California / Grossmont Hospital

CMS certification 050026 · La Mesa, CA

Grossmont Hospital: charges and Medicare payments

Grossmont Hospital reported 5,390 Medicare inpatient stays across 124 DRGs in 2024. Across them it charged 6.55 times what it was paid — among the higher ratios in California, number 71 of 247 hospitals with at least 100 stays (state median 5.18×, national 4.15×). Its most frequent stay was DRG 871, Septicemia or Severe Sepsis without MV >96 Hours with MCC: 564 stays at an average charge of $140,503, 56% above the national average. It also billed 3,213 outpatient services, charging 8.28 times what Medicare paid.

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  1. 1Medicare inpatient stays 5,390
  2. 2Charge ÷ paid, inpatient 6.55×
  3. 3Rank in CA (highest ratio = 1) 71 of 247
  4. 4CMS price-transparency actions 0
DRG 871$140,503DRG 291$85,871DRG 177$112,678DRG 690$54,874DRG 689$79,742DRG 640$86,563DRG 698$129,372DRG 392$56,675DRG 872$65,231DRG 603$66,136
Average charge per stay at Grossmont Hospital, its 10 most frequent DRGs, bars to scale. Source: CMS DY2024.

Inpatient stays

For the 124 DRGs that can be compared with the national average, Grossmont Hospital charged more than the national average in 120 (97%). Payments follow Medicare's rates, so they usually vary far less than charges.

DRGStaysAvg chargevs USAvg paid
871 Septicemia or Severe Sepsis without MV >96 Hours with MCC564$140,503+56%$20,057
291 Heart Failure and Shock with MCC313$85,871+52%$13,340
177 Respiratory Infections and Inflammations with MCC163$112,678+60%$16,880
690 Kidney and Urinary Tract Infections without MCC150$54,874+45%$9,555
689 Kidney and Urinary Tract Infections with MCC132$79,742+55%$12,575
640 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...125$86,563+44%$13,798
698 Other Kidney and Urinary Tract Diagnoses with MCC119$129,372+76%$17,517
392 Esophagitis, Gastroenteritis and Miscellaneous Digestive...115$56,675+41%$8,470
872 Septicemia or Severe Sepsis without MV >96 Hours without MCC110$65,231+33%$10,929
603 Cellulitis without MCC102$66,136+77%$10,587
193 Simple Pneumonia and Pleurisy with MCC99$102,393+71%$14,081
274 Percutaneous and Other Intracardiac Procedures without MCC93$154,641-1%$33,233
312 Syncope and Collapse88$59,709+31%$9,533
641 Miscellaneous Disorders of Nutrition, Metabolism, Fluids and...88$60,623+64%$8,224
064 Intracranial Hemorrhage or Cerebral Infarction with MCC84$169,131+69%$22,508
853 Infectious and Parasitic Diseases with O.R. Procedures with...83$360,261+57%$54,324
065 Intracranial Hemorrhage or Cerebral Infarction with CC or...74$90,934+63%$10,785
190 Chronic Obstructive Pulmonary Disease with MCC73$85,475+69%$11,418
313 Chest Pain70$52,381+31%$7,866
552 Medical Back Problems without MCC70$61,409+26%$11,163
870 Septicemia or Severe Sepsis with MV >96 Hours65$402,931+25%$64,954
189 Pulmonary Edema and Respiratory Failure61$113,096+96%$13,513
309 Cardiac Arrhythmia and Conduction Disorders with CC60$63,499+76%$9,406
378 Gastrointestinal Hemorrhage with CC58$78,100+61%$10,363
948 Signs and Symptoms without MCC57$53,753+41%$8,373
194 Simple Pneumonia and Pleurisy with CC54$65,144+70%$8,714
682 Renal Failure with MCC53$95,447+45%$15,531
178 Respiratory Infections and Inflammations with CC50$65,781+45%$11,324
638 Diabetes with CC48$58,502+40%$9,370
683 Renal Failure with CC48$55,070+35%$9,594
699 Other Kidney and Urinary Tract Diagnoses with CC48$59,814+26%$10,525
377 Gastrointestinal Hemorrhage with MCC47$129,098+51%$19,049
149 Dysequilibrium45$48,346+9%$8,470
069 Transient Ischemia without Thrombolytic42$61,205+21%$9,004
191 Chronic Obstructive Pulmonary Disease with CC42$66,823+69%$8,991
389 Gastrointestinal Obstruction with CC42$61,713+59%$8,608
897 Alcohol, Drug Abuse or Dependence without Rehabilitation...41$54,161+46%$9,254
207 Respiratory System Diagnosis with Ventilator Support >96...39$369,463+26%$55,950
267 Endovascular Cardiac Valve Replacement and Supplement...39$240,554+9%$49,341
101 Seizures without MCC38$53,898+11%$9,976
287 Circulatory Disorders except AMI, with Cardiac...38$77,217+21%$12,280
057 Degenerative Nervous System Disorders without MCC36$72,304+28%$14,162
322 Percutaneous Cardiovascular Procedures with Intraluminal...36$145,751+27%$18,837
563 Fracture, Sprain, Strain and Dislocation except Femur, Hip,...36$49,275+16%$9,459
305 Hypertension without MCC33$47,363+18%$8,363
308 Cardiac Arrhythmia and Conduction Disorders with MCC33$119,399+111%$14,224
522 Hip Replacement with Principal Diagnosis of Hip Fracture...33$187,764+84%$21,645
100 Seizures with MCC32$109,672+16%$20,152
208 Respiratory System Diagnosis with Ventilator Support <=96...32$252,884+86%$31,815
470 Major Hip and Knee Joint Replacement or Reattachment of...32$174,611+87%$19,448
280 Acute Myocardial Infarction, Discharged Alive with MCC31$123,304+63%$17,172
286 Circulatory Disorders except AMI, with Cardiac...30$122,144+9%$25,936
391 Esophagitis, Gastroenteritis and Miscellaneous Digestive...30$78,351+28%$14,197
481 Hip and Femur Procedures except Major Joint with CC30$139,903+39%$20,979
310 Cardiac Arrhythmia and Conduction Disorders without CC/MCC29$43,335+51%$6,458
637 Diabetes with MCC29$98,755+49%$15,096
884 Organic Disturbances and Intellectual Disability29$95,344+53%$17,614
321 Percutaneous Cardiovascular Procedures with Intraluminal...28$221,622+35%$29,220
917 Poisoning and Toxic Effects of Drugs with MCC28$132,438+77%$17,545
202 Bronchitis and Asthma with CC/MCC27$63,194+37%$10,233

