Wound Care Team

  • Photo of Mark Ranzinger

    Mark Ranzinger, MD, FACS

    Specialty: General Surgery, Vascular Surgery

    Gerig Surgical Associates
    2006 S Main St, Goshen, IN 46526 Directions

    574-535-9100


    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560


    Goshen Surgery Center
    1605 Winsted Dr, Goshen, IN 46526 Directions

    574-364-4730

    View Information

    Biography

    Mark Ranzinger, MD, FACS, is a board certified general surgeon who performs a broad range of surgical procedures. Dr. Ranzinger focuses on minimally invasive surgery using laparoscopic approaches for benign conditions, such as gastroesophageal reflux, paraesophageal hernias, achalasia, splenic diseases and hernias. He also is trained in surgery for certain cancers of the pancreas, adrenal glands and colon.

    Philosophy of Care

    Throughout his career, Dr. Ranzinger has received numerous honors and awards, both as a teacher and surgeon. Dr. Ranzinger views surgery as a combination of art and science. He believes good clinical judgment is developed by a commitment to lifelong learning and by giving every patient the time and personalized care they need and deserve.

    Research/Clinical Interest

    • Endoscopy
      • colon & upper GI tract
    • Wound Care Management
      • hyperbaric oxygen therapy
    • Abdominal Surgery
      • hernias
      • gallbladder
      • inflammatory bowel disease
      • acid reflux/GERD
      • colon
      • small bowel
      • tumor
    • Minimally Invasive Surgery

    Education

    Education and training:
    Bachelor of Arts
    Walla Walla College, Walla Walla, Washington

    Master of Public Health
    Loma Linda University School of Public Health, University of East Africa Campus, Baraton, Kenya

    Doctor of Medicine
    Loma Linda University School of Medicine, Loma Linda, California

    Internship:
    Wright State University, Dayton, Ohio

    Residency:
    General Surgery
    Wright State University, Dayton, Ohio

  • Photo of Nathaniel Dew

    Nathaniel Dew, MD, FACS

    Specialty: General Surgery, Vascular Surgery
    Welcoming new patients

    Gerig Surgical Associates
    2006 S Main St, Goshen, IN 46526 Directions

    574-535-9100


    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560


    Goshen Surgery Center
    1605 Winsted Dr, Goshen, IN 46526 Directions

    574-364-4730

    View Information

    Biography

    Nathaniel Dew, MD, FACS, has received advanced training in general and vascular surgery, allowing him to perform a wide range of surgical procedures. Dr. Dew is uniquely qualified to diagnose problems and recommend the most appropriate therapy, which may or may not include surgery, as a general surgeon. He may prescribe preventive steps to help patients maintain a healthy, active lifestyle without surgical intervention. If surgery is needed, Dr. Dew incorporates the most advanced techniques and approaches available, such as endoscopy and laparoscopy, to help improve outcomes while reducing stress on the patient.

    Philosophy of Care

    Dr. Dew is committed to providing patients with the latest medical therapies and helping to improve their overall health. He believes and may prescribe preventive steps to help patients maintain a healthy, active lifestyle without surgical intervention.

    Research/Clinical Interest

    • Minimally invasive surgery of the chest, abdomen, pelvis, vascular system and endocrine system.
    • Chronic or slow-healing wounds
    • Planning therapies and interventions to save limbs

    Education

    Board certified in General Surgery

    Education and training:
    Doctor of Medicine
    Indiana University School of Medicine | Indianapolis, IN

    Internship/ Residency:
    General surgery
    Baylor University Medical Center | Dallas, TX

  • Photo of Daniel Diener

    Daniel Diener, MD

    Specialty: General Surgery, Vascular Surgery
    Welcoming new patients
    Other languages: Spanish

    Gerig Surgical Associates
    2006 S Main St, Goshen, IN 46526 Directions

    574-535-9100


    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560


    Goshen Surgery Center
    1605 Winsted Dr, Goshen, IN 46526 Directions

    574-364-4730

    View Information

    Biography

    Daniel Diener is a board-certified surgeon specializing in minimally invasive surgery of the chest, abdomen, pelvis, vascular system and endocrine system, as well as wounds. He utilizes the latest medical technologies, such as endovascular and laparoscopy, to improve outcomes and reduce recovery times for his patients.

