Skip to Content
Close Icon

Our Team

  • Medical Staff

  • Thomas E. Walsh, MD

    Thomas E. Walsh, MD

    Medical Staff

    Locations: Centralia, Corning, Onaga

    Position: Physician

    Medical Services: Diabetic Care, Emergency Department, Men's Health, Women's Health, Youth Services, Family Medicine

    See My Bio
  • Marcus Weiser, DO

    Marcus Weiser, DO

    Medical Staff

    Location: Onaga

    Position: Physician

    Medical Services: Diabetic Care, Youth Services, Men's Health, Women's Health, Senior Care, Emergency Department, Family Medicine, Medical & Surgical Care, Birth Center

    See My Bio
  • David Allen, MD

    David Allen, MD

    Medical Staff

    Location: Holton

    Position: Physician

    Medical Services: Diabetic Care, Youth Services, Men's Health, Women's Health, Senior Care, Emergency Department, Family Medicine, Medical & Surgical Care, Birth Center

    See My Bio
  • Nancy J. Zidek, MD

    Nancy J. Zidek, MD

    Medical Staff

    Locations: Frankfort, Onaga, Holton

    Position: Physician

    Medical Services: Diabetic Care, Men's Health, Senior Care, Women's Health, Youth Services, Emergency Department, Family Medicine, Birth Center

    See My Bio
  • Melissa Goulart, DO

    Melissa Goulart, DO

    Medical Staff

    Location: St. Marys

    Position: Physician

    Medical Services: Diabetic Care, Men's Health, Senior Care, Women's Health, Youth Services, Family Medicine

  • Nicholas Cahoj, MD

    Nicholas Cahoj, MD

    Medical Staff

    Location: Westmoreland

    Position: Physician

    Medical Services: Diabetic Care, Youth Services, Men's Health, Women's Health, Senior Care, Family Medicine

    See My Bio
  • Kendra Reith, MD

    Kendra Reith, MD

    Medical Staff

    Locations: Centralia, Corning, Onaga

    Position: Physician

    Medical Services: Diabetic Care, Emergency Department, Family Medicine, Men's Health, Senior Care, Women's Health, Youth Services, Birth Center

    See My Bio
  • Rebecca Simon, MD

    Rebecca Simon, MD

    Medical Staff

    Location: Onaga

    Position: Physician

    Medical Service: Emergency Department

  • John Meriwether, MD

    John Meriwether, MD

    Medical Staff

    Location: Onaga

    Position: Physician

    Medical Service: Emergency Department

    See My Bio
  • David Cancelada, MD

    David Cancelada, MD

    Medical Staff

    Locations: Onaga, Holton, St. Marys

    Position: Surgery

    Medical Services: Specialty Clinics, Medical & Surgical Care

    See My Bio
  • Dagoberto Heredia, MD

    Dagoberto Heredia, MD

    Medical Staff

    Location: Holton

    Position: Psychiatry

    Medical Services: Youth Services, Mental Health Services

    See My Bio
  • Bonnie McKinsey, APRN-C

    Bonnie McKinsey, APRN-C

    Medical Staff

    Location: Onaga

    Position: Advanced Practitioner

    Medical Service: Emergency Department

    See My Bio
  • Nancy Bosse, APRN‐C

    Nancy Bosse, APRN‐C

    Medical Staff

    Locations: Onaga, Westmoreland

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Youth Services, Men's Health, Women's Health, Senior Care, Emergency Department, Family Medicine

    See My Bio
  • Julia Ingwerson, APRN‐C

    Julia Ingwerson, APRN‐C

    Medical Staff

    Location: St. Marys

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Men's Health, Senior Care, Women's Health, Youth Services, Family Medicine

    See My Bio
  • Debra Rezac, APRN‐C

    Debra Rezac, APRN‐C

    Medical Staff

    Location: Onaga

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Men's Health, Senior Care, Women's Health, Youth Services, Emergency Department, Family Medicine

