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UCI Health — Orange Medicare inpatient and outpatient services

Every DRG and outpatient service group CMS publishes for UCI Health — Orange, Orange, CA in 2024, from traditional Medicare claims. Back to the UCI Health — Orange profile, with quality ratings, finances and negotiated rates.

  • 3,680

    Medicare inpatient discharges

    In 126 published DRGs

  • 2.22

    Case mix index

    IPPS FY 2027

  • 30%

    Surgical stays

  • 75%

    Stays with complications

    In DRGs with a CC or MCC

  • 10,243

    Medicare outpatient services

    In 54 service groups

Inpatient stays by major diagnostic category

Infectious and parasitic diseases622 discharges in 6 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Septicemia or severe sepsis without MV >96 hours with MCCMS-DRG 871, medical423$131,659$27,059$32,6511.98
Septicemia or severe sepsis without MV >96 hours without MCCMS-DRG 872, medical89$61,537$13,773$15,2611.03
Infectious and parasitic diseases with o.r. procedures with MCCMS-DRG 853, surgical54$454,389$90,024$112,6895.00
Septicemia or severe sepsis with MV >96 hoursMS-DRG 870, medical30$434,152$95,217$107,6706.96
Postoperative and post-traumatic infections with MCCMS-DRG 862, medical15$78,022$23,677$19,3501.84
Infectious and parasitic diseases with o.r. procedures with CCMS-DRG 854, surgical11$119,305$25,710$29,5882.04

Circulatory system610 discharges in 19 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Heart failure and shock with MCCMS-DRG 291, medical137$96,845$17,915$24,0181.28
Endovascular cardiac valve replacement and supplement procedures with MCCMS-DRG 266, surgical55$226,823$86,551$56,2526.25
Percutaneous and other intracardiac procedures without MCCMS-DRG 274, surgical52$144,347$42,214$35,7983.24
Endovascular cardiac valve replacement and supplement procedures without MCCMS-DRG 267, surgical46$180,574$66,893$44,7824.88
Acute myocardial infarction, discharged alive with MCCMS-DRG 280, medical42$139,528$27,137$34,6031.59
Syncope and collapseMS-DRG 312, medical41$83,476$12,583$20,7020.86
Cardiac arrhythmia and conduction disorders with CCMS-DRG 309, medical34$50,855$9,815$12,6120.74
Cardiac arrhythmia and conduction disorders with MCCMS-DRG 308, medical28$90,634$17,391$22,4771.20
Other circulatory system diagnoses with MCCMS-DRG 314, medical28$169,858$29,890$42,1252.09
Other vascular procedures with MCCMS-DRG 252, surgical26$243,277$49,430$60,3333.35
Percutaneous cardiovascular procedures with intraluminal device with MCC or 4+ arteries/MS-DRG 321, surgical18$185,429$37,702$45,9862.87
Circulatory disorders except AMI, with cardiac catheterization with MCCMS-DRG 286, medical16$259,690$43,017$64,4032.16
Cardiac arrhythmia and conduction disorders without cc/mccMS-DRG 310, medical15$46,141$6,399$11,4430.55
Acute myocardial infarction, discharged alive with CCMS-DRG 281, medical14$68,745$12,371$17,0490.91
Heart failure and shock with CCMS-DRG 292, medical13$64,851$12,166$16,0830.86
Other vascular procedures with CCMS-DRG 253, surgical12$298,448$42,579$74,0152.55
Peripheral vascular disorders with MCCMS-DRG 299, medical11$129,257$29,904$32,0561.58
Peripheral vascular disorders with CCMS-DRG 300, medical11$44,820$13,981$11,1151.07
Coronary intravascular lithotripsy with intraluminal device with MCCMS-DRG 323, surgical11$196,421$51,395$48,7124.14

