Helena Orthopaedic Clinic
Meet Our Providers
Erik Bergquist, MD
Board-Certified Orthopaedic Surgeon
- Hand and Upper Extremity Surgery
- Arthroscopic Surgery
- Arthritis of the Shoulder, Elbow, and Hand
- Microsurgery
- Nerve Surgery
- Trauma
Peter D. Hanson, MD
Board-Certified Orthopaedic Surgeon
- Foot & Ankle Care
- Arthroscopic Surgery
- Joint Replacement
- Trauma
- General Orthopaedics
John D. Michelotti, MD
Board-Certified Orthopaedic SurgeonBoard-Certified in Sports Medicine
- Sports Medicine Including Team Care and Athletes of All Ages
- Arthroscopic Surgery of the Knee, Shoulder, and Hip
- Knee Surgery and Reconstruction
- Shoulder Surgery Reconstruction
- Orthopaedic Trauma
- Pediatric Orthopaedics
- Arthritis of the Knee and Shoulder
Calvin L. Schlepp, MD
Orthopaedic Surgeon
- Sports Medicine Including Team Care and Athletes of All Ages
- Total Joint Replacement
- Anterior Total Hip Replacement
- Arthroscopic Surgery of the Knee, Shoulder, and Hip
- Knee Surgery and Reconstruction
- Shoulder Surgery Reconstruction
- Orthopaedic Trauma
- Pediatric Orthopaedics
- Arthritis of the Knee and Shoulder
Allen M. Weinert, Jr., MD
Board-Certified in Physical Medicine and Rehabilitation
- Physical Medicine and Rehabilitation
Kelli Carman, PA-C
Certified Physician Assistant
Salvatore Giovenco, PA-C
Certified Physician Assistant
Lindsey N. Maierle, PA-C
Certified Physician Assistant
Jamie Mashek, PA-C
Board-Certified Physician AssistantSpine Care
Kelli Sebestyen, PA-C
Certified Physician Assistant
Lacy D. Walters, PA-C
Certified Physician Assistant

Make an Appointment (406) 457-4100
Hospital Affiliations
Our surgeons practice at the following hospitals:
Office Directory
Always feel free to contact our office and our trained staff will assist you in any way possible.
Phone (406) 457-4100Last Modified: November 5, 2020 | Nondiscrimination Notice