The medical staff at Marysville Surgical Center is dedicated to providing the highest quality care to our patients.
Anesthesiology
Doctor's Anesthesia Services of Columbus Contact Phone #: 614-761-1255 ext 590 Address for billing:
Doctor's Anesthesia Services of Columbus
Dept L #2312
Columbus, Ohio 43260
Bill Calhoon, CRNA
Brett Wheeler, MD Christine Prok, CRNA
Christine Saas, CRNA Drew Hicks, CRNA James Helgreen, DO James Steen, CRNA Kari Fuscardo, CRNA Mark Hatfield, MD Michael Koumas, DO Mike Tarpoff, CRNA Pat White, CRNA Rebecca Keylor, CRNA Richard Maier, DO Rita McCloskey, CRNA Sam Westenskow Ted Nicol, CRNA
General Surgery & GI Endoscopy
Bradley A. Bryan, MD
Donald E. Reed, MD
Obstetrics & Gynecology
Frank R. Raymond, DO
Matthew T. Hazelbaker, MD
Neil Niemi, MD
Trista F. Schrickel, MD
Ophthamology
Charlotte M Agnone, MD
Jennifer A. Morrison, MD
Orthopedic Surgery
R. Mark Stover, DO
Plastic & Reconstructive Surgery
Brian K. Dorner, MD
Podiatry
Jane E. Graebner, DPM
Roger Hamm, DPM
John S. Phillips, DPM
George M. Rutan, DPM
Lewis M. Vinchinsky, DPM
Susan Yu, DPM
Urology
Gregory S. Knudson, MD
* Please see Legal Information page for important information about your physician's relationship to this center.
Angela Wang, M.D.
Office Contact Information:
Digestive Disease Specialists
1001 Division St. Ste. A
Prescott, AZ 86301
Tel 928-445-4066
Fax 928-445-4345
Education:
Medical School: Federal University of Pernambuco in Recife, Brazil (1984-1990)
Residency: Internal Medicine, State Univeristy of New York at Buffalo
Internship: Internal Medicine, State Univeristy of New York at Buffalo
Fellowship: Gastroenterology, State Univeristy of New York at Buffalo
Certifications:
American Board of Internal Medicine
American Board of Gastroenterology
Medical Areas of Interest:
Colon cancer prevention
Liver diseases
Gastroesophageal reflux disease
Association Memberships:
American Society of Gastrointestinal Endoscopy (ASGE)
Professional History:
Gastroenterologist, private practice
Medical Staff, Yavapai Regional Medical Center
Brian Schilperoort, M.D.
Office Contact Information:
Southwest Surgery of Yavapai County, Inc
1223 Willow Creek Rd.
Prescott, AZ 86301
Tel 928-445-3055
Fax 928-445-4732
Website: www.southwestsurgery.net
Education:
Undergraduate -University of California-Davis, B.S. Biochemistry summa cum laude (1977-1980)
Graduate: Multnomah School of the Bible, Certificate in Bible (1990-1991)
Medical School - University of California-Davis (1980-1985)
Internship - Family Practice, San Bernardino County Medical Center, San Bernardino, CA (1985-1986)
Residency - General Surgery, San Joaquin County Hospital, Stockton, CA (1986-1990)
Certifications:
Fellow, American College of Surgeons
Board Certified, American Board of Surgery
Areas of Interests: Gallbladder, hernias, breast cancer, colon cancer, tyroid, varicose veins
Association Memberships:
Christian Medical and Dental Association
Professional History:
Chairman of the Board, Tri-City Surgery Center, Prescott, AZ
Prior Chief of Surgery, Woodland Park Hospital, Portland, OR
Prior Chief of Surgery, Mount Hood Medical Center, Gresham, OR
Moved to Prescott, AZ in 1997. Purchased Dr. Robert Bricker's surgical practice upon his retirement.
Family: Dr. Schilperoort is married to Catherine Pedigo, MD. They have three children, Troy, Kelsey and Adam. His hobbies include fishing and hiking. He enjoys spending time with his family and church, Harvest Bible Chapel.
Eric Nelson, M.D.
Office Contact Information:
Southwest Surgery of Yavapai County, Inc
1223 Willow Creek Rd.
Prescott, AZ 86301
Tel 928-445-3055
Fax 928-445-4732
Website: www.southwestsurgery.net
Education:
Wheaton College BS in Chemistry, graduated Cum laude 1987-1991
University of Illinois, Doctor of Medicine (MD) 1991-1995
Grand Rapids/Michigan State University General Surgery Residency 1995-2000
University of Louisville/ Kleinert Institute Hand Fellowship 2000-2001
Board Certified in General Surgery
Board Certified in Hand Surgery.
Dr. Nelson has been in Prescott since completing his training in 2001. He practices both General Surgery and Hand surgery and is board certified in both specialties.