    Philosophy of Care

    As a dedicated physician, Dr. Diener is uniquely qualified to diagnose health issues and recommend the most appropriate course of treatment. In some cases, he may prescribe preventive steps to help patients maintain a healthy and active lifestyle without surgical intervention.

    Research/Clinical Interest

    Minimally invasive surgery:

    • chest
    • abdomen
    • pelvis
    • vascular
    • endocrine
    • wound care management

    Education

    Education and training:
    Doctor of Medicine
    University of Puerto Rico School of Medicine, Rio Piedras, Puerto Rico

    Bachelor of Arts
    Goshen College, Goshen, Indiana

    Internship:
    Baylor University Medical Center
    Dallas, Texas

    Residency:
    General Surgery
    Baylor University Medical Center, Dallas, Texas

  • Photo of Kevin Gerig

    Kevin Gerig, MD, FACS

    Specialty: General Surgery, Vascular Surgery
    Welcoming new patients

    Gerig Surgical Associates
    2006 S Main St, Goshen, IN 46526 Directions

    574-535-9100


    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560


    Goshen Surgery Center
    1605 Winsted Dr, Goshen, IN 46526 Directions

    574-364-4730

    View Information

    Biography

    Kevin Gerig, MD, FACS, is a board certified surgeon who works with the Gerig Surgical Associates, P.C. He is dedicated to offering his patients the highest quality and level of care while keeping them informed about the procedures he uses. Dr. Gerig received advanced training in general and vascular surgery. This training allows him to perform a wide range of surgical procedures. Dr. Gerig is uniquely qualified to diagnose problems and recommend the most appropriate therapy, which may or may not include surgery. He may prescribe preventive steps to help patients maintain a healthy, active lifestyle without surgical intervention. If surgery is needed, Dr. Gerig incorporates the most advanced techniques and approaches available, specializing in endoscopy of the colon and upper gastrointestinal tract.

    Research/Clinical Interest

    • Endoscopy
      • colon & upper GI tract
    • Wound Care Management
      • hyperbaric oxygen therapy
    • Abdominal Surgery
      • hernias
      • gallbladder
      • inflammatory bowel disease
      • acid reflux/GERD
      • colon
      • small bowel
      • tumor

    Education

    Education and training:
    ‍Bachelor of Arts,
    Goshen College, Goshen

    Doctor of Medicine
    Indiana University School of Medicine, Indianapolis, Indiana

    Internship:
    Akron City Hospital, Akron, Ohio

    Residency
    General Surgery
    Akron City Hospital, Akron, Ohio

  • Photo of Kevin Houseman

    Kevin Houseman, DPM

    Specialty: Podiatry
    Interests: comprehensive foot and ankle care, lower extremity wound care
    Welcoming new patients

    Goshen Physicians Orthopedics & Sports Medicine
    1824 Dorchester Ct, Goshen, IN 46526 Directions

    574-534-2548


    Goshen Physicians Osteopathic Family Clinic - Nappanee
    1953 Waterfall Dr, Nappanee, IN 46550 Directions

    574-534-2548


    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560


    Goshen Surgery Center
    1605 Winsted Dr, Goshen, IN 46526 Directions

    574-364-4730

    View Information

    Biography

    Dr. Kevin Houseman is a podiatrist with Goshen Physicians Orthopedics & Sports Medicine. Dr. Houseman is certified in foot surgery by the American Board of Foot and Ankle Surgery®. Nearly a decade of education, training and private practice have advanced his proficiency in diagnosing and treating diseases, deformities, disorders and traumatic injuries of the foot and ankle.

    A leader in wound care, Dr. Houseman has extensive experience providing diabetic wound care and limb preservation. His comprehensive approach to wound management includes coordination of hyperbaric oxygen therapy at Goshen Wound Clinic to accelerate healing of chronic wounds.

