2006 proposed fee schedule - American Society of Clinical Oncology

2006 proposed fee schedule - American Society of Clinical Oncology 2006 proposed fee schedule - American Society of Clinical Oncology

19.02.2013 Views

covering claims made, rather than services provided during the policy term). We collected premium data from all 50 States, Washington, D.C., and Puerto Rico. Data were collected from commercial and physician-owned insurers and from joint underwriting associations (JUAs). The premium data collected represented at least 50 percent of total physician malpractice premiums paid in each State. For a more detailed description of the methodology utilized in the development of resource based malpractice RVUs, refer to the November 15, 2004 final rule. 1. Five Percent Specialty Threshold As discussed in the November 15, 2004 final rule, we are concerned that the malpractice RVUs could be inappropriately inflated or deflated due to aberrant data based upon incorrectly reported specialty classifications. Therefore, we examined the impact of establishing a minimum percentage threshold for any procedure performed by any specialty before the risk factor of that specialty is included in the malpractice RVU calculation of a particular code. We conducted an analysis excluding data for any specialty that performs less than 5 percent of a particular service or procedure from the malpractice RVU calculation for that service or procedure. The purpose of applying the minimum threshold was to identify and remove from the data 94

specialties listed infrequently as performing a certain procedure. The assumption was that the infrequent instances of these specialties in our data represent aberrant occurrences and removing the associated risk factor from the malpractice RVU calculation would improve accuracy and stability of the RVUs. We excluded evaluation and management (E&M) services from the analysis. Medicare claims data show that E&M codes are performed by virtually all physician specialties. Therefore, in the case of E&M codes, it is likely that even the low relative percentages of performance by some specialties would accurately represent the provision of the service by those specialties. For all services other than E&M services, we believe removing data attributable to specialties that occur in our data less than 5 percent of the time would most appropriately balance the objective to identify aberrant data (claims with a specialty identified that is highly unlikely to have performed a particular procedure) while including specialties that perform a procedure a small percentage of the time. We believe a higher threshold would result in the removal of data for specialties actually performing the procedure, while a lower threshold would likely fail to remove some aberrant data, particularly for 95

covering claims made, rather than services provided during<br />

the policy term). We collected premium data from all 50<br />

States, Washington, D.C., and Puerto Rico. Data were<br />

collected from commercial and physician-owned insurers and<br />

from joint underwriting associations (JUAs). The premium<br />

data collected represented at least 50 percent <strong>of</strong> total<br />

physician malpractice premiums paid in each State. For a<br />

more detailed description <strong>of</strong> the methodology utilized in the<br />

development <strong>of</strong> resource based malpractice RVUs, refer to the<br />

November 15, 2004 final rule.<br />

1. Five Percent Specialty Threshold<br />

As discussed in the November 15, 2004 final rule, we<br />

are concerned that the malpractice RVUs could be<br />

inappropriately inflated or deflated due to aberrant data<br />

based upon incorrectly reported specialty classifications.<br />

Therefore, we examined the impact <strong>of</strong> establishing a minimum<br />

percentage threshold for any procedure performed by any<br />

specialty before the risk factor <strong>of</strong> that specialty is<br />

included in the malpractice RVU calculation <strong>of</strong> a particular<br />

code.<br />

We conducted an analysis excluding data for any<br />

specialty that performs less than 5 percent <strong>of</strong> a particular<br />

service or procedure from the malpractice RVU calculation<br />

for that service or procedure. The purpose <strong>of</strong> applying the<br />

minimum threshold was to identify and remove from the data<br />

94

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