Zen Medical Services

Zen Medical Services, based in San Jose, CA, is a full-service medical billing and revenue cycle management (RCM) outsourcing company built for independent and small-to-midsize healthcare practices. The company's focus is practical: take the billing function off a practice's plate, reduce denials, and increase collected revenue without requiring any changes to the practice management software already in use. Zen handles every stage of the revenue cycle, from charge entry and claims submission through denial management, appeals, and accounts receivable recovery. The team also covers provider credentialing, insurance contracting, and MIPS reporting, making it a single point of accountability for practice finances. Practices already running on Tebra, Athena, or eClinicalWorks can continue using those platforms. Zen works within the existing system from day one, so there is no disruption to daily operations. Practices typically turn to this kind of back-office outsourcing when collections are declining without any drop in patient volume, denial rates are rising, A/R is aging past 90 days, or a billing staff departure has created a gap. Fast-growing practices adding providers or locations are also a strong fit, particularly when new insurance contracts are stretching the capacity of an in-house team. Zen works with independent physicians, group practices, and specialty providers across the healthcare sector. The company has operated since 2012 and targets approximately 98% claim payment rates through systematic follow-up and denial resolution. Leadership holds CPC, CPB, and CPCO professional coding and compliance credentials, and Zen is a BBB-accredited business. Clients have seen revenue increases of 10-15% after transitioning their billing to Zen's process. Every new engagement begins with a free practice audit, delivered in 3-5 business days, that breaks down A/R by payer, service type, and provider, and identifies the root causes of denials. A Business Associate Agreement is signed upfront to protect PHI, with no obligation to proceed. For healthcare practices looking to outsource billing to a credentialed, accountable partner, Zen Medical Services offers a straightforward starting point. Request the free practice audit to see exactly where revenue is being left on the table before committing to anything.