[Skip to main content](#main-content) [OpenNash Jobs](https://jobs.opennash.com/) [Hiring report](/reports/hiring/) · [All UnitedHealth Group jobs](https://jobs.opennash.com/companies/unitedhealth-group/) · [Search jobs](/search/) UnitedHealth Group · Houston, Texas # Per Diem Physician - Radiation Oncology - Kelsey Seybold Clinic at Main Campus Houston, Texas Healthcare & Clinical Listed on UnitedHealth Group’s official careers site. Listed as of October 20, 2026. Check that it is still open and apply there. [Apply on UnitedHealth Group’s careers site →](https://careers.unitedhealthgroup.com/job/houston/per-diem-physician-radiation-oncology-kelsey-seybold-clinic-at-main-campus/34088/98906643744) [OpenNash Jobs](https://jobs.opennash.com/) / [UnitedHealth Group](https://jobs.opennash.com/companies/unitedhealth-group/) / Per Diem Physician - Radiation Oncology - Kelsey Seybold Clinic at Main Campus ## Job description Explore opportunities with Kelsey-Seybold Clinic, part of the Optum family of businesses. Work with one of the nation's leading health care organizations and build your career at one of our 40+ locations throughout Houston. Be part of a team that is nationally recognized for delivering coordinated and accountable care. As a multi-specialty clinic, we offer care from more than 900 medical providers in 65 medical specialties. Take on a rewarding opportunity to help drive higher quality, higher patient satisfaction and lower total costs. Join us and discover the meaning behind Caring. Connecting. Growing together. ### Position Highlights As a radiation oncologist at Kelsey-Seybold Clinic, you will join an organization led by physicians who value the ability to collaborate and share information as a team on behalf of their patients. ### Responsibilities - Design and supervise the execution of high-quality radiation treatments for patients with various diseases. - Ensure all quality control standards are implemented and constant quality assurance measures are in place. - Remain in compliance with best standards of patient care service documentation and all appropriate regulatory agency requirements - Visually view, evaluate, and interpret medical records, physical exams, and other relevant data of patients; to include competency in taking history and examining patients. - Process all essential clinical and diagnostic findings into sound treatment recommendations in multidisciplinary settings. - Must be self-motivated, conscientious, and able to communicate (orally and in writing) and relate well to peers and personnel at the technical and administrative level. Advocate and educate other clinicians within the Center regarding the current developments in radiation oncology and the future treatment options available across disease sites. Identify and solve problems related to job responsibilities using knowledge and experience in multiple settings; must be able to move from one multidisciplinary disease site to another. - Active participation in Radiation Oncology peer review and Safety Committee. Tumor Board is held once a month. You'll be rewarded and recognized for your performance in an environment that will challenge you and give you clear direction on what it takes to succeed in your role as well as provide development for other roles you may be interested in. ### Required Qualifications Doctor of Medicine (M.D.), Doctor of Osteopathy (D.O.) Accredited Residency training Licensed or willing to be licensed in the State of Texas Board Certified in Radiation Oncology from the American Board of Radiology Preferred Qualifications: Bilingual (English/Spanish) fluency OptumCare is an Equal Employment Opportunity employer under applicable law and qualified applicants will receive consideration for employment without regard to race, national origin, religion, age, color, sex, sexual orientation, gender identity, disability, or protected veteran status, or any other characteristic protected by local, state, or federal laws, rules, or regulations. OptumCare is a drug-free workplace. Candidates are required to pass a drug test before beginning employment. ## At a glance - Posted by the employer: Not stated - First seen by OpenNash: Aug 20, 2026 - Last checked: Oct 20, 2026 - Listed for: 61 days - Location: Houston, Texas[Apply on UnitedHealth Group’s careers site →](https://careers.unitedhealthgroup.com/job/houston/per-diem-physician-radiation-oncology-kelsey-seybold-clinic-at-main-campus/34088/98906643744) ## More jobs at UnitedHealth Group ### [Cancer Center Clinical RN Educator - Kelsey Seybold Clinic: Main Campus](https://jobs.opennash.com/companies/unitedhealth-group/jobs/531b197925473c043211/) Houston, Texas ### [Dermatology - Physician - The Woodlands - Kelsey Seybold Clinic](https://jobs.opennash.com/companies/unitedhealth-group/jobs/9cb8c11330fe6df62f5d/) Houston, Texas ### [Dermatology Physician - Kelsey Seybold Clinic - Northwest Campus](https://jobs.opennash.com/companies/unitedhealth-group/jobs/28b110c995727a46717f/) Houston, Texas ### [Field Based HSS Clinical Coordinator RN - Harris County, TX](https://jobs.opennash.com/companies/unitedhealth-group/jobs/9d04abc9a2744939dc62/) Houston, Texas ## Similar jobs at other companies ### [In-Home Health - Nurse Practitioner or Physician Assistant (Per Diem) - Colorado Springs, CO](https://jobs.opennash.com/companies/cvs-health/jobs/82d5d78755db6ffa4efa/) CVS Health · Colorado Springs, CO ### [In-Home Health - Nurse Practitioner or Physician Assistant (Per Diem) - Penobscot ME](https://jobs.opennash.com/companies/cvs-health/jobs/4895331b711b59eeea4e/) CVS Health · Work At Home-Maine ### [Speech Language Pathologist-Per Diem](https://jobs.opennash.com/companies/humana/jobs/72ae9545adfca15d634f/) Humana · Flint, Michigan ### [Speech Language Pathologist-Per Diem](https://jobs.opennash.com/companies/humana/jobs/29daa5c5e1d6ad63a346/) Humana · Portage, Michigan ### [Per Diem Pharmacy Technician](https://jobs.opennash.com/companies/cardinal-health/jobs/dbe088346e3b699a71e4/) Cardinal Health · Jacksonville, FL OpenNash lists jobs from employers’ own careers sites and does not handle applications. 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