Table 2.
Pre-conversion | Post-Conversion | Difference +/−SEM(95% confidence interval) | Relative risk (95% confidence interval) | p-Value | |
---|---|---|---|---|---|
Total clinic days | 40 | 40 | |||
Total physician visits | 2134 | 1570 | |||
Average clinical FTEs (physician) | 4.8 | 5.3 | |||
Average visits per day | 53.35 | 40.33 | –13.0 ± 0.28 | <0.0001* | |
(range) | (24–71) | (24–58) | (–12.4 to –13.6) | ||
Average visits per day per average clinical FTE | 11.1 | 7.6 | –3.50 ± 0.30 | <0.0001* | |
(5.0–14.8) | (4.5–10.9) | (–2.92 to –4.08) | |||
Total no-shows (%) | 878 (29.2) | 427 (21.4) | 0.66 (0.60–0.73) | <0.0001* | |
Ultrasound CPT codes | 3564 | 2717 | |||
Total count (%) | |||||
76801 | 114 (3.2) | 86 (3.2) | 0.9896 | ||
76802 | 6 (0.2) | 6 (0.1) | 0.638 | ||
76805 | 613 (17.2) | 213 (7.8) | 0.46 (0.39–0.53) | <0.0001* | |
76810 | 14 (0.4) | 10 (0.4) | 0.8748 | ||
76811 | 410 (11.5) | 338 (12.4) | 0.2562 | ||
76812 | 17 (0.5) | 9 (0.3) | 0.3755 | ||
76813 | 70 (2.0) | 59 (2.2) | 0.5659 | ||
76814 | 5 (0.1) | 3 (0.1) | 0.7428 | ||
76815 | 51 (1.4) | 18 (0.1) | 0.46 (0.27–0.79) | 0.0048* | |
76816 | 383 (10.7) | 529 (19.5) | 1.81 (1.60–2.05) | <0.0001* | |
76817 | 105 (2.9) | 113 (4.2) | 1.41 (1.09–1.83) | 0.0096* | |
76818 | 29 (0.8) | 24 (0.9) | 0.7651 | ||
76819 | 1186 (33.3) | 834 (30.7) | 0.92 (0.86–0.99) | 0.0305* | |
76820 | 279 (7.8) | 160 (5.9) | 0.75 (0.62–0.91) | 0.0030*1 | |
76821 | 49 (1.4) | 35 (1.3) | 0.7671 | ||
76825 | 111 (3.1) | 131 (4.8) | 1.55 (1.21–1.98) | 0.0005* | |
76826 | 18 (0.5) | 18 (0.7) | 0.4142 | ||
93325 | 104 (2.9) | 131 (4.8) | 1.65 (1.28–2.13) | 0.0001* | |
E&M CPT codes | 2134 | 1570 | |||
Total count (%) | |||||
99243 | 126 (7.6) | 53 (0.3) | 0.57 (0.42–0.78) | 0.0005* | |
99244 | 122 (7.1) | 51 (0.3) | 0.57 (0.41–0.78) | 0.0005* | |
99245 | 68 (4.0) | 33 (2.1) | 0.66 (0.44–0.99) | 0.0471* | |
99212 | 150 (6.6) | 17 (1.1) | 0.15 (0.09–0.25) | <0.0001* | |
99213 | 1209 (51.0) | 833 (53.1) | 1.07 (1.01–1.13) | 0.0308* | |
99214 | 346 (17.0) | 340 (21.7) | 1.34 (1.17–1.53) | <0.0001* | |
99215 | 20 (1.1) | 46 (2.9) | 2.30 (1.37–3.87) | 0.0017* | |
99203 | 20 (1.2) | 43 (2.7) | 2.16 (1.28–3.65) | 0.0041* | |
99204 | 54 (3.2) | 99 (6.3) | 2.49 (1.80–3.45) | <0.0001* | |
99205 | 19 (1.1) | 55 (3.5) | 3.93 (2.35–6.60) | <0.0001* | |
99244/45 vs. 99204/05 | 190 (8.9) | 154 (9.8) | 0.348 | ||
99214/99215 | 366 (17.2) | 386 (24.6) | 1.43 (1.26–1.63) | <0.0001* | |
Amniocentesis CPT codes | |||||
59000 | 6 (0.3) | 3 (0.2) | 0.5806 |
*Denotes statistical significance. SEM: standard error of the mean; N/A: not applicable; FTE: full-time equivalent; CPT: current procedural technology; E&M: evaluation and management.