    Dr. Houseman’s clinical experience has taken him from outpatient and inpatient settings to the emergency room and surgery center. The broad range of conditions he treats include toenail conditions, fractures, sprains, strains and tendonitis of the foot and ankle. Dr. Houseman also provides care for plantar fasciitis, flat foot pain, bunions and hammertoes.

     

    Philosophy of Care

    Dr. Houseman believes in treating each patient as he would a family member. He provides compassionate care that is individually based to promote the best outcome for the patient.

    Research/Clinical Interest

    • Wound care
    • Limb preservation
    • Toenail conditions
    • Fractures
    • Sprains
    • Strains
    • Tendonitis of the foot and ankle
    • Plantar fasciitis
    • Flat foot pain
    • Bunions
    • Hammertoes

    Education

    Board Certified – Foot Surgery

    Education and training:
    Doctor of Podiatric Medicine
    Ohio College of Podiatric Medicine | Independence, OH

    Residency:
    Podiatric Medicine and Surgery
    Henry Ford Wyandotte Hospital | Wyandotte, MI

  • John Larson, MD

    Specialty: Family Medicine

    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560

  • Photo of John Martens

    John Martens, MD, FACS

    Specialty: General Surgery, Vascular Surgery
    Welcoming new patients

    Gerig Surgical Associates
    2006 S Main St, Goshen, IN 46526 Directions

    574-535-9100


    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560

    View Information

    Biography

    John Martens, MD, FACS, is a board certified surgeon who provides compassionate care to his patients while offering them the most advanced diagnostic options and surgical treatments available. Dr. Martens has received advanced training in general and vascular surgery, allowing him to perform a wide range of surgical procedures. He is also uniquely qualified to diagnose problems and recommend the most appropriate therapy for his patients, which may or may not include surgery. Instead, he may prescribe preventive steps to help patients maintain a healthy, active lifestyle without surgical intervention. If surgery is needed, Dr. Martens incorporates advanced techniques, such as endoscopy and laparoscopy, to ensure patients are less apprehensive about their outcomes.

    Philosophy of Care

    As a general surgeon, Dr. Martens is uniquely qualified to diagnose problems and recommend the most appropriate therapy for patients, which may or may not include surgery.  He may prescribe preventive steps to help patients maintain a healthy, active lifestyle without surgical intervention.

    Research/Clinical Interest

    • Minimally invasive surgery of the chest, abdomen, pelvis, vascular system and endocrine system.
    • Chronic or slow-healing wounds
    • Planning therapies and interventions to save limbs

    Education

    Board certified in General Surgery

    Education and training:
    Doctor of Medicine
    Indiana University School of Medicine, Indianapolis

    Internship:
    General Surgery
    St. Mary’s Hospital, Grand Rapids, MI

    Residency:
    General Surgery
    Blodgett Memorial Hospital, Grand Rapids, MI

  • Julia Pagano, DPM

    Specialty: Podiatry

    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560

  • Timothy Quist, DPM

    Specialty: Podiatry


    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560

  • Photo of Tracy Vander Reyden

    Tracy Vander Reyden, NP

    Specialty: General Surgery

    Gerig Surgical Associates
    2006 S Main St, Goshen, IN 46526 Directions

    574-535-9100


    Goshen Wound & Hyperbaric Center
    2006 S Main St, Goshen, IN 46526 Directions

    574-364-4560

    View Information

    Biography

    Tracy Vander Reyden is a certified nurse practitioner. Her extensive nursing and advanced practice nursing background includes caring for patients while hospitalized, in the emergency department, and in various clinic settings.

    Research/Clinical Interest

    • Preoperative and postoperative patient care
    • Health & wellness patient education

    Education

    Certified Nurse Practitioner

    Education:
    Master of Science in Nursing
    Valpariaso University, Valparaiso, IN

    Bachelor of Science in Nursing
    Goshen College, Goshen, IN