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.
Audiology
Cardiology
Counseling
Dermatology
Ear, Nose & Throat
Orthopedics
Physical Medicine/Rehabilitation
Podiatry
Psychiatry
Pulmonology
Surgery
Urology
View Our Events Calendar to find the schedule for specialty clinics.
Gary McKnight, AuD
Medical Staff
Location: Holton
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Audiology
Gary McKnight, AuD
Dr. Gary McKnight graduated from the University of Kansas Medical Center and completed doctoral studies in audiology at the University of Florida. He has taught at the University of Kansas Medical Center. Known throughout the region as “The Dizzy Doctor,” Gary has specialized in dizziness and balance disorders for nearly two decades.
Hemant Boolani, MD
Medical Staff
Location: St. Marys
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Cardiology
Hemant Boolani, MD
Dr. Hemant Boolani, a physician with St. Francis Heart and Vascular Center, is a fellow of the American Board of Internal Medicine. He is board certified in cardiovascular disease and internal medicine. Dr. Boolani received his medical degree from N.H.L. Municipal Medical College, Gujarat, India. He completed his residency at Howard University College of Medicine, Washington, D.C. Dr. Boolani also completed a cardiology fellowship at the University of Kansas School of Medicine.
John Devine, MD
Medical Staff
Location: Onaga
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Medical & Surgical Care
John Devine, MD
Dr. Devine received his medical degree from the University of Kansas School of Medicine. He completed an internship at St. Lukes Hospital, Kansas City, Missouri, and his residency at University of Kansas School of Medicine, Kansas City, Kansas. Dr. Devine is a fellow of the American Board of Urology.
John Joliff, MD
Medical Staff
Location: Onaga
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Cardiology
John Joliff, MD
Dr. Joliff is a visiting cardiologist from St. Francis Heart and Vascular Center. He attended medical school at the University of Illinois and completed his residency at the University of Illinois College of Medicine. Dr. Joliff is a fellow of the American College of Cardiology. He is board certified in internal medicine, cardiovascular disease, interventional cardiology, and nuclear cardiology.
Kenneth Hobbs, DPM
Medical Staff
Locations: Holton, Onaga
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Podiatry
Kenneth Hobbs, DPM
Dr. Hobbs received his medical degree from the University of Wisconsin. He completed his residency at the Illinois College of Podiatric Medicine.
Leah Buthorne, APRN
Medical Staff
Location: Holton
Position: Specialty Clinic Provider
Medical Service: Specialty Clinics
Michael McCoy, MD
Medical Staff
Location: Holton
Position: Specialty Clinic Provider
Medical Service: Specialty Clinics
Michael McCoy, MD
Dr. McCoy graduated from the University of Kansas in 1972. His medical degree was earned from the Kansas University Medical School in 1975. Dr. McCoy completed both his internship and residency at the Mayo Graduate School of Medicine and completed a fellowship at the Orthopedic and Fracture Clinic with a specialty in Sports Medicine/Knees. Dr. McCoy is certified by the American Board of Orthopaedic Surgery and is affiliated with the American Orthopaedic Society for Sports Medicine, the Kansas Medical Society/Shawnee County Medicine Society and the Irish-American Orthopaedic Society.
Shawn Magee, MD
Medical Staff
Location: Holton
Position: Specialty Clinic Provider
Medical Service: Specialty Clinics
Shawn Magee, MD
Dr. Magee specializes in pulmonology, critical care, and sleep medicine.
Sushmita Veloor
Medical Staff
Location: Holton
Position: Specialty Clinic Provider
Medical Service: Specialty Clinics
Sushmita Veloor
Dr. Veloor attended medical school at Rangaraya Medical College, N.T.R. University of Health Services, Kakinada, India. She completed her residency at Barnes Jewish Hospital, St. Louis, Missouri.
Thomas Doyle, MD
Medical Staff
Location: St. Marys
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Cardiology
Thomas Doyle, MD
Dr. Doyle attended medical school at Creighton University in Omaha, Nebraska, and completed his residency and a fellowship in internal medicine and cardiology at Texas A&M and Baylor Scott & White Memorial Hospital in Temple, Texas.
Tiffany Engelken, APRN‐C
Medical Staff
Location: Onaga
Position: Specialty Clinic Provider
Medical Service: Specialty Clinics
Tiffany Engelken, APRN‐C
Tiffany Engleken is board-certified by the American Academy of Nurse Practitioners and is a visiting provider from the Kansas Medical Clinic - Dermatology. She received her undergraduate education from Mennonite College of Nursing at Illinois State University and a master's degree from Wichita State University. She is a member of the Dermatology Nursing Association-NP Society.
Timothy Gateley, DPM
Medical Staff
Location: Onaga
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Podiatry, Medical & Surgical Care
Timothy Gateley, DPM
Timothy B. Gateley, D.P.M., has been practicing podiatry with Kansas Foot Care since 2008. Dr. Gateley moved to Topeka and Kansas Foot Care from Kansas City, where he had been practicing since 2005. Dr. Gateley attended the University of Oklahoma, where he received his Bachelor of Science degree in zoology in 1999. He then attended the Dr. William M. Scholl College of Podiatric Medicine in Chicago, Illinois, where he received his Doctor of Podiatric Medicine in 2003. Dr. Gateley completed a two-year surgical residency at the Leavenworth VA Medical Center, where he was the chief resident.Tonya Stallbaumer, APRN‐C
Medical Staff
Location: Onaga
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Cardiology
Tyler Grindal, MD
Medical Staff
Locations: Onaga, St. Marys
Position: Specialty Clinic Provider
Medical Services: Specialty Clinics, Ear, Nose & Throat, Medical & Surgical Care
Tyler Grindal, MD
Dr. Grindal's clinical interests are adult and pediatric earn, nose and throat and head and neck surgery. He holds a bachelor's degree in biology from Kansas State University and attended medical school at the University of Kansas. He completed his residency at the University of Florida department of otolaryngology.
David Cancelada, MD
Medical Staff
Locations: Onaga, Holton, St. Marys
Position: Surgery
Medical Services: Medical & Surgical Care, Specialty Clinics
David Cancelada, MD
Dr. David Cancelada attended the nation’s military medical school at the Uniformed Services University of the Health Sciences (USUHS) in Bethesda, Maryland. He completed his surgical training at Brooke Army Medical Center in San Antonio, Texas. He is board-certified in both general surgery and surgical critical care. He has 25 years of experience in the U.S. Army, which included assignments in numerous military medical facilities to include the U.S. Army Burn Unit, multiple deployments to Iraq as commander of a forward surgical team, as well as Honduras and Haiti in support of the 2010 earthquake disaster. Military decorations include the Bronze Star and the Legion of Merit. He and his family moved to Kansas in 2006 when he was transferred to Fort Riley, and since leaving the military in 2010, Dr. Cancelada has continued to serve the people of Kansas as a general surgeon. Dr. Cancelada’s professional memberships include Fellowship in the American College of Surgeons (FACS), the Eastern Association for the Surgery of Trauma (EAST), and the American Society of Metabolic and Bariatric Surgery (ASMBS). His interests include trauma/critical care, bariatric and anti-reflux surgery, cancer (breast, colon), and thyroid surgery. Hospital memberships include Community HealthCare System and Stormont-Vail Medical Center (SVMC), where Dr. Cancelada is an active member of their Level 2 trauma service as well as Course Director for their Advance Trauma Life Support (ATLS) training program. Dr. Cancelada is also an assistant professor of surgery at USUHS.