Dr. Grellner is on Doximity
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Office
600 S. Linwood
Cushing, OK 74023Phone+1 918-725-1599Fax+1 918-725-1598
Education & Training
Oklahoma State University Center for Health SciencesClass of 1998
Certifications & Licensure
OK State License 1999 - 2025
Awards, Honors, & Recognition
- CMS Meaningful Use Stage 1 Certification NextGen Ambulatory EHR, NextGen Healthcare, 2012-2013
Press Mentions
Doctors Examine the Benefits and Dangers of IvermectinAugust 26th, 2021- Heritage – Medical Scholars Desire to Serve the People of Their CommunitiesFebruary 19th, 2021
Professional Memberships
- Member
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