Dr. Hollenbaugh is on Doximity
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Office
St Peter's Hospital
2475 E Broadway St
Helena, MT 59601
Education & Training
University of Wisconsin Hospitals and ClinicsResidency, Anesthesiology, 1989 - 1992
University of Washington School of MedicineClass of 1988
Certifications & Licensure
MT State Medical License 2018 - 2026
WI State Medical License 1989 - 2025
TX State Medical License 1992 - 1998
IL State Medical License 1991 - 1991- American Board of Anesthesiology Anesthesiology
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