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Specialty Clinics

Location(s): Holton, Onaga, St. Marys

Community HealthCare System provides truly integrated medical care. We respond to the express wishes of our patients and referring physicians by offering high-quality specialty clinics in the rural geographic communities we serve.


Visiting specialists offer appointments in the following areas in our Onaga and Holton locations. Some areas are also offered in St. Marys. 

Audiology

Cardiology

Counseling

Dermatology

Ear, Nose & Throat

Orthopedics

Physical Medicine/Rehabilitation

Podiatry

Psychiatry

Pulmonology

Surgery

Urology

View Our Specialty Clinic Calendar to find the schedule for specialty clinics.

David Cancelada, MD

David Cancelada, MD

Medical Staff

Locations: Onaga, Holton, St. Marys

Position: Surgery

Medical Services: Medical & Surgical Care, Specialty Clinics

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Gary McKnight, AuD

Gary McKnight, AuD

Medical Staff

Location: Holton

Position: Specialty Clinic Provider

Medical Services: Specialty Clinics, Audiology

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Hemant Boolani, MD

Hemant Boolani, MD

Medical Staff

Location: St. Marys

Position: Specialty Clinic Provider

Medical Services: Specialty Clinics, Cardiology

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John Devine, MD

John Devine, MD

Medical Staff

Location: Onaga

Position: Specialty Clinic Provider

Medical Services: Medical & Surgical Care, Specialty Clinics

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John Joliff, MD

John Joliff, MD

Medical Staff

Location: Onaga

Position: Specialty Clinic Provider

Medical Services: Specialty Clinics, Cardiology

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Kenneth Hobbs, DPM

Kenneth Hobbs, DPM

Medical Staff

Locations: Holton, Onaga

Position: Specialty Clinic Provider

Medical Services: Podiatry, Specialty Clinics

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Leah Buthorne, APRN

Leah Buthorne, APRN

Medical Staff

Location: Holton

Position: Specialty Clinic Provider

Medical Service: Specialty Clinics

Michael McCoy, MD

Michael McCoy, MD

Medical Staff

Location: Holton

Position: Specialty Clinic Provider

Medical Service: Specialty Clinics

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Shawn Magee, MD

Shawn Magee, MD

Medical Staff

Location: Holton

Position: Specialty Clinic Provider

Medical Service: Specialty Clinics

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Sushmita Veloor

Sushmita Veloor

Medical Staff

Location: Holton

Position: Specialty Clinic Provider

Medical Service: Specialty Clinics

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Thomas Doyle, MD

Thomas Doyle, MD

Medical Staff

Location: St. Marys

Position: Specialty Clinic Provider

Medical Services: Specialty Clinics, Cardiology

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Tiffany Engelken, APRN‐C

Tiffany Engelken, APRN‐C

Medical Staff

Location: Onaga

Position: Specialty Clinic Provider

Medical Service: Specialty Clinics

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Timothy Gateley, DPM

Timothy Gateley, DPM

Medical Staff

Location: Onaga

Position: Specialty Clinic Provider

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

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Tonya Stallbaumer, APRN‐C

Tonya Stallbaumer, APRN‐C

Medical Staff

Location: Onaga

Position: Specialty Clinic Provider

Medical Services: Specialty Clinics, Cardiology

Tyler Grindal, MD

Tyler Grindal, MD

Medical Staff

Locations: Onaga, St. Marys

Position: Specialty Clinic Provider

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

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