Healthcare Professionals

Jon McKellar, M.D.

Dr. McKellar is a Family Practice physician who graduated from John A Burns School of Medicine in Honolulu, Hawaii in 1976. He completed a residency in Family Practice at Cedar Rapids Family Practice Residency from 1976 to 1979. Interested in all aspects of outpatient Family Medicine he has practice in Klamath Falls for the past 33 years. He is currently a member of the American Academy of Family Practice and the American Board of Family Medicine. Professional interests include osteoporosis, dermatology, and cardiology. Dr. McKellar enjoys pistol shooting, flying his airplane, and is an accomplished musician and singer. He is married with two adult daughters, one grandson, and one granddaughter.


Roger Cummins, PA-C

Roger Cummins, PA-C is a Physician Assistant who practices Family Medicine at Klamath Family Practice Center. He is a 1994 graduate of the University of Washington Medical School (Medex) and has lived in Klamath Falls for the past 30 years. Born in Roseburg, Oregon he graduated from Oregon Institute of Technology with a Bachelor of Science degree in radiology as well as an Associate’s Degree in Business Administration. After completing an internship at St. Luke’s Medical Center in Phoenix Arizona in 1982 he worked at Sky Lakes Medical Center in interventional radiology for nine years and was a cardiac catheterization tech until 1991, when he went to the University of Washington Medical School (Medex) in 1991 to obtain his Physician Assistant training.  A member of the Radiology Tech Oregon LIS, Oregon Medical Board LIS, Oregon Medical Association, and American Association of Physician Assistants, his professional interests include orthopedics, dermatology, well-child and well adult medicine.  Roger’s hobbies include fly fishing, hunting, horse packing, hiking, camping, white-water rafting, as well as family outings.

Klamath Family Practice Center
Jon McKellar, M.D.
Kathy Lang, M.D.
Roger R. Cummins, PA-C
Contact Infortmation:
2310 Mountain View Blvd.
Klamath Falls, OR 97601-1134

Phone: 541-883-8134 Billing: 541-884-1776
Fax: 541-883-1510
Hours: Monday - Thursday 9am - 5pm Closed 12 - 1
Phone hours: 8:15 am until noon, 1:15 pm until 4:45 pm
2nd & 4th Saturdays 9am - noon
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