At Cornerstone Billing Services (CBS), we specialize in medical billing for independent practices, with a focus on mental health and addiction treatment. We understand the unique challenges faced by small practices and are dedicated to ensuring your success. Our motivated team provides quick response times, thorough follow-ups, and detailed documentation. Serving all of New England, CBS offers the professionalism and attention to detail your practice deserves. Trust us to handle your billing needs efficiently and ethically.