CHAPTER 1 The most often reported codes in the CPT manual are those in the Evaluation and Management (E/M) section. These codes can also be the most troublesome for the new coder to assign because there are so many variables; but once you learn all the intricacies of E/M coding, you will be able to assign E/M codes with complete confidence that you have assigned the correct code. The first step is to review some of the basics of E/M code assignment. If you are comfortable with the basics of E/M code assignment and are familiar with an audit form, go right to Case 1-1 and begin applying E/M codes to physician services. Within this text, the Centers for Medicare and Medicaid Services (CMS) 1995 Documentation Guidelines (DGs) for Evaluation and Management Services have been referenced when coding E/M services. A copy of the guidelines is located in Appendix C of this text. The discussion that follows about documentation of E/M services has been developed based on these guidelines. The audit form, located in Appendix A, is only one of many ways a facility could choose to assess the physician’s E/M services provided to the patients of the facility. Third-party payers may have their own documentation requirements and audit forms. As such, they may differ from the information, requirements, and audit form in this text. For the purposes of this text, the audit form that you are going to learn about is how E/M services are to be assessed throughout this text. Let us begin with some basics. The codes in the E/M section are based on three factors: 1. New patient—has not received professional service from the physician or another physician of the exact same specialty and subspeciality in the same group practice within the past 3 years. 2. Established patient—has received professional service from the physician or another physician of the exact same specialty and subspeciality in the same group practice within the past 3 years. 3. Outpatient—has not been formally admitted to a health care facility. 4. Inpatient—has been formally admitted to a health care facility. Quality (characteristics, such as throbbing, sharp) Severity (how intense or on a scale of 1/10) Duration (how long for this problem or episode) (Not listed in CPT as an HPI element) Context (under what circumstances does it occur) Modifying factors (what makes it better or worse) Associated signs and symptoms (what else is happening when it occurs) The HPI area of the audit form is illustrated in Figure 1-1. The extent of the HPI as problem focused, expanded problem focused, detailed, or comprehensive is based on the physician’s professional judgment, depending on the needs of the patient. The two levels of HPI are brief (1–3 elements) and extended (4 or more elements). The problem-focused and expanded problem-focused levels of history contain a brief (1–3) review of the problems surrounding why the patient is being seen that day. The detailed and comprehensive levels of history contain an extended (4 or more) review of the HPI elements. HPI levels are illustrated in Figure 1-2. Constitutional (e.g., weight loss, fever) Otolaryngologic (ears, nose, mouth, throat) Integumentary (skin and/or breasts) An ROS example from a medical record is as follows: If an audit form were used, the ROS area of the audit form would be as illustrated in Figure 1-3. The ROS area on an audit form is illustrated in Figure 1-4. The following is an example of the PFSH from a medical record: The coder would enter each of these elements onto an audit form as documented in the medical record and illustrated in Figure 1-5. The two levels of PFSH are pertinent (1) and complete (2–3). The problem-focused and expanded problem-focused history do not require any PFSH elements. The detailed history requires one element of the PFSH. For example, if the patient’s CC is an allergic rash, the physician would certainly inquire about the patient’s past history of allergies—drug, food, and inhaled allergies. The complete PFSH includes at least two of the three elements. For example, if the patient had intermittent chest pains, the physician would want to know the family history to identify family members with a history of heart disease and the social history to identify the relevant factors that would contribute to heart disease, such as use of tobacco and diet. The audit form indicates the PFSH as illustrated in Figure 1-6. The level is based on the extent of the history. The following are the four levels of history: This history would center on specific questions regarding the system involved in the presenting problem or CC. The ROS for this history would review the ROS most closely related to the CC or presenting problem. It requires one to three HPI elements, one ROS, and no PSFH. For example, if the presenting problem or CC is a red, swollen knee, the system reviewed would include the musculoskeletal system. Some third-party payers have established standards for the number of elements that must be documented in the medical record to qualify for a given level of service. For example, a third-party payer may state that to qualify as a comprehensive history, the medical record must document an extended HPI and include four of the eight elements (e.g., location, quality, severity, duration), a complete ROS that included a review of at least 10 of the 14 OSs, and a complete review of all three areas of the PFSH. The four elements (CC, HPI, ROS, and PFSH) are the basis of the history portion of the E/M service. Figure 1-7 illustrates a completed audit form for a level 3 or detailed history. Figure 1-8 illustrates the audit form with examination elements recorded. The following are the four levels of examination based on the extent of the examination: 1. Problem focused: Examination is limited to the affected BA or OS identified by the CC. It involves 1 OS or BA. 2. Expanded problem focused: A limited examination of the affected BA or OS and other related BAs or OSs. It involves a limited examination of 2–7 BAs or OSs. 3. Detailed: An extended examination of the affected BAs or related OSs. It involves an extended examination of 2–7 BAs or OSs. 4. Comprehensive: This is the most extensive examination; it encompasses at least 8 OSs. For the purposes of this text, body areas will be counted for a comprehensive examination, although many coders only count organ systems. The elements required for each level of examination are illustrated in Figure 1-9. Within this text, when a comprehensive examination is being reported and the recount excludes the BAs from the count, the OSs will be listed after the total BAs/OSs. For example, if there were 14 BAs/OSs identified in the examination and a recount determined that only 7 of the 14 were OSs, this would be displayed on the audit form as “14 (7)”, indicating there were only 7 OSs. See Figure 1-10 for an example. 