Dr Nelson has expertise in hand, laparoscopic, and endocrine surgery, and well as gastrointestinal endoscopy. He is currently the Chairman of the Department of Surgery at Yavapai Regional Medical Center.
He resides in Prescott with his wife Heather and four small children and loves it. He is an avid commuter cyclist and mountain biker.
Stephen T. Linn, M.D.
Office Contact Information:
Stephen T. Linn, MD, PLLC
311 Clearwater, Suite B
Prescott, AZ 86305
Phone: 928-541-1250
Fax: 928-541-1310 Education:
Undergraduate: University of North Dakota (1978-1982)
Medical School: University of North Dakota (1982-1986)
Residency: Phoenix Integrated Residency in OB-GYN
Certifications:
Board Certified, recertified annually
Medical Areas of Interest:
Nonsurgical & minimally invasive surgery to care for GYN problems
Association Memberships:
American Medical Association
American Association of Gynecologic Laparoscopists
Professional History:
Prior to establishing his solo practice in Prescott in 2005, Dr. Linn practiced in Scottsdale for 15 years.
Dr. Linn has been married for 25 years. He and his wife have 3 young boys. He enjoys coaching youth baseball and basketball
Mark Fetter, M.D.
Office Contact Information:
1615 Petroglyth Pointe Dr.
Prescott, AZ 86301
Tel 928-777-0200
Mark D. Fetter, M.D., who heads the Advanced Plastic Surgery Center, is an exquisitely trained plastic surgeon offering the complete range of facial and body procedures, and he is a specialist in performing delicate hand procedures. He has served patients from throughout Northern Arizona since 1996.
A Certified Diplomate of the American Board of Plastic Surgery and the American Board of Surgery, Dr. Fetter earned his medical degree at Wright State University School of Medicine in Dayton, Ohio. He completed a general surgery residency at the Medical College of Ohio, followed by a residency in plastic surgery at The Cleveland Clinic Foundation. He served as a hand surgery Fellow at Rush-Presbyterian-St. Luke's Medical Center in Chicago.
Dr. Fetter, a staff member at Yavapai Regional Medical Center in Prescott, is a Fellow of the American College of Surgeons, and a member of the American Society of Plastic Surgeons, the American Medical Association, and the Arizona State Medical Association. He also serves as a faculty member at Midwestern University College of Osteopathic Medicine.
He and his wife Karin have three sons and they reside in Prescott.
Spencer Schuenman, D.O.
Office Contact Information:
Northern Arizona Orthopaedics
3237 N. Windsong
Prescott Valley, AZ 86314
Phone 928-772-5320
Fax 928-772-5319 www.summitctr.net
Education:
Undergraduate - Brigham Young University, B.A. German (1983-1984, 1989-1993)
Medical School - Philadelphia School of Osteropathic Medicine, D.O. (1993-1997)
Internship - Michigan State University and Garden City Hospital
Residency - Michigan State University and Garden City Hospital
Certifications:
American Osteropathic Academy of Orthopaedic Surgeons
Diplomat, National Board of Osteropathic Medical Examiners
Arizona Board of Osteopathic Physicians & Surgeons
Association Memberships:
American Osteropathic Academy of Orthopaedic Surgeons
American Osteopathic Association
Arizona Osteopathic Medical Association
Professional History:
Private Practice in Arizona (2004-Present)
Private Practice in West Virginia (2002-2004)
Family: Dr. Schuenman and his wife, Krista, have size children. He enjoys fly fishing.
Timothy Bonatus, D.O.
Office Contact Information:
Northern Arizona Orthopedics
1485 N. Turquoise Dr. Ste. 200
Flagstaff, AZ 86001
Phone: 928-774-7757
Fax: 928-774-7767 www.summitctr.net
Education:
Undergraduate: University of California, San Diego (1974-1979)
Medical School: Midwestern University/Chicago Osteopathic (1979-1983)
Residency: US Naval Hospital Oakland - Orthopedics
Internship: US Naval Hospital Oakland - General Surgery
Fellowship: US Davis Medical Center - Trauma
Certifications:
American Board of Orthopaedic Surgery
Medical Areas of Interest:
Adult Reconstruction
Trama
Association Memberships:
Arizona Osteopathic Medical Association
Orthopedic Trauma Association
Arizona Orthopedic Society
Western Orthopedic Association
American Academy of Orthopedic Surgeons
Dr. Bonatus enjoys outdoor sports, including hiking, biking, skiing, sailing and scuba diving.
Kyle F. Norris, M.D.
Office Contact Information:
Northern Arizona Orthopedics
1485 N. Turquoise Dr. Ste. 200
Flagstaff, AZ 86001
Phone: 928-774-7757
Fax: 928-774-7767 www.summitctr.net
Angela Wang, M.D. 
Mark Fetter, M.D. 
Timothy Bonatus, D.O. 
Kyle F. Norris, M.D.