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  2. Evaluation and Management Coding - Wikipedia

    en.wikipedia.org/wiki/Evaluation_and_Management...

    Evaluation and management coding (commonly known as E/M coding or E&M coding) is a medical coding process in support of medical billing. Practicing health care providers in the United States must use E/M coding to be reimbursed by Medicare , Medicaid programs, or private insurance for patient encounters.

  3. Current Procedural Terminology - Wikipedia

    en.wikipedia.org/wiki/Current_Procedural_Terminology

    CPT coding is similar to ICD-10-CM coding, except that it identifies the services rendered, rather than the diagnosis on the claim. Whilst the ICD-10-PCS codes also contains procedure codes, those are only used in the inpatient setting. [5]

  4. Healthcare Common Procedure Coding System - Wikipedia

    en.wikipedia.org/wiki/Healthcare_Common...

    Such coding is necessary for Medicare, Medicaid, and other health insurance programs to ensure that insurance claims are processed in an orderly and consistent manner. Initially, use of the codes was voluntary, but with the implementation of the Health Insurance Portability and Accountability Act of 1996 (HIPAA) use of the HCPCS for ...

  5. Review of systems - Wikipedia

    en.wikipedia.org/wiki/Review_of_systems

    A review of systems (ROS), also called a systems enquiry or systems review, is a technique used by healthcare providers for eliciting a medical history from a patient. It is often structured as a component of an admission note covering the organ systems, with a focus upon the subjective symptoms perceived by the patient (as opposed to the objective signs perceived by the clinician).

  6. Rank error-correcting code - Wikipedia

    en.wikipedia.org/wiki/Rank_error-correcting_code

    By adding redundancy with coding k-symbol word to a n-symbol word, a rank code can correct any errors of rank up to t = ⌊ (d − 1) / 2 ⌋, where d is a code distance. As an erasure code , it can correct up to d − 1 known erasures.

  7. Elo rating system - Wikipedia

    en.wikipedia.org/wiki/Elo_rating_system

    For top players, the most important rating is their FIDE rating. FIDE has issued the following lists: From 1971 to 1980, one list a year was issued. From 1981 to 2000, two lists a year were issued, in January and July. From July 2000 to July 2009, four lists a year were issued, at the start of January, April, July and October.