Provider Moves Staging

Body

Provider Moves | May 2026

New Providers

Munson Medical Center

Kayla Vermeer, PA

Kayla Vermeer, PA
Neurosurgery

Munson Neurosurgery
Phone: 231-392-0640
Fax: 231-392-0643
Direct Trust Email:

Board Certification:
Graduate Education:

Otsego Memorial Hospital

Angela Erber, CNM

Angela Erber, CNM
Obstetrics

Munson Healthcare Grayling OBGYN
Phone: 989-348-0550
Fax: 989-348-0473
Direct Trust Email:

Board Certification: Midwifery
Graduate Education: Frontier Nursing University
Jessica Neuroth, DO

Jessica Neuroth, DO
Family Medicine

Munson Healthcare OMH Medical Group - Lewiston
Phone: 989-786-4877
Direct Trust Email:

Board Certifications: Family Medicine/OMT
Residency: McLaren Bay Region
Medical Education: Michigan State University College of Osteopathic Medicine

Office Changes

Munson Medical Center

Erica Austin, DO
Neurology

Munson Neurohospitalist Service

Manistee Hospital

Ruben Barroso, DO

Ruben Barroso, DO
Family Medicine

Munson Healthcare Manistee Primary Care
Phone: 231-398-1840
Direct Trust Email: RBARROSO@direct.mhc.net
Cassandra Guenthardt, NP

Cassandra Guenthardt, NP
Family Medicine

Munson Healthcare Manistee Primary Care
Phone: 231-398-1840
Direct Trust Email: CGUENTHARDT2@direct.mhc.net
Charles VandenBerg, DO

Charles VandenBerg, DO
Family Medicine

Birch Shore Primary Care
William Weiner, MD

William Weiner, MD
Internal Medicine, Pediatrics

Munson Healthcare Manistee Primary Care
Phone: 231-398-1840
Direct Trust Email: WWEINER@direct.mhc.net

Retired Providers

Charlevoix Hospital

Mark Antonishen, MD
Internal Medicine
Munson Healthcare Boyne Area Health Center

Munson Medical Center

Lucille Grietsell, NNP
Neonatology
Munson Medical Center Neonatology Unit

Providers No Longer on Medical Staff or Practicing at Hospital

Cadillac Hospital

Paula Wabsis, NP
Occupational Medicine
Munson Healthcare Cadillac Occupational Health & Medicine

Munson Medical Center

Jordan Baker, PA
Urgent Care Medicine
Munson Urgent Care Foster Family
Mary Douglas, PA
Urgent Care Medicine
Munson Urgent Care West
Sara Hoover, CRNA
Anesthesiology
Munson Healthcare Anesthesia
Ryan McConnell, DO
Urgent Care Medicine
Munson Urgent Care Foster Family
Christine Walkowiak, PA
Urgent Care Medicine
Munson Urgent Care West

For a complete listing of Munson Healthcare medical staff: munsonhealthcare.org/find-a-doctor