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Hospital / health system · Los Angeles · United States

VA Greater Los Angeles Healthcare System

In research, VA Greater Los Angeles Healthcare System stands highest in Medicine (#1,244 of 10,443 worldwide), Health Sciences (#1,452 of 11,982 worldwide) and Life Sciences (#2,721 of 7,800 worldwide), 2022–2025. Relative to its size it is most specialised in Endocrinology, Diabetes and Metabolism — Endocrinology, Diabetes and Metabolism is 6.3× its share of world research.

losangeles.va.govROR OpenAlex
World rank, 2022–2025
#4,159
of 28,054 · #2,739 all time
Rank in United States
#580
of 4,192
Research works
3.6k
▲ 10% vs 2013–17
Citations
157k
43.3 per fractional work
Top-10% rate
18.8%
record average 16.5%
Open access
46%
world 28%

What is VA Greater Los Angeles Healthcare System known for in research?

The fields where it stands highest, 2022–2025, ranked among every institution above the floor in each field.

FieldWorld rankWhere that sitsTop-10% rateWorksAll time
MedicineField #1,244 of 10,443 17.3%339 #1022
Health SciencesDomain #1,452 of 11,982 17.9%402 #902
Life SciencesDomain #2,721 of 7,800 22.0%91 #1583
Social SciencesDomain #5,956 of 10,521 20.0%80 #4798

Each strip is that field’s whole ranked pool, with the notch where VA Greater Los Angeles Healthcare System sits in it, in the colour of the band that rank falls in. The track under the rate is the rate itself: it carries no world mark, because the world rate differs by field (from about 6% to 21% in this record).

Which of those standings moved

The same fields on both windows: where it stood over the whole record, and where it stands in 2022–2025. The distance is the story, and it is the one thing the two rank columns above cannot show.

  1. Medicine#1,022 #1,244
  2. Health Sciences#902 #1,452
  3. Life Sciences#1,583 #2,721
  4. Social Sciences#4,798 #5,956
all time2022–2025, better2022–2025, worse

A dot further right is a better standing. Fields it was not ranked in over the whole record are left out.

What does VA Greater Los Angeles Healthcare System specialise in?

Where its research is concentrated relative to its size: Endocrinology, Diabetes and Metabolism takes 6.3× the share of its output that it takes of world research.

  1. Endocrinology, Diabetes and MetabolismSubfield · 20.4 works6.3×
← less than its size predicts1×more →

Location quotient, a volume reading rather than an impact one. It surfaces small, lopsided specialities.

Field profile

Location quotient across every field it publishes in: outside the ring is more than an institution of this size would be expected to publish, inside it is less.

Agricultural and Biological Sciences: 0.12× its world share, 3 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 1.37× its world share, 44 worksBiochemistry, Geneti…Immunology and Microbiology: 1.97× its world share, 12 worksImmunology and Micro…Neuroscience: 3.10× its world share, 30 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 1.33× its world share, 3 worksPharmacology, Toxico…Chemistry: 0.05× its world share, 0 worksChemistryComputer Science: 0.10× its world share, 4 worksComputer ScienceEarth and Planetary Sciences: 0.01× its world share, 0 worksEarth and Planetary …Energy: 0.03× its world share, 0 worksEnergyEngineering: 0.09× its world share, 8 worksEngineeringEnvironmental Science: 0.14× its world share, 4 worksEnvironmental ScienceMaterials Science: 0.05× its world share, 1 worksMaterials ScienceMathematics: 0.17× its world share, 1 worksMathematicsPhysics and Astronomy: 0.19× its world share, 2 worksPhysics and AstronomyDentistry: 0.67× its world share, 2 worksDentistryHealth Professions: 3.60× its world share, 56 worksHealth ProfessionsMedicine: 2.96× its world share, 339 worksMedicineNursing: 1.29× its world share, 4 worksNursingVeterinary: 1.36× its world share, 1 worksVeterinaryArts and Humanities: 0.14× its world share, 2 worksArts and HumanitiesBusiness, Management and Accounting: 0.08× its world share, 2 worksBusiness, Management…Decision Sciences: 0.40× its world share, 2 worksDecision SciencesEconomics, Econometrics and Finance: 0.73× its world share, 9 worksEconomics, Econometr…Psychology: 2.53× its world share, 46 worksPsychologySocial Sciences: 0.24× its world share, 18 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Health Professions, 3.6×. Every wedge is a field page.

Who are the top researchers at VA Greater Los Angeles Healthcare System?

Ranked on the composite score, Ilya Gukovsky, Gregory A. Brent and David L. Sultzer lead among researchers whose main affiliation is VA Greater Los Angeles Healthcare System.

  1. 1 Ilya Gukovsky United States · #51,883 worldwide 327 citations · 32 works
  2. 2 Gregory A. Brent United States · #68,855 worldwide 232 citations · 28 works
  3. 3 David L. Sultzer United States · #84,821 worldwide 208 citations · 32 works
  4. 4 Peter Glassman United States · #122,843 worldwide 118 citations · 32 works
  5. 5 Alan Lichtenstein United States · #174,348 worldwide 161 citations · 46 works
  6. 6 Caren Kamberg United States · #232,242 worldwide 117 citations · 20 works
  7. 7 Li Zhu United States · #241,663 worldwide 108 citations · 23 works
  8. 8 Elizabeth M. Yano United States · #244,959 worldwide 80 citations · 39 works
  9. 9 Matthew Bidwell Goetz United States · #347,820 worldwide 132 citations · 35 works
  10. 10 Karen Josephson United States · #352,144 worldwide 161 citations · 15 works
All ranked researchers at VA Greater Los Angeles Healthcare System

Which keywords describe research at VA Greater Los Angeles Healthcare System?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Inflammation, Primary Care, Depression, Cardiovascular Disease, Chronic Disease Management, Quality Improvement and Mortality.