    See My Bio
  • Andrew Barnes, APRN‐C

    Andrew Barnes, APRN‐C

    Medical Staff

    Locations: Centralia, Onaga

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Men's Health, Women's Health, Youth Services, Senior Care, Emergency Department, Family Medicine

    See My Bio
  • Heather Myers, APRN‐C

    Heather Myers, APRN‐C

    Medical Staff

    Location: Holton

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Youth Services, Men's Health, Women's Health, Senior Care, Family Medicine

    See My Bio
  • Kay Cummins, APRN‐C

    Kay Cummins, APRN‐C

    Medical Staff

    Locations: Frankfort, Centralia, Corning, Onaga, Holton, Westmoreland, St. Marys

    Position: Advanced Practitioner

    Medical Services: Emergency Department, Family Medicine

  • Amy Jones, MSN, APRN-C, FNP

    Amy Jones, MSN, APRN-C, FNP

    Medical Staff

    Location: Centralia

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Youth Services, Men's Health, Women's Health, Emergency Department, Family Medicine

    See My Bio
  • Michele Reisinger, DNP, APRN, FNP-BC

    Michele Reisinger, DNP, APRN, FNP-BC

    Medical Staff

    Locations: Corning, Onaga

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Men's Health, Women's Health, Wound Care, Youth Services, Senior Care, Emergency Department, Family Medicine

    See My Bio
  • Nicole Huey, MSN, APRN, FNP-C

    Nicole Huey, MSN, APRN, FNP-C

    Medical Staff

    Location: Holton

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Men's Health, Senior Care, Women's Health, Youth Services, Family Medicine

    See My Bio
  • Annie Crumbaker, PA‐C

    Annie Crumbaker, PA‐C

    Medical Staff

    Location: Westmoreland

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Men's Health, Senior Care, Women's Health, Youth Services, Family Medicine

    See My Bio
  • Jana Kramer, PA‐C

    Jana Kramer, PA‐C

    Medical Staff

    Location: Holton

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Youth Services, Men's Health, Women's Health, Senior Care, Family Medicine

    See My Bio
  • Sheila Talley, PA‐C

    Sheila Talley, PA‐C

    Medical Staff

    Location: Onaga

    Position: Advanced Practitioner

    Medical Service: Emergency Department

    See My Bio
  • Jeremy Jan Brandt, PA‐C

    Jeremy Jan Brandt, PA‐C

    Medical Staff

    Location: Frankfort

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Youth Services, Men's Health, Women's Health, Senior Care, Emergency Department, Family Medicine

    See My Bio
  • Marcy Evans, PA‐C

    Marcy Evans, PA‐C

    Medical Staff

    Location: Onaga

    Position: Advanced Practitioner

    Medical Service: Emergency Department

  • Claire Blumer, PA-C

    Claire Blumer, PA-C

    Medical Staff

    Location: Centralia

    Position: Advanced Practitioner

    Medical Services: Diabetic Care, Men's Health, Senior Care, Women's Health, Youth Services, Family Medicine

    See My Bio
  • Leah Buthorne, APRN

    Leah Buthorne, APRN

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Service: Specialty Clinics

  • Tiffany Engelken, APRN‐C

    Tiffany Engelken, APRN‐C

    Medical Staff

    Location: Onaga

    Position: Specialty Clinic Provider

    Medical Service: Specialty Clinics

    See My Bio
  • Gary McKnight, AuD

    Gary McKnight, AuD

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Services: Specialty Clinics, Audiology

