • Electromyography
  • Electromyography (EMG)
  • Epilepsy
  • Gastrointestinal Cancer
  • Headache
  • Lung Cancer
  • Migraine Disorder
  • Migraine Disorders
  • Movement Disorders
  • Multiple Sclerosis (MS)
  • Nerve Conduction Studies
  • Neurologist
  • Stroke

Certifications, License, & Education

32 Years Experience

Dennis K O'brien holds an active medical license in the state of Montana.

Medical License

Medical Doctor with an active medical license in the state of Montana.

Education & Training

Medical School

Graduated from University Of Arizona College Of Medicine in 1994.

NPI Number

Dennis K O'brien's NPI number is 1811981699.

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Frequently Asked Questions

Is Dennis O'brien accepting new patients?
Dennis O'brien has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dennis O'brien accept my insurance?
You can see the insurance plans that Dennis O'brien accepts on their Vitals profile.
Which hospitals is Dennis O'brien affiliated with?
Dennis O'brien is affiliated with Billings Clinic Hospital.
Where is Dennis O'brien's office located?
Dennis O'brien's office is located at 801 N 29th St, Billings, MT, 59101.
Does Dennis O'brien accept virtual/telehealth appointments?
Dennis O'brien has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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