Provider Moves

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Provider Moves | July 2025

Effective July 1, 2025, Hospital Medicine is now provided by SCP Health at all Munson Healthcare locations. For a list of new SCP providers as well as former Sound providers who are no longer on our medical staff, click here. This list is being updated periodically so please check regularly for updates.

New Providers

Cadillac Hospital

Jack Brodeur, MD

Jack Brodeur, MD 
Emergency Medicine

SCP Health - Emergency Medicine

Charlevoix Hospital

Laura Kitzmiller, MD

Laura Kitzmiller, MD
Pediatrics

Munson Healthcare Charlevoix Pediatrics
Phone: 231-547-3840
Direct Trust Email: LKITZMILLER@direct.mhc.net

Board Certifications: Obesity Medicine, Pediatric Critical Care Medicine, Pediatrics

Fellowship: Cincinnati Children's Hospital Medical Center
Residency: Cincinnati Children's Hospital Medical Center
Medical Education: Wayne State University School of Medicine

Kalkaska Memorial Health Center

Roberto Corpus, MD
Cardiovascular Disease
Kalkaska Medical Associates Specialty Clinic
Phone: 231-258-7749
Fax: 231-258-3600
Amanda Deering, NP

Amanda Deering, NP
Family Medicine

Kalkaska Medical Associates
Phone: 231-258-7777

Graduate Education: Chamberlain College of Nursing

Andrij Lawrin, PA

Andrij Lawrin, PA
Family Medicine

Kalkaska Medical Associates
Phone: 231-258-7777

Board Certification: Physician Assistant

Graduate Education: Central Michigan University

Munson Medical Center

Lora Bartnick, PA

Lora Bartnick, PA
Cardiothoracic Surgery

Cardiothoracic Surgeons of Grand Traverse
Phone: 231-935-5730

Board Certification: Physician Assistant

Graduate Education: Grand Valley State University

Dr. Kevin Rosenbrook

Kevin Rosenbrook, PA
Orthopedic Surgery

Great Lakes Orthopaedic Center
Matthew Sebastian, MD

Matthew Sebastian, MD
Interventional Radiology & Diagnostic Radiology

Grand Traverse Radiologists, PC Interventional Radiology
Megan Vanderkaay, PA

Megan Vanderkaay, PA
Plastic Surgery

Munson Healthcare Great Lakes Plastic Surgery & Skin Center
Phone: 231-935-0180
Fax: 231-935-0099

Board Certification: Physician Assistant

Graduate Education: University of Colorado Denver

Otsego Memorial Hospital

Ashlyn Muntin, NP

Ashlyn Muntin, NP
Internal Medicine

Munson Healthcare OMH Medical Group Internal Medicine
Phone: 989-731-7870

Graduate Education: Michigan State University College of Nursing


Office Updates

Charlevoix Hospital

Michelle Chartier, DO

Michelle Chartier, DO
Family Medicine

Munson Healthcare Charlevoix Primary Care
Phone: 231-547-6554
Direct Trust Email: MCHARTIER2@direct.mhc.net

Board Certification: Family Medicine

Residency: Riverside Osteopathic Hospital
Medical Education: A.T. Still University of Health Sciences, Kirksville College of Osteopathic Medicine

Grayling Hospital

Jami Grosberg, NP

Jami Grosberg, NP
Family Medicine

Prudenville Community Health Center
Phone: 989-366-2900
Direct Trust Email: JGROSBERG@direct.mhc.net

Graduate Education: Spring Arbor University

Munson Medical Center

Nathan Rousse, NP

Nathan Rousse, NP
Hematology & Oncology

Cowell Family Cancer Center
Phone: 231-392-8400
Fax: 231-392-8467
Direct Trust Email: nathan.rousse@mhc.direct.varian.com

Board Certification: Nurse Practitioner - Oncology

Graduate Education: Michigan State University College of Nursing


Retired Providers

Cadillac Hospital

Allan Conrad, MD; Family MedicineCadillac Family Physicians, PC
Richard Woodbury, MD; Hospital MedicineSound Physicians

Kalkaska Memorial Health Center

Neil Bavikatty, MD; Anatomic & Clinical PathologyGrand Traverse Pathology, PLLC

Manistee Hospital

Richard Woodbury, MD; Hospital MedicineSound Physicians

Munson Medical Center

Neil Bavikatty, MD; Anatomic & Clinical PathologyGrand Traverse Pathology, PLLC
Thomas Nussdorfer, MD; Urgent Care MedicineMunson Urgent Care West
Richard Woodbury, MD; Hospital MedicineSound Physicians

Providers No Longer on Medical Staff or Practicing at Hospital

Charlevoix Hospital

Eric Mancini, MD; Orthopedic SurgeryMancini Orthopedics & Sports Medicine

Munson Medical Center

Chelsy Boelkins, NP; Urgent Care MedicineMunson Urgent Care West
Brittnee Keyes, NP; General SurgeryMunson Healthcare Traverse General Surgery and Trauma Care
Andrea Knoke, PA; Urgent Care MedicineMunson Urgent Care Foster Family
Leena Mammen, MD; RadiologyGrand Traverse Radiologists, PC
Jaime Meyer, PA; General SurgeryMunson Healthcare Traverse General Surgery and Trauma Care
Najibah Rehman, MD; Family MedicineGrand Traverse County Health Department

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