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About Us

The Foremost leader in pain management & integrative care in Louisiana
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Our Mission

  • Coordination of care to determine the most suitable treatment options for each patient.
  • Committed to offering our patients all the best options for pain management in one location.
  • Everyone deserves the opportunity to enjoy life in health and wellness.
Integrated Pain and Neuroscience logo

We understand that your pain is unique to you.





Our Physicians

Our team of caring, compassionate Physicians are Fellowship Trained and Board Certified.
  • Eric Royster, MD

    Board Certified in Pain Medicine, Anesthesiology & Acupuncture
    Telehealth Portal
    Dr. Royster is the Founder of Integrated Pain and Neuroscience, LLC. His vision was to create an organization that offered the most options for patients suffering from pain under one roof. Dr. Royster received his Bachelor’s Degree in Biology, with a minor in Chemistry, from the University of North Carolina. He then went on to study at the University of Arkansas, where he obtained his degree of Doctor of Medicine in 2003. Following graduation, Dr. Royster moved to New Orleans, LA where he completed an Internship in Internal Medicine at Ochsner Clinic and Hospital. Dr. Royster’s interest in pain medicine developed during his time at Ochsner and he continued there with his Residency in Anesthesiology. He further refined his expertise with a Fellowship in Pain Medicine at the University of New Mexico from July 2007 – June 2008. In August 2008, Dr. Royster returned to New Orleans, where he served as Medical Director of Ochsner Baptist Pain Center and Supervisor of the Residency Chronic Pain Education Program until opening his own practice, Integrated Pain and Neuroscience, in April 2013. Dr. Royster is unique in his published expertise of both spinal cord stimulation and Intrathecal drug delivery. He is the pioneer in peripheral stimulation for headache and facial pain and also has expertise in non-surgical pain therapies. Dr. Royster is the first physician in the area to offer medical acupuncture and minimally invasive lumbar decompression. Dr. Royster is board-certified in acupuncture.
  • Marissa Maclin, MD

    Dr. Maclin hails from Buffalo New York and is a board- certified physician and level III Reiki Master. She completed her fellowship in Interventional Chronic pain at Dartmouth-Hitchcock Medical Center and her residency in Anesthesiology at Case Western University Hospitals. Dr. Maclin understands the practice of medicine from both a science- based standard of care and holistic point of view, which is what makes her approach to patients unique. Aside from her passion for medicine, she loves reading, Independent films, content creation, and music production.

Patient Portal

Please use the link below to access the IPN patient portal to access your medical records, pay your bill online, or leave a message with a member of our healthcare team.
Patient Portal

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Patient Success Stories

We strive to treat the whole patient, not just the pain.

Cyrus

“Dr. Royster told me on my initial office visit that he was going to take a special interest in my case. Approximately 9 years later, after numerous procedures & office visits, I feel that he has kept his word, due to the personal level of care that I receive at each office visit with him!”

KM

“Dr. Royster is the type of doctor with an impeccable bedside manner. He is a warm, caring man and has a real honest concern about his patients’ well-being.”

Leslie K.

“Dr. Friedman is gentle, kind, and explains everything he is doing and why he is doing it. He has made me into a believer of the benefits of acupuncture and I look forward to my appointments with him.”

Jennifer M.

“Dr Royster is a phenomenal physician. He has a trusting energy. You know his true concern is your well being. We are all individuals and it’s nice that a Dr recognizes this. The staff is warm, knowledgeable and willing to help as well. Thank you I.P.N.”

Lynn K.

“Dr. Royster and Dr. Friedman have both been great in helping me with a variety of things to help with my pain and migraine issues.”

Your experience of our patient care & service matters greatly to us.

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