Nervous system461 discharges in 18 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Craniotomy and endovascular intracranial procedures with MCCMS-DRG 025, surgical50$402,677$76,361$99,8644.42
Intracranial hemorrhage or cerebral infarction with MCCMS-DRG 064, medical49$119,311$23,598$29,5892.00
Seizures without MCCMS-DRG 101, medical41$46,429$12,050$11,5140.91
Intracranial hemorrhage or cerebral infarction with CC or tpa in 24 hoursMS-DRG 065, medical39$104,937$13,250$26,0241.02
Craniotomy and endovascular intracranial procedures without cc/mccMS-DRG 027, surgical28$171,496$30,794$42,5312.43
Traumatic stupor and coma >1 hour with CCMS-DRG 083, medical28$100,672$17,975$24,9671.36
Traumatic stupor and coma <1 hour with CCMS-DRG 086, medical28$103,057$16,923$25,5581.32
Traumatic stupor and coma >1 hour with MCCMS-DRG 082, medical26$187,970$31,960$46,6172.28
Craniotomy with major device implant or acute complex CNS principal diagnosis with MCC oMS-DRG 023, surgical23$349,666$76,400$86,7175.67
Traumatic stupor and coma <1 hour with MCCMS-DRG 085, medical22$188,944$33,600$46,8582.27
Other disorders of nervous system with MCCMS-DRG 091, medical21$145,407$24,960$36,0611.79
Degenerative nervous system disorders with MCCMS-DRG 056, medical18$152,668$29,681$37,8622.39
Craniotomy and endovascular intracranial procedures with CCMS-DRG 026, surgical17$201,634$40,634$50,0052.95
Degenerative nervous system disorders without MCCMS-DRG 057, medical17$92,763$17,484$23,0051.36
Seizures with MCCMS-DRG 100, medical17$167,908$29,021$41,6411.98
Ventricular shunt procedures with CCMS-DRG 032, surgical13$120,330$26,194$29,8422.15
Other disorders of nervous system with CCMS-DRG 092, medical13$65,259$13,321$16,1841.03
Other cerebrovascular disorders with CCMS-DRG 071, medical11$94,239$14,793$23,3711.06

Digestive system397 discharges in 15 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Major small and large bowel procedures with CCMS-DRG 330, surgical52$149,601$30,650$37,1012.37
Gastrointestinal hemorrhage with MCCMS-DRG 377, medical42$157,138$34,884$38,9701.79
Esophagitis, gastroenteritis and miscellaneous digestive disorders without MCCMS-DRG 392, medical41$62,037$9,946$15,3850.79
Major small and large bowel procedures with MCCMS-DRG 329, surgical39$318,746$63,110$79,0494.52
Gastrointestinal hemorrhage with CCMS-DRG 378, medical30$67,062$13,140$16,6310.98
Gastrointestinal obstruction with CCMS-DRG 389, medical29$69,850$10,481$17,3230.80
Major small and large bowel procedures without cc/mccMS-DRG 331, surgical27$94,771$21,419$23,5031.67
Other digestive system diagnoses with MCCMS-DRG 393, medical25$128,087$22,783$31,7661.62
Gastrointestinal obstruction with MCCMS-DRG 388, medical22$109,982$19,562$27,2761.45
Esophagitis, gastroenteritis and miscellaneous digestive disorders with MCCMS-DRG 391, medical22$83,638$17,770$20,7421.28
Other digestive system diagnoses with CCMS-DRG 394, medical19$86,930$12,671$21,5590.94
Stomach, esophageal and duodenal procedures with CCMS-DRG 327, surgical14$157,418$33,586$39,0402.50
Digestive malignancy with MCCMS-DRG 374, medical13$159,229$27,663$39,4892.10
Stomach, esophageal and duodenal procedures without cc/mccMS-DRG 328, surgical11$93,694$19,958$23,2361.60
Peritoneal adhesiolysis with CCMS-DRG 336, surgical11$148,083$26,865$36,7252.11

Musculoskeletal system and connective tissue366 discharges in 15 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Major hip and knee joint replacement or reattachment of lower extremity without MCCMS-DRG 470, surgical73$115,370$24,262$28,6121.88
Major joint or limb reattachment procedures of upper extremitiesMS-DRG 483, surgical38$170,979$33,396$42,4032.48
Spinal fusion except cervical without MCCMS-DRG 460, surgical32$200,120$48,393$49,6303.66
Cervical spinal fusion with CCMS-DRG 472, surgical29$184,484$38,509$45,7522.96
Combined anterior and posterior spinal fusion with CCMS-DRG 454, surgical23$418,615$90,988$103,8166.12
Hip and femur procedures except major joint with CCMS-DRG 481, surgical23$150,767$26,592$37,3902.07
Lower extremity and humerus procedures except hip, foot and femur with CCMS-DRG 493, surgical23$204,419$37,485$50,6962.40
Medical back problems without MCCMS-DRG 552, medical23$94,529$12,679$23,4430.97
Hip replacement with principal diagnosis of hip fracture without MCCMS-DRG 522, surgical20$137,938$25,448$34,2092.11
Hip and femur procedures except major joint with MCCMS-DRG 480, surgical16$227,413$39,865$56,3982.95
Spinal fusion except cervical with spinal curvature, malignancy, infection or extensiveMS-DRG 456, surgical14$636,600$151,564$157,8778.43
Spinal fusion except cervical with spinal curvature, malignancy, infection or extensiveMS-DRG 457, surgical14$319,857$84,198$79,3256.08
Medical back problems with MCCMS-DRG 551, medical14$110,252$20,284$27,3421.70
Wound debridement and skin graft except hand for musculoskeletal and connective tissue dMS-DRG 464, surgical13$263,956$48,944$65,4613.00
Other musculoskeletal system and connective tissue o.r. procedures with CCMS-DRG 516, surgical11$197,152$29,636$48,8942.04

