Medical Billing & RCM Glossary
Plain-English definitions of the medical billing and revenue-cycle terms practices run into every day — what each means, and why it matters for getting claims paid cleanly. Search below or browse by category.
About this glossary
Billing has a language of its own, and a single misunderstood term can be the difference between a clean claim and a denial. These short, practical definitions are written for the front desk, providers, and practice managers — not for coders alone.
Every entry explains the term in plain English and connects it back to what actually affects your revenue.
The payer’s statement explaining how a claim was processed — what was allowed, paid, adjusted, and left to the patient.
Read definition ›The electronic remittance file a payer sends so payments and adjustments can be posted automatically to claims.
Read definition ›A two-character code appended to a CPT/HCPCS code to add necessary detail without changing the code’s meaning.
Read definition ›Flags a significant, separately identifiable E/M service performed on the same day as a procedure.
Read definition ›Billing, handled end to end
From eligibility and coding to denials and follow-up, EnVisionMD RCM manages the revenue cycle so your team can focus on patients.
Request a free billing review