At the Napa Pain Institute, our mission is to inspire hope and contribute to the health and well-being of our community here in the Bay Area by bringing more than two decades of experience in whole-patient care to the management of chronic pain.  Our work is driven by our core value: the needs of our patients come first.

Our Story

The Napa Pain Institute was founded in 1992 by Dr. Eric Grigsby, a national leader in the field of Pain Management who has devoted his life to advancing techniques and treatment methods to alleviate chronic pain. At the Napa Pain Institute, our providers seek a thorough understanding of the origin of patients’ pain issues and offer the latest techniques for the treatment of chronic pain. Through integrated clinical practice, research, and education, our caring, committed team are your partners in whole-patient health care, offering world-class treatment and support for those suffering from a range of debilitating chronic illnesses that result in ongoing pain.

Eric Grigsby, MD, MBA

Eric Grigsby, MD, MBA

Dr. Eric Grigsby enjoys a national reputation for excellence in the field of Pain Management. He has a background as a researcher, teacher and clinician, and brings over 25 years of clinical experience to the Napa Pain Institute. Dr. Grigsby attended elementary and secondary school in his hometown of Knoxville, Tennessee, and received a Bachelors Degree in Biology and Economics from Brown University in Providence, Rhode Island. He formed an interest in Pain Management as a career while working at Boston Children’s Hospital in the Department of Orthopedic Surgery.

After graduating from Boston University Medical School in 1984, Dr. Grigsby trained in General Surgery, Anesthesiology, and Pain Management at the Mayo Clinic in Rochester, Minnesota. He was then invited to join the Medical Staff and teach at the Mayo Medical School until moving to California in 1989. The Dean of the University of California at Davis Medical Center then invited Dr. Grigsby to establish their first Pain Management Center, where he served as Medical Director until 1992. Following his post at UC Davis, Dr. Grigsby established his private Pain Management practice in Napa, California.

Today, he and his staff of over 50 professionals consult with patients from throughout Northern California and the western United States, and now Kauai and the Hawaiian Islands. More recently, Dr Grigsby completed his Masters in Business Administration from Duke University’s Fuqua School of Business. He speaks nationally on topics such as non-operative treatment of spinal disorders, the safe use of medications for treatment of pain, and the legal and regulatory issues relating to proper treatment of patients with chronic illness.

David C Miller, MD, MA

David C Miller, MD, MA

David C. Miller, M.D., M.A. is a nationally recognized expert in interventional pain management with 25 years of experience in patient care and research. After graduating from Purdue University, he received an MA in Physiology from the University of California at Riverside, followed by an NIH Research Fellowship at UCLA in Neuroscience. He then completed Medical School at Loma Linda University in Southern California and subsequent Residency training in General Surgery and Anesthesiology at the University of Iowa.

Dr. Miller is Board Certified in Anesthesiology and triple Boarded in Pain Management. Dr. Miller was formerly with Indiana University Health. His clinical interests include the evaluation and treatment of complex pain conditions such as spinal pain, cancer pain, neuropathy, musculoskeletal disorders, and headaches.

Dr.  Miller’s approach is holistic and patient-centered encompassing advanced interventional technologies integrated with a clinical team oriented to functional restoration, wellness, and lifestyle modifications. 

Scott C Berta, MD, FAANS

Scott C Berta, MD, FAANS

Dr. Scott Berta joined the Pain Management team at the Napa Pain Institute in the fall of 2019. He is a Stanford-trained, Board-certified Neurosurgeon who has an expertise in minimally invasive spine and neuromodulation as it relates to the field of Pain Management. He has held faculty positions at Stanford as well as UCSF.   

Dr. Berta completed his neurosurgery residency as well as his spine fellowship at Stanford University Hospital and he holds master’s degrees from the Ivy League schools of Princeton and the University of Pennsylvania. He served as a Lieutenant in the United States Naval Reserve and has published an award winning neurosurgical textbook entitled “Neurosurgery: Tricks of the Trade.”

Early in his career, Dr. Berta was featured on USA Today and CNN for surgery he performed on a famous jockey who was paralyzed in a tragic horse-racing accident and was then able to walk again after the spine procedure. 

Gail McGlothlen, DNP RN-BC CNS
Doctor of Nursing Practice

Kim Bellows, PA-C
Advanced Practice Provider

Kimberly Schwartz, FNP-BC
Advanced Practice Provider

As your treatment at the Napa Pain Institute continues, we may ask you to provide us with more information, or share information with you — find more forms and information on the Patient Resources page.

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