Kidney and urinary tract346 discharges in 12 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Other kidney and urinary tract diagnoses with MCCMS-DRG 698, medical62$93,226$21,730$23,1201.65
Renal failure with MCCMS-DRG 682, medical45$107,012$20,992$26,5391.50
Other kidney and urinary tract diagnoses with CCMS-DRG 699, medical44$66,557$14,788$16,5061.02
Renal failure with CCMS-DRG 683, medical37$51,367$12,126$12,7390.90
Kidney transplantMS-DRG 652, surgical34$347,461$40,957$86,1703.00
Kidney and urinary tract infections without MCCMS-DRG 690, medical29$44,966$10,977$11,1510.81
Kidney and urinary tract infections with MCCMS-DRG 689, medical21$94,476$15,418$23,4301.17
Other kidney and urinary tract procedures with MCCMS-DRG 673, surgical18$180,478$52,871$44,7593.70
Kidney transplant with hemodialysis with MCCMS-DRG 650, surgical17$459,199$71,577$113,8814.50
Kidney and ureter procedures for non-neoplasm with CCMS-DRG 660, surgical16$139,634$21,321$34,6291.35
Kidney transplant with hemodialysis without MCCMS-DRG 651, surgical12$391,082$44,156$96,9883.46
Kidney and ureter procedures for non-neoplasm with MCCMS-DRG 659, surgical11$235,764$42,108$58,4692.59

Respiratory system251 discharges in 11 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Respiratory infections and inflammations with MCCMS-DRG 177, medical57$111,871$20,787$27,7441.70
Pulmonary edema and respiratory failureMS-DRG 189, medical32$97,425$17,488$24,1611.23
Simple pneumonia and pleurisy with MCCMS-DRG 193, medical30$81,427$17,297$20,1941.33
Simple pneumonia and pleurisy with CCMS-DRG 194, medical22$60,511$11,057$15,0070.82
Respiratory system diagnosis with ventilator support <=96 hoursMS-DRG 208, medical18$167,386$37,541$41,5122.70
Major chest procedures with CCMS-DRG 164, surgical17$114,697$32,435$28,4452.55
Respiratory neoplasms with MCCMS-DRG 180, medical17$123,454$25,554$30,6171.74
Pulmonary embolism with MCC or acute cor pulmonaleMS-DRG 175, medical16$97,196$20,514$24,1051.40
Chronic obstructive pulmonary disease with MCCMS-DRG 190, medical16$68,313$14,608$16,9421.10
Respiratory infections and inflammations with CCMS-DRG 178, medical14$56,421$12,146$13,9920.99
Major chest procedures with MCCMS-DRG 163, surgical12$352,697$61,854$87,4694.71

Endocrine, nutritional and metabolic218 discharges in 6 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes with MCCMS-DRG 640, medical86$96,210$18,592$23,8601.32
Miscellaneous disorders of nutrition, metabolism, fluids and electrolytes without MCCMS-DRG 641, medical40$56,550$10,609$14,0240.78
Endocrine disorders with MCCMS-DRG 643, medical37$93,434$20,654$23,1721.65
Endocrine disorders with CCMS-DRG 644, medical27$72,170$13,472$17,8981.06
Diabetes with MCCMS-DRG 637, medical14$86,618$18,727$21,4811.45
Diabetes with CCMS-DRG 638, medical14$57,897$12,507$14,3580.90

