
Janice Ostermiller, NP
Neurology
Highlights
Age Groups Seen
- Adult 19-64
- Older Adult >65
Languages
- English
Gender
FemaleHospital Affiliation
- St. Vincent Regional Hospital
About
About The Provider
Jan Ostermiller, NP, is a nurse practitioner at St. Vincent Neurosurgery in Billings, Montana. A native of Billings, Jan is proud to serve patients in her hometown. She offers compassionate, patient-centered care and takes a holistic approach to medicine, encouraging patients to actively participate in the prevention and management of their health.
Jan’s clinical interests include treating and managing Parkinson’s disease, tremor disorders, memory issues, and migraines. She has a special focus on deep brain stimulation therapy and enjoys assisting with deep brain stimulator implantation because of the often quick and noticeable improvements it can offer many patients.
Outside of work, Jan enjoys cooking, spending time outdoors, and traveling with her family. She and her husband have three daughters and value making the most of their time together by exploring new places and appreciating Montana’s natural beauty.
Locations
- St. Vincent Neurosurgery
- 1041 North 29th Street, Billings, MT 59101
- Get Directions
- Phone: 406-237-5577
- Fax: 406-237-5575
Expertise
Education
- Graduate: Montana State University-Bozeman, 2014
- Other: Regis University, 2004
Board Certifications
- American Nurses Credentialing Center, 2014
Licensed States
- License ID: NUR-RN-LIC-44791, State: MT
- License ID: NUR-APRN-LIC-100869, State: MT
Reviews
5 of 5 stars
23 Ratings, 4 ReviewsThe Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.
- 5 out of 5 starsReviewed on 7/24/2026
Excellent!!
- 5 out of 5 starsReviewed on 6/6/2026
I liked her very much and found her to be a very professional and caring individual.
- 5 out of 5 starsReviewed on 5/10/2026
I will continue to work with her
- 5 out of 5 starsReviewed on 4/29/2026
Jan is awesome, we felt like we’ve known her for yearspp. She knew what she was doing, and you could tell that she really cared. Kudos to Jan.