Dr. Greg KeiferDO
Family Medicine
at Florida Keys Concierge Medicine — Big Pine Key, FL
About
Dr. Greg Keifer grew up in Swanton, Ohio and knew early in life that he wanted to practice medicine. He earned his Bachelor of Science in Biological Sciences from the University of Toledo before earning his medical degree from Marian University College of Osteopathic Medicine in Indianapolis, Indiana. Those four years included rigorous clinical training, patient encounters, and hands-on Osteopathic Manipulative Medicine instruction. He completed his post-graduate internship training in Miami, deliberately choosing South Florida to be near the Florida Keys, where he and his wife always planned to settle.
Dr. Keifer holds a full Florida medical license and focuses on primary care, preventive medicine, and musculoskeletal manipulation. He is passionate about preventative health and osteopathic manipulative therapy. Beyond primary care, he performs Botox, Xeomin, and Restylane dermal and lip filler treatments. Outside the practice, he is a self-described Parrot Head who shares his home with a Shetland Sheepdog named Phoebe.
Education & Training
Undergraduate
Bachelor of Science in Biological Sciences, University of Toledo
Medical School
Marian University College of Osteopathic Medicine, Indianapolis, Indiana
Residency
Post-graduate internship, Miami, South Florida
Conditions Treated
Who is Dr. Keifer right for?
Dr. Keifer is a strong fit for adults in the Big Pine Key area who want a primary care physician they can actually reach. Patients who prefer home or office visits over clinic waiting rooms will appreciate his house call model. Those managing chronic conditions benefit from his preventive focus and direct access via personal cell phone. Patients interested in osteopathic manipulative therapy or cosmetic treatments find both under his care.
Frequently Asked Questions
Dr. Keifer treats a broad range of primary care conditions including acute illness, chronic disease management, and musculoskeletal complaints. He also focuses heavily on preventive medicine, helping patients stay ahead of health issues before they become serious problems. His osteopathic training adds a hands-on dimension to musculoskeletal care that many patients find valuable.
Dr. Keifer holds a full Florida medical license and earned his medical degree from Marian University College of Osteopathic Medicine. His training covers family medicine, preventive care, and Osteopathic Manipulative Medicine. He completed his post-graduate internship in Miami.
Osteopathic manipulative medicine is a hands-on treatment approach that addresses musculoskeletal pain and dysfunction through manual techniques. Dr. Keifer received formal training in this method at Marian University College of Osteopathic Medicine. He incorporates it into his practice for patients dealing with back pain, joint issues, and related conditions.
Yes, Dr. Keifer performs Botox and Xeomin injections as well as Restylane dermal and lip filler treatments. Members receive preferred pricing on all cosmetic services. He also hosts cosmetic parties for groups interested in these treatments.
Members reach Dr. Keifer directly through his personal cell phone number. He offers same-day and next-day appointments, telemedicine visits, and house calls to homes and offices across Big Pine Key.
Dr. Keifer does not operate a physical clinic. He sees patients through house calls, visiting homes and offices directly. He also conducts telemedicine visits for added flexibility. This model keeps overhead low and care personal.
Dr. Keifer deliberately chose his post-graduate internship in Miami to stay close to the Florida Keys, where he and his wife always planned to settle. He grew up in Swanton, Ohio and trained at Marian University College of Osteopathic Medicine before heading south to begin his career.
Yes, Dr. Keifer orders labs and imaging as part of his primary care services. He also writes prescriptions and performs in-home diagnostic testing including influenza and strep tests.
Doctor profile last updated March 21, 2026