▲ more of its work than of the world’s◆ about the world’s share▼ less than the world’s

Size is fractional works in 2022–2025 in the topics tagged with each word; colour is the word's share of this institution's work against its share of the world's. The 40 words are chosen for being large and distinctive. Each links to the topic it comes from most.

All 40 words, with their numbers
  1. Epidemiology79▲ 3.4×96 topics
  2. Inflammation38▲ 3.0×68 topics
  3. Cardiovascular Disease25▲ 3.7×31 topics
  4. Depression23▲ 4.4×19 topics
  5. Public Health23▲ 2.6×31 topics
  6. Quality of Life22▲ 2.5×39 topics
  7. Primary Care21▲ 9.4×11 topics
  8. Oxidative Stress21▲ 2.1×39 topics
  9. Metabolic Syndrome20▲ 4.0×18 topics
  10. Mental Health18▲ 2.1×28 topics
  11. Clinical Trials18▲ 4.5×17 topics
  12. Treatment18▲ 2.4×33 topics
  13. Mortality18▲ 5.1×12 topics
  14. Meta-Analysis17▲ 4.8×12 topics
  15. Chronic Disease Management16▲ 14×5 topics
  16. Risk Factors15▲ 2.4×28 topics
  17. Anxiety15▲ 5.4×11 topics
  18. Quality Improvement15▲ 13×8 topics
  19. Biomarkers15▲ 3.6×16 topics
  20. Diagnosis15▲ 2.7×30 topics
  21. Neurological Disorders15▲ 4.4×17 topics
  22. Circadian Rhythms14▲ 23×2 topics
  23. Immunotherapy14▲ 3.2×16 topics
  24. Management14▲ 2.9×24 topics
  25. Guidelines13▲ 4.8×12 topics
  26. Cognitive Behavioral Therapy13▲ 16×2 topics
  27. Aging13▲ 3.9×16 topics
  28. Heart Failure13▲ 4.9×13 topics
  29. Psychometric Evaluation12▲ 23×2 topics
  30. Social Support12▲ 3.7×12 topics
  31. Mortality Risk12▲ 8.5×6 topics
  32. Health Consequences11▲ 6.4×3 topics
  33. Cardiovascular Risk11▲ 5.8×9 topics
  34. Health Care Utilization11▲ 16×3 topics
  35. Genetic Mutations11▲ 4.1×16 topics
  36. Insomnia10▲ 25×1 topic
  37. Sleep Duration10▲ 27×1 topic
  38. Prostate Cancer10▲ 13×3 topics
  39. Cognitive Therapy9▲ 15×3 topics
  40. Chronic Kidney Disease9▲ 6.4×8 topics

Which research topics does VA Greater Los Angeles Healthcare System publish most on?

By volume in 2022–2025: Sleep and related disorders, Primary Care and Health Outcomes, Schizophrenia research and treatment and Prostate Cancer Treatment and Research.

Sleep and related disorders: 10 fractional worksPrimary Care and Health Outcomes: 7 fractional worksSchizophrenia research a…6Schizophrenia research and treatment: 6 fractional worksProstate Cancer Treatmen…6Prostate Cancer Treatment and Research: 6 fractional worksHomelessness and Social Issues: 5 fractional worksGeriatric Care and Nursing Homes: 5 fractional worksGut microbiota and health4Gut microbiota and health: 4 fractional worksTelemedicine and Telehealth Implementation: 4 fractional worksThyroid Disorders and Treatments: 4 fractional worksProstate Cancer Diagnosi…4Prostate Cancer Diagnosis and Treatment: 4 fractional works
Experimental and Cognitive PsychologyGeneral Health ProfessionsPsychiatry and Mental healthPulmonary and Respiratory Medicine3 others

Area is fractional works; colour is the subfield each topic belongs to.

  1. 1 Sleep and related disorders Experimental and Cognitive Psychology 10 works
  2. 2 Primary Care and Health Outcomes General Health Professions 7 works
  3. 3 Schizophrenia research and treatment Psychiatry and Mental health 6 works
  4. 4 Prostate Cancer Treatment and Research Pulmonary and Respiratory Medicine 6 works
  5. 5 Homelessness and Social Issues General Health Professions 5 works
  6. 6 Geriatric Care and Nursing Homes General Health Professions 5 works
  7. 7 Gut microbiota and health Molecular Biology 4 works
  8. 8 Telemedicine and Telehealth Implementation Public Health, Environmental and Occupational Health 4 works
  9. 9 Thyroid Disorders and Treatments Endocrinology, Diabetes and Metabolism 4 works
  10. 10 Prostate Cancer Diagnosis and Treatment Pulmonary and Respiratory Medicine 4 works

How open and international is its research?

Against the world’s own shares — the tick on each track. Both are shares of its output, so they sit on one scale and can be read against each other as well as against the world.

openly available46.0%not open54.0%

World: 28% of research is openly available.

with international co-authors12.4%domestic only87.6%

World: 19% is written across borders.

How has VA Greater Los Angeles Healthcare System's research output changed?

Output in 2018–2022 was 10% higher than in 2013–2017.

1990200020102020
grewheldshrank

The same series as a ribbon — one cell per year, darker for more. The line above answers how much; this answers when.

Other research institutions in Los Angeles

All research institutions in Los Angeles

Research measures only: rankings here say nothing about teaching, admissions or student experience. Comparable institutions and collaboration partners are in the interactive view on the map.