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. Author manuscript; available in PMC: 2010 Jul 1.
Published in final edited form as: Gastrointest Endosc. 2009 May 24;70(1):96–10924. doi: 10.1016/j.gie.2008.08.040

Table A2-5.

Percent of procedures by place of service (PoS), weights per place of service, and cost of individual procedures weighted by place of service

CPT Code % of
procedures
ASC (a)
% of
procedures
OPPS (b)
% of
procedures
Office (c)
Total
%
(d=a+b+c)
ASC
Weight*
(a/d)
OPPS
Weight*
(b/d)
Office
Weight*
(c/d)
Beneficiary
Weighted
Cost by
PoS** (B)
Medicare
Weighted
Cost by
PoS** (M)
Total
Weighted
Cost by
PoS (B+M)
Colonoscopy without polypectomy
45378 42.8 40.3 4.2 87.2 0.49 0.46 0.05 171 502 673
G0105 53.1 43.3 2.8 99.3 0.54 0.44 0.03 149 487 635
G0121 51.0 44.5 3.2 98.7 0.52 0.45 0.03 148 486 634
Colonoscopy with polypectomy
45380 47.3 38.1 3.3 88.7 0.53 0.43 0.04 192 631 824
45381 46.0 40.8 2.3 89.1 0.52 0.46 0.03 192 622 814
45382 20.4 29.8 1.8 52.0 0.39 0.57 0.03 216 679 894
45383 42.3 46.9 4.5 93.6 0.45 0.50 0.05 211 684 895
45384 47.8 44.6 3.0 95.4 0.50 0.47 0.03 197 640 837
45385 48.5 41.5 3.8 93.7 0.52 0.44 0.04 202 666 868
*

Out of ASC, OPPS, and office.

**

Weighted average of costs from table 5 including pathology (if applicable) by PoS