Showing the 60 most frequent of 124 DRGs.

Outpatient services

Against the California average

For Septicemia or Severe Sepsis without MV >96 Hours with MCC (DRG 871), Grossmont Hospital charged $140,503 on average, 2% less than the California average of $143,063, and was paid $20,057 against a state average of $23,020. For Heart Failure and Shock with MCC (DRG 291), Grossmont Hospital charged $85,871 on average, 15% less than the California average of $100,739, and was paid $13,340 against a state average of $15,556. For Respiratory Infections and Inflammations with MCC (DRG 177), Grossmont Hospital charged $112,678 on average, 9% less than the California average of $124,302, and was paid $16,880 against a state average of $18,986. For Kidney and Urinary Tract Infections without MCC (DRG 690), Grossmont Hospital charged $54,874 on average, 14% less than the California average of $63,565, and was paid $9,555 against a state average of $9,722. For Comprehensive Observation Services (outpatient APC 8011), its average charge of $31,118 was 25% below the state average of $41,628. For Level 5 Musculoskeletal Procedures (outpatient APC 5115), its average charge of $136,051 was 25% above the state average of $109,149. For Level 1 Endovascular Procedures (outpatient APC 5191), its average charge of $36,649 was 10% below the state average of $40,544. For Level 2 Upper GI Procedures (outpatient APC 5302), its average charge of $12,250 was 36% below the state average of $19,034.

Price-transparency record

No action in CMS's price-transparency enforcement list (July 2026) matches this hospital's exact name, city and state. That can mean CMS has not reviewed it, or that it is listed under a different name.

Charges are the hospital's list prices averaged over its 2024 Medicare cases; payments are what those cases actually brought in. Neither is what you will pay. For a planned procedure, ask the hospital for its price estimate or, if you are uninsured or self-paying, a good-faith estimate.

Sources: CMS Medicare Inpatient Hospitals — by Provider and Service / by Geography and Service, data year 2024; CMS Medicare Outpatient Hospitals — by Provider and Service / by Geography and Service, data year 2024; CMS Hospital Price Transparency Enforcement Activities and Outcomes, July 2026. Checked 2026-10-24. Methodology.