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Services

We believe it takes a team of skilled, top-notch professionals, board certified physicians and state-of-the-art instrumentation and equipment to provide the level of care our patients deserve and have come to expect in the Big Horn Basin.  As a patient, we want you to have a feeling of safety and comfort so that you can begin the healing process.

Endoscopy/Colonoscopy

General Surgery

Ophthalmology

Click on the physician name for more info

Tanya Schnell, D.O.
Anesthesia

Andrea Chisholm, M.D.
Gynecology

Galen Mills, MD
Orthopedics

John Sielatycki, M.D.
Orthopedic/Spine Surgery

Thomas Etter, D.O.
General Surgery, Endoscopy/Colonoscopy

John Mansell, M.D.
Pain Management

Jeff Poffenbarger, M.D.
Neurosurgery

Barry P. Welch, M.D.
Ophthalmology/Cataracts

Greg S. Stewart, M.D.
Urology

Contact Northern Wyoming Surgical Center today to discuss your options for your next procedure.

Galen Mills, MD

Galen Mills, MD

3030 Big Horn Avenue, Billings Clinic Cody Orthopedics,ย Cody,ย WYย 82414
Tel: 307-527-7561

Specialty: Orthopedics

Fellowship:ย Taos Orthopedic Institute,ย Orthopedic Surgery Sports,ย 2024

Residency:ย UT Health San Antonio,ย Orthopedic Surgery,ย 2023

Medical School:ย University of Washington,ย MD,ย 2018

Lael Beachler

Lael Beachler, DPM (Owner)

Bighorn Ankle and Foot
424 Yellowstone Ave., Suite 250
Cody, WY 82414
Tel: (307) 527-9191

Specialty: Podiatry
Board Certified: Foot and Ankle Surgery
Medical Training: Midwestern, Glendale
Residency: Legacy Health/Kaiser Permanente Foundation

Jimmie Biles

Jimmie Biles, MD (Owner)

Yellowstone Sports Medicine
720 Lindsay Lane, Suite B
Cody, WY 82414
Tel: (307) 578-1953

Specialty: Surgery
Board Certified: Orthopedic Sports Medicine
Medical School: University of Texas Medical School at Houston
Residency: University Hospital - Mississippi
Fellowship: University of Oklahoma Health Sciences Center

Millie Boyd

Millie Boyd, MD

Wyoming Perioperative Anesthesia Consultants
732 Lindsay Ln
Cody, WY 82414

Specialty: Anesthesia
Board Certified: Anesthesia
Medical School: University of Washington School of Medicine
Residency: Mayo Clinic School of Graduate Medical Education

Andrea Chisholm

Andrea Chisholm, MD

Cody Regional Health - Obstetrics & Gynecology
424 Yellowstone Ave., Suite 330
Cody, WY 82414
Tel: (307) 578-2770

Specialty: Gynecology
Board Certified: OB & Gynecology
Medical School: St Georgeโ€™s University School of Medicine
Residency: St Lukeโ€™s Roosevelt Medical Center

Stephen Emery

Stephen Emery, MD (Owner)

Cody Regional Health - Orthopaedics
720 Lindsay Lane, Suite C
Cody, WY 82414
Tel: (307) 578-2180

Specialty: Orthopedics
Board Certified: Orthopedic Surgery
Medical School: University of Texas Medical School at Galveston
Residency: Brooke Army Medical Center
Fellowship: Alamo Bone & Joint Clinic

Thomas Etter, DO

Stephen Thomas Etter, DO (Owner)

Cody Surgical Associates
902 Blackburn St.
Cody, WY 82414
Tel: (307) 296-1355

Specialty: General Surgery
Board Certified: General & Vascular Surgery
Medical School: Kirksville College of Osteopathic Med.
Residency: Northeast Regional Medical Center

Allen Gee

Allen Gee, MD, Ph.D

Frontier Neurosciences
702 Platinum Ave.
Cody, WY 82414
Tel: (307) 578-1985

Specialty: Neurology
Board Certified: Neurology
Medical School: University of Nebraska
Residency: University of Utah Medical Center

Terry Parsons

Terry Parsons, MD

Wyoming Perioperative Anesthesia Consultants
732 Lindsay Ln
Cody, WY 82414

Specialty: Anesthesia
Board Certified: Anesthesia
Medical School: University of Iowa College of Medicine
Residency: University of Iowa Hospitals and Clinics

Jeff Poffenbarger

Jeff Poffenbarger, MD (Owner)

Big Horn Medical Center
1728 8th St.
Cody, WY 82414
Tel: (307) 578-1955

Specialty: Neurosurgery
Board Certified: Neurosurgery
Medical School: Georgetown University
Residency: Walter Reed Army Medical Center

Christopher Rice

Christopher Rice, MD (Owner)

Cody Regional Health - Orthopaedics
720 Lindsay Lane, Suite C
Cody, WY 82414
Tel: (307) 578-2180

Specialty: Orthopedic Surgery
Board Certified: Orthopedic Surgery
Medical School: University of Utah Health Sciences Center
Residency: University of Wisconsin Hospitals
Fellowship: HealthPartners/Regions Hospital Hand Surgery

Mark Ryzewicz

Mark Ryzewicz, MD (Owner)

Cody Regional Health - Orthopaedics
720 Lindsay Lane, Suite C
Cody, WY 82414
Tel: (307) 578-2180

Specialty: Orthopedic Surgery
Board Certified: Orthopedic Surgery
Medical School: Vanderbilt University
Residency: University of Colorado Health Sciences Center
Fellowship: Mt. Sinai School of Medicine & New York University

Tanya Schnell

Tanya Schnell, DO

Wyoming Perioperative Anesthesia Consultants
732 Lindsay Ln
Cody, WY 82414

Specialty: Anesthesia
Board Certified: Anesthesia
Medical School: Michigan State University, College of Osteopathic Medicine
Residency: Ingham Regional Medical Center

John Sielatycki

John Sielatycki, MD

Yellowstone Sports Medicine
720 Lindsay Lane, Suite B
Cody, WY 82414
Tel: (307) 578-1953

Specialty: Orthopedic Surgery
Board Certified: Orthopedic Surgery
Medical School: Penn State Hershey Medical Center
Residency: Vanderbilt University Medical Center
Fellowship: Columbia University

Gregory Stewart

Gregory Stewart, MD (Owner)

Urological Services of Northern Wyoming
225 Yellowstone Ave., Suite 9
Cody, WY 82414
Tel: (307) 587-5131

Specialty: Urology
Board Certified: Urology
Medical School: University of California Davis
Residency: Loma Linda University Medical Center

Barry Welch

Barry Welch, MD (Owner)

Northern Wyoming Ophthalmology
424 Yellowstone Ave., Suite 110
Cody, WY 82414
Tel: (307) 587-5538

Specialty: Ophthalmology
Board Certified: Ophthalmology
Medical School: Creighton University
Residency: University of Minnesota Hospital and Clinic

Charles Welch

Charles Welch, MD (Owner)

1613 Stampede Ave., Suite A
Cody, WY 82414
Tel: (307) 587-9800

Specialty: General Surgery
Board Certified: General & Vascular Surgery
Medical School: Creighton University
Residency: University of New Mexico School of Medicine

John Mansell, MD

John Mansell, MD

3100 West Lakeway Rd. , Suite 3
Gillette, WY 82718
Tel: (307) 257-6693

Specialty: Pain Management / Anesthesia
Board Certified: Pain Medicine & Anesthesiology
Medical School: University of South Alabama
Residency: Ochsner Clinic Foundation