    See My Bio
  • Kenneth Hobbs, DPM

    Kenneth Hobbs, DPM

    Medical Staff

    Locations: Holton, Onaga

    Position: Specialty Clinic Provider

    Medical Services: Podiatry, Specialty Clinics

    See My Bio
  • Timothy Gateley, DPM

    Timothy Gateley, DPM

    Medical Staff

    Location: Onaga

    Position: Specialty Clinic Provider

    Medical Services: Podiatry, Specialty Clinics, Medical & Surgical Care

    See My Bio
  • Hemant Boolani, MD

    Hemant Boolani, MD

    Medical Staff

    Location: St. Marys

    Position: Specialty Clinic Provider

    Medical Services: Specialty Clinics, Cardiac Care

    See My Bio
  • John Devine, MD

    John Devine, MD

    Medical Staff

    Location: Onaga

    Position: Specialty Clinic Provider

    Medical Services: Specialty Clinics, Medical & Surgical Care

    See My Bio
  • Michael McCoy, MD

    Michael McCoy, MD

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Service: Specialty Clinics

    See My Bio
  • Tyler Grindal, MD

    Tyler Grindal, MD

    Medical Staff

    Locations: Onaga, St. Marys

    Position: Specialty Clinic Provider

    Medical Services: Ear, Nose & Throat, Specialty Clinics, Medical & Surgical Care

    See My Bio
  • Shawn Magee, MD

    Shawn Magee, MD

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Service: Specialty Clinics

    See My Bio
  • Gilbert Katz, MD

    Gilbert Katz, MD

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Service: Cardiac Care

    See My Bio
  • Todd Trobough, MD

    Todd Trobough, MD

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Service: Women's Health

    See My Bio
  • Patrick Birkbeck, MD

    Patrick Birkbeck, MD

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Service: Cardiac Care

    See My Bio
  • Chen Chow, MD

    Chen Chow, MD

    Medical Staff

    Location: Onaga

    Position: Specialty Clinic Provider

    Medical Services: Specialty Clinics, Cardiac Care

    See My Bio
  • Thomas Doyle, MD

    Thomas Doyle, MD

    Medical Staff

    Location: St. Marys

    Position: Specialty Clinic Provider

    Medical Services: Specialty Clinics, Cardiac Care

    See My Bio
  • John Joliff, MD

    John Joliff, MD

    Medical Staff

    Location: Onaga

    Position: Specialty Clinic Provider

    Medical Services: Specialty Clinics, Cardiac Care

    See My Bio
  • Alfredo Iloreta, MD

    Alfredo Iloreta, MD

    Medical Staff

    Location: Onaga

    Position: Specialty Clinic Provider

    Medical Service: Medical & Surgical Care

    See My Bio
  • Sushmita Veloor

    Sushmita Veloor

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Service: Specialty Clinics

    See My Bio
  • Heidi Smith, DO

    Heidi Smith, DO

    Medical Staff

    Location: Onaga

    Position: Specialty Clinic Provider

    Medical Service: Specialty Clinics

    See My Bio
  • Brian Beard, MD

    Brian Beard, MD

    Medical Staff

    Location: Holton

    Position: Specialty Clinic Provider

    Medical Services: Specialty Clinics, Cardiac Care

  • Regina Gronewoller, LSCSW

    Regina Gronewoller, LSCSW

    Medical Staff

    Locations: Onaga, St. Marys

    Position: Counseling

    Medical Services: Youth Services, Mental Health Services

    See My Bio
  • Rebecca Kramer, CRNA

    Rebecca Kramer, CRNA

    Medical Staff

    Locations: Onaga, Holton, St. Marys

    Position: Anesthesia

    Medical Service: Medical & Surgical Care

    See My Bio
  • Scott McCormick, CRNA

    Scott McCormick, CRNA

    Medical Staff

    Locations: Onaga, Holton, St. Marys

    Position: Anesthesia

    Medical Service: Medical & Surgical Care

    See My Bio
  • Sam Jeffers, CRNA

    Sam Jeffers, CRNA

    Medical Staff

    Locations: Onaga, Holton, St. Marys

    Position: Anesthesia

    Medical Service: Medical & Surgical Care

  • Merica Surdez, APRN‐C

    Merica Surdez, APRN‐C

    Executive Team, Medical Staff

    Location: Onaga

    Position: Chief of Provider and Clinic Operations

    Medical Services: Diabetic Care, Men's Health, Senior Care, Women's Health, Youth Services, Emergency Department, Family Medicine

    See My Bio