Blood cancers and poorly differentiated neoplasms120 discharges in 6 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Chemotherapy with acute leukemia as secondary diagnosis or with high dose chemotherapy aMS-DRG 837, medical25$138,126$67,412$34,2554.84
Chemotherapy without acute leukemia as secondary diagnosis with CCMS-DRG 847, medical25$47,886$16,101$11,8761.21
Acute leukemia with MCCMS-DRG 834, medical23$391,455$83,768$97,0815.60
Lymphoma and non-acute leukemia with MCCMS-DRG 840, medical18$198,719$49,520$49,2823.13
Chemotherapy without acute leukemia as secondary diagnosis with MCCMS-DRG 846, medical18$89,377$34,820$22,1662.44
Chemotherapy with acute leukemia as secondary diagnosis with CC or high dose chemotherapMS-DRG 838, medical11$58,872$28,284$14,6002.00

Liver, gallbladder and pancreas108 discharges in 6 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Malignancy of hepatobiliary system or pancreas with MCCMS-DRG 435, medical26$95,113$23,619$23,5881.76
Disorders of the biliary tract with CCMS-DRG 445, medical21$74,013$13,505$18,3551.09
Cirrhosis and alcoholic hepatitis with MCCMS-DRG 432, medical20$101,354$26,718$25,1361.92
Disorders of liver except malignancy, cirrhosis or alcoholic hepatitis with MCCMS-DRG 441, medical17$126,507$24,764$31,3741.83
Disorders of the biliary tract with MCCMS-DRG 444, medical13$121,342$21,362$30,0931.63
Pancreas, liver and shunt procedures with MCCMS-DRG 405, surgical11$365,538$67,131$90,6535.51

Injuries, poisonings and toxic effects of drugs60 discharges in 4 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Complications of treatment with MCCMS-DRG 919, medical22$78,219$25,474$19,3981.82
Other o.r. procedures for injuries with MCCMS-DRG 907, surgical15$314,956$67,461$78,1093.72
Poisoning and toxic effects of drugs with MCCMS-DRG 917, medical12$187,508$19,917$46,5021.60
Other o.r. procedures for injuries with CCMS-DRG 908, surgical11$146,600$28,317$36,3572.00

Blood and immune system39 discharges in 3 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Red blood cell disorders with MCCMS-DRG 811, medical15$98,660$19,468$24,4681.40
Red blood cell disorders without MCCMS-DRG 812, medical13$65,294$12,575$16,1930.90
Major hematological and immunological diagnoses except sickle cell crisis and coagulatioMS-DRG 808, medical11$226,003$43,900$56,0492.19

Skin, subcutaneous tissue and breast33 discharges in 2 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Cellulitis without MCCMS-DRG 603, medical22$49,566$11,704$12,2920.88
Cellulitis with MCCMS-DRG 602, medical11$105,661$17,163$26,2041.49

Transplants, ECMO and tracheostomy (pre-MDC)19 discharges in 1 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
ECMO or tracheostomy with MV >96 hours or principal diagnosis except face, mouth and necMS-DRG 003, surgical19$1,076,128$283,024$266,88021.32

Multiple significant trauma16 discharges in 1 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Other multiple significant trauma with MCCMS-DRG 963, medical16$262,228$40,337$65,0332.73

Other14 discharges in 1 DRGs

Condition or procedureDischargesAverage chargesAverage Medicare paymentEstimated costDRG weight
Extensive o.r. procedures unrelated to principal diagnosis with MCCMS-DRG 981, surgical14$354,081$76,657$87,8124.74

Source: CMS Medicare Inpatient Hospitals by Provider and Service (2024 data, released 2026-04-10), traditional Medicare only; CMS omits DRGs with fewer than 11 discharges. Estimated cost is average charges times the hospital's Medicare cost-to-charge ratio from the IPPS Impact File. Weights are the MS-DRG relative weights for the same year.