1. Number of diagnoses or management options. The options can be minimal, limited, multiple, or extensive. 2. Amount and/or complexity of data to review. The data can be minimal or none, limited, moderate, or extensive. 3. Risk of complication and/or death if the condition goes untreated. Risk can be minimal, low, moderate, or high. Some basic guidelines for documentation of management options in the medical record are as follows: 1. For each encounter, an assessment, clinical impression, or diagnosis should be documented. It may be explicitly stated or implied in documented decisions regarding management plans or further evaluation. For a presenting problem with an established diagnosis, the record should reflect whether the problem is (a) improved, well controlled, resolving, or resolved; or (b) inadequately controlled, worsening, or failing to respond as expected. For a presenting problem without an established diagnosis, the assessment or clinical impression may be stated in the form of differential diagnoses or as a “possible,” “probable,” or “rule out” (R/O) diagnosis. 2. The initiation of, or changes in, treatment should be documented. Treatment includes a wide range of management options, including patient instructions, nursing instructions, therapies, and medications. 3. If referrals are made, consultations requested, or advice sought, the record should indicate to whom or where the referral or consultation is made or from whom the advice is requested. 1. If a diagnostic service (test or procedure) is ordered, planned, scheduled, or performed at the time of the E/M encounter, the type of service (e.g., laboratory or radiology) should be documented. 2. The review of laboratory, radiology, or other diagnostic tests should be documented. An entry in a progress note such as “WBC elevated” or “chest x-ray unremarkable” is acceptable. Alternatively, the review may be documented by initializing and dating the report containing the test results. 3. A decision to obtain old records or to obtain additional history from the family, caregiver, or other source to supplement that obtained from the patient should be documented. 4. Relevant findings from the review of old records or the receipt of additional history from the family, caregiver, or other source should be documented. If there is no relevant information beyond that already obtained, that fact should be documented. A notation of “old records reviewed” or “additional history obtained from family” without elaboration is insufficient. 5. The results of discussion of laboratory, radiology, or other diagnostic tests with the physician who performed or interpreted the study should be documented. 6. The direct visualization and independent interpretation of an image, tracing, or specimen previously interpreted by another physician should be documented. 1. Comorbidities, underlying diseases, or other factors that increase the complexity of MDM by increasing the risk of complications, morbidity, or mortality should be documented. 2. If a surgical or invasive diagnostic procedure is ordered, planned, or scheduled at the time of the E/M encounter, the type of procedure (e.g., laparoscopy) should be documented. 3. If a surgical or invasive diagnostic procedure is performed at the time of the E/M encounter, the specific procedure should be documented. 4. The referral for or decision to perform a surgical or invasive diagnostic procedure on an urgent basis should be documented or implied. Examples of the levels of risk are found in Table 1-1. TABLE 1–1 Acute or chronic illnesses or injuries that pose a threat to life or body function (e.g., multiple trauma, acute myocardial infarction, pulmonary embolus, severe respiratory distress, progressive severe rheumatoid arthritis, psychiatric illness with potential threat to self or others, peritonitis, acute renal failure) An abrupt change in neurologic status (e.g., seizure, transient ischemic attack, weakness, or sensory loss) The extent to which each of these elements is considered determines the levels of MDM complexity: 1. Straightforward: Minimal diagnosis and/or management options, minimal or none for the amount and complexity of data to be reviewed, and minimal risk to the patient of complications or death if untreated. 2. Low complexity: Limited number of diagnoses and/or management options, limited data to be reviewed, and low risk to the patient of complications or death if untreated. 3. Moderate complexity: Multiple diagnoses and/or management options, moderate amount and complexity of data to be reviewed, and moderate risk to the patient of complications or death if untreated. 4. High complexity: Extensive diagnoses and/or management options, extensive amount and complexity of data to be reviewed, and high risk to the patient for complications or death if the problem is untreated. Given the information in the medical record, you would consider the information in the context of the complexity of the diagnosis and management options, data to be reviewed, and risks to the patient to choose the complexity of MDM. The MDM portion of an audit report would be as illustrated in Figure 1-11. To qualify for a given level of MDM complexity, two or three elements must be met or exceeded. This differs from the history where all three elements must be of the same or greater level.
Evaluation and management services
E/M review—the basics
Three factors of E/M code
Patient status
Key components
History
History of present illness.
Review of systems (ROS).
Past, family, social history.
History levels
Expanded problem focused.
Comprehensive.
Organ systems
Medical Decision Making Complexity
Number of diagnoses or management options.
Data to be reviewed.
Risk.
Levels of Risk
Presenting Problem or Problems
Minimal
One self-limited or minor problem (e.g., insect bite, tinea corporis)
Low
Two or more self-limited or minor problems
(Level 2)
One stable, chronic illness (e.g., well-controlled hypertension or non–insulin-dependent diabetes, cataract, benign prostatic hypertrophy)
Moderate
One or more chronic illnesses with mild exacerbation, progression, or side effects of treatment
High
One or more chronic illnesses with severe exacerbation, progression, or side effects of treatment
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