Verified on Upwork & Google
What clients say about
working with Sharp
Every review below comes from a verified Upwork engagement or our Google Business Profile. No curated excerpts — the full text, as left.
"Friendly, knowledgable, easy to work with and kind. Great understanding of systems and optimization. Forward and fast thinking."
Jessica E., PMHNP
Oregon
Psychiatric Clinic Practice Manager · May 2026 – Oct 2026
"Luis is a wonderful person, and I’m grateful to have had his support with my speech therapy practice. He is kind, thoughtful, and a pleasure to work with. I appreciated his willingness to help, learn our systems, and support the many administrative tasks involved in running a small business. Having someone approach the work with warmth and a positive attitude means a lot, and I truly appreciate his contributions. Thank you, Luis, for the care and effort you put into supporting my practice!"
Sarah H., M.S., CCC-SLP
California
Medical Billing Assistant for Speech Pathology · Jul 2026 – Oct 2026
"Excellent service, particularly Jeiner, who has been a tremendous help in taking accounts receivable off my plate. Highly recommend!"
Beverly R.
Accounts Receivable · May 2026
"Jose has been an exceptional addition to our team. He stepped in during a particularly complex period, when we were navigating aged claims, unfiled claims, and multiple billing systems across platforms, and immediately brought clarity and structure. He is highly solution-focused and consistently committed to quality and outcomes. Luis not only helped us refine and tighten our policies and procedures, but he also delivered on every milestone ahead of schedule, demonstrating both reliability and strong follow-through. His communication is clear, direct, and thoughtful, which has made collaboration seamless. I'm genuinely grateful to have found him and would confidently recommend his work to any organization looking for a skilled and dependable billing professional."
Emily H., LICSW
Arizona
Medical Billing & Claims · Dec 2025 – Apr 2026
"Daniel was reliable, professional, and easy to work with throughout the contract. He handled patient coordination tasks well, communicated clearly, and was proactive in keeping things organized. He followed instructions carefully and maintained a good attitude when managing day-to-day administrative responsibilities."
Joseph A., PMHNP
Rhode Island
Patient Coordination · Feb 2026 – Mar 2026
"Very professional and knowledgeable."
Michael V., RD
Florida
Medical Billing Sales Support · Nov 2025
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