Summary

Dr. Otis Barnum is an internal medicine physician with nearly five decades of medical practice experience. He earned his medical degree from Kansas City University of Medicine & Bioscience College of Osteopathic Medicine and completed his residency at USPHS Hospital. With 49 years of dedicated service to patients, Dr. Barnum brings extensive knowledge and clinical expertise to his practice. He speaks English with his patients.

Dr. Barnum practices at Natchitoches Internal Medicine in Natchitoches, Louisiana, and maintains affiliations with Natchitoches Regional Medical Center and Louisiana Extended Care Hospital of Natchitoches. He specializes in caring for patients with complex conditions including paralysis, quadriplegia, and type 2 diabetes. His treatment approach includes coordinating physical therapy and speech therapy services to help patients regain function and independence. Patients have given him an average rating of 4.3 stars for his compassionate and comprehensive care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.3
  • 49 years of experience
  • speaks English
  • Usphs Hospital
  • 2 written reviews
  • 1 specialty
  • 8 areas of expertise
  • 1 board certification
  • 2 hospital affiliations
  • 1 office location
  • Male

Patients’ Perspective

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

Office Location

Natchitoches Internal Medicine

617 Bienville St Ste ANatchitoches, LA 71457
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

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Dr. Otis Ray Barnum, DODr. Lori Lynette Rodriguez, MDDr. Oyidiya Afonne Osoka, MDDr. Christopher Lee Ingram, MD
Internal MedicineInternal MedicineInternal MedicineCardiovascular Disease
Accepts New Patients
4.3 
4.9 
49 Years of Experience 32 Years of Experience 15 Years of Experience 35 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Spanish
Natchitoches , LANatchitoches , LANatchitoches , LANatchitoches , LA
Med School: Kansas City University Of Medicine & Bioscience College Of Osteopathic Med Med School: Louisiana State University School Of Medicine In New Orleans Med School: Semmelweis University Faculty Of Medicine Med School: Louisiana State University School Of Medicine In New Orleans
Current Profile
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Insurance Plans Accepted by Dr. Otis Ray Barnum

  • Accepts Medicare

Medical Specialties

Dr. Otis Ray Barnum has the following specialty

Specialty Expertise

Dr. Otis Ray Barnum has the following 8 areas of expertise

  • Check-up
  • Gastrointestinal Endoscopy
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

49 Years Experience

Dr. Otis Ray Barnum holds an expired medical license in the state of Louisiana.

Medical License

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

Education & Training

Residency

Completed their residency at Usphs Hospital.

Medical School

Graduated from Kansas City University Of Medicine & Bioscience College Of Osteopathic Med in 1977.

NPI Number

Dr. Barnum's NPI number is 1245224559.

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Frequently Asked Questions

How can I make an appointment with Dr. Otis Barnum?
You can find contact information for Dr. Otis Barnum here on Vitals.
Is Dr. Otis Barnum accepting new patients?
Dr. Otis Barnum is accepting new patients on Vitals. View Dr. Otis Barnum's profile on Vitals to make an appointment.
Does Dr. Otis Barnum accept my insurance?
You can see the insurance plans that Dr. Otis Barnum accepts on their Vitals profile.
Does Dr. Otis Barnum accept virtual/telehealth appointments?
Dr. Otis Barnum has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Otis Barnum affiliated with?
Dr. Otis Barnum is affiliated with Natchitoches Regional Medical Center and Louisiana Extended Care Hospital Of Natchitoches.

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