Outpatient services

Service groupServicesPatientsAverage chargesAverage Medicare paymentUS average payment
Level 1 Intraocular ProceduresAPC 54911,6281,017$19,830$2,276$1,752
Level 2 Urology and Related ServicesAPC 5372815477$1,847$637$502
Comprehensive Observation ServicesAPC 8011800744$30,308$2,667$2,090
Level 2 Upper GI ProceduresAPC 5302661589$13,241$1,860$1,445
Level 3 Urology and Related ServicesAPC 5373534441$12,697$1,905$1,516
Level 3 Extraocular, Repair, and Plastic Eye ProceduresAPC 5503466417$14,196$2,277$1,780
Level 2 Excision/ Biopsy/ Incision and DrainageAPC 5072427397$15,624$1,544$1,220
Level 3 Airway EndoscopyAPC 5153427269$6,903$1,457$1,264
Level 2 Intraocular ProceduresAPC 5492420348$26,967$3,937$3,116
Level 5 Urology and Related ServicesAPC 5375310286$48,747$5,042$3,918
Level 1 Nerve ProceduresAPC 5431248189$8,636$1,277$1,407
Level 3 Excision/ Biopsy/ Incision and DrainageAPC 5073237182$27,857$2,722$2,141
Level 3 Vascular ProceduresAPC 5183225218$24,042$3,122$2,405
Level 2 Laparoscopy and Related ServicesAPC 5362185184$69,179$10,917$8,164
Level 1 Endovascular ProceduresAPC 5191178175$24,863$2,861$2,208
Level 4 Urology and Related ServicesAPC 5374166144$31,674$3,242$2,629
Level 4 Musculoskeletal ProceduresAPC 5114157152$61,628$7,132$5,339
Level 3 Lower GI ProceduresAPC 5313138130$15,021$2,774$2,176
Level 1 Laparoscopy and Related ServicesAPC 5361132128$50,374$5,631$4,358
Level 5 Musculoskeletal ProceduresAPC 5115127122$87,391$14,073$10,772
Level 3 Endovascular ProceduresAPC 519311197$76,991$11,869$8,874
Level 3 ENT ProceduresAPC 516310958$3,631$1,354$1,106
Level 2 Vascular ProceduresAPC 5182109102$10,755$1,553$1,204
Level 3 Upper GI ProceduresAPC 5303107100$23,065$3,754$2,888
Level 4 Airway EndoscopyAPC 515410394$29,402$3,668$2,833
Level 4 Vascular ProceduresAPC 518410389$47,484$4,911$3,946
Complex GI ProceduresAPC 533110369$30,558$5,583$4,263
Level 4 Extraocular, Repair, and Plastic Eye ProceduresAPC 55049284$21,634$3,746$2,969
Level 1 Abdominal/Peritoneal/Biliary and Related ProceduresAPC 53418969$30,709$3,350$2,636
Level 6 Urology and Related ServicesAPC 53768478$64,120$9,681$7,291
Level 2 Breast/Lymphatic Surgery and Related ProceduresAPC 50927979$44,435$6,307$4,982
Level 5 ENT ProceduresAPC 51657676$41,966$5,495$4,436
Level 5 Neurostimulator and Related ProceduresAPC 54656969$101,827$36,422$26,719
Level 1 Breast/Lymphatic Surgery and Related ProceduresAPC 50916362$33,542$3,734$2,930
Level 2 Neurostimulator and Related ProceduresAPC 54625850$36,880$4,893$4,524
Level 2 Endovascular ProceduresAPC 51925549$43,047$5,497$4,338
Level 4 ENT ProceduresAPC 51645347$19,406$3,053$2,217
Level 5 Airway EndoscopyAPC 51554949$40,188$6,614$5,183
Level 2 Musculoskeletal ProceduresAPC 51124141$12,673$1,550$1,196
Level 4 Gynecologic ProceduresAPC 54144141$24,950$3,018$2,389
Level 5 Gynecologic ProceduresAPC 54154034$49,886$4,872$3,792
Level 6 Musculoskeletal ProceduresAPC 51163939$115,752$20,675$15,763
Level 4 Endovascular ProceduresAPC 51943937$105,846$19,362$14,606
Level 3 Musculoskeletal ProceduresAPC 51133737$36,271$2,999$2,373
Level 3 Electrophysiologic ProceduresAPC 52133737$122,663$27,480$21,117
Level 3 Intraocular ProceduresAPC 54933126$33,378$5,120$4,004
Level 6 Gynecologic ProceduresAPC 54162524$64,643$6,837$5,836
Level 4 Neurostimulator and Related ProceduresAPC 54642424$80,014$25,186$18,465
Level 8 Urology and Related ServicesAPC 53782119$86,643$23,100$17,428
Level 3 Pacemaker and Similar ProceduresAPC 52231818$59,590$11,463$8,569
Cochlear Implant ProcedureAPC 51661514$97,812$39,462$29,489
Level 2 Pacemaker and Similar ProceduresAPC 52221515$28,955$8,774$6,514
Level 2 Nerve ProceduresAPC 54321515$73,518$6,557$4,674
Level 7 Radiation TherapyAPC 56271211$44,206$6,308$6,121

Source: CMS Medicare Outpatient Hospitals by Provider and Service (2024 data, released 2026-06-24), comprehensive APCs for traditional Medicare; CMS omits services with fewer than 11 claims. The US average weights every hospital by its services.