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Institution · Seoul · South Korea

National Health Insurance Service

In research, National Health Insurance Service stands highest in Health Sciences (#4,625 of 11,982 worldwide) and Medicine (#5,232 of 10,443 worldwide), 2022–2025.

nhic.or.kr/static/html/wbd/g/a/wbdga0101.htmlROR OpenAlex
World rank, 2022–2025
#12,845
of 28,054 · #18,102 all time
Rank in South Korea
#231
of 417
Research works
1.2k
▲ 75% vs 2013–17
Citations
16k
12.9 per fractional work
Top-10% rate
13.0%
record average 16.5%
Open access
76%
world 28%

What is National Health Insurance Service 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
Health SciencesDomain #4,625 of 11,982 13.1%268 #5441
MedicineField #5,232 of 10,443 12.8%227 #5961

Each strip is that field’s whole ranked pool, with the notch where National Health Insurance Service 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).

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: 0.13× its world share, 2 worksAgricultural and Bio…Biochemistry, Genetics and Molecular Biology: 0.83× its world share, 16 worksBiochemistry, Geneti…Immunology and Microbiology: 1.09× its world share, 4 worksImmunology and Micro…Neuroscience: 1.06× its world share, 6 worksNeurosciencePharmacology, Toxicology and Pharmaceutics: 0.56× its world share, 1 worksPharmacology, Toxico…Chemistry: 0.10× its world share, 1 worksChemistryComputer Science: 0.12× its world share, 3 worksComputer ScienceEarth and Planetary Sciences: 0.01× its world share, 0 worksEarth and Planetary …Energy: 0.05× its world share, 0 worksEnergyEngineering: 0.11× its world share, 6 worksEngineeringEnvironmental Science: 0.26× its world share, 4 worksEnvironmental ScienceMaterials Science: 0.04× its world share, 0 worksMaterials ScienceMathematics: 0.41× its world share, 2 worksMathematicsPhysics and Astronomy: 0.01× its world share, 0 worksPhysics and AstronomyDentistry: 5.97× its world share, 10 worksDentistryHealth Professions: 2.85× its world share, 26 worksHealth ProfessionsMedicine: 3.38× its world share, 228 worksMedicineNursing: 2.20× its world share, 4 worksNursingVeterinary: 0.08× its world share, 0 worksVeterinaryArts and Humanities: 0.03× its world share, 0 worksArts and HumanitiesBusiness, Management and Accounting: 0.14× its world share, 2 worksBusiness, Management…Decision Sciences: 0.37× its world share, 1 worksDecision SciencesEconomics, Econometrics and Finance: 1.45× its world share, 11 worksEconomics, Econometr…Psychology: 0.83× its world share, 9 worksPsychologySocial Sciences: 0.32× its world share, 14 worksSocial Sciences1×world share
more than its size predictsabout as predictedless

Rings at 0.5×, 1× and 2×. Widest outward: Dentistry, 6.0×. Every wedge is a field page.

Who are the top researchers at National Health Insurance Service?

Ranked on the composite score, Gwang Cheon Jang, Jung Kyu Choi and Eun-Joo Lee lead among researchers whose main affiliation is National Health Insurance Service.

  1. 1 Gwang Cheon Jang South Korea · #501,077 worldwide 51 citations · 26 works
  2. 2 Jung Kyu Choi South Korea · #818,150 worldwide 29 citations · 21 works
  3. 3 Eun-Joo Lee South Korea · #828,816 worldwide 9 citations · 31 works
  4. 4 Jun Hong Lee South Korea · #972,579 worldwide 32 citations · 27 works
  5. 5 Dong Wook Kim South Korea · #1,022,225 worldwide 32 citations · 20 works
  6. 6 Hyunsun Lim South Korea · #1,220,466 worldwide 22 citations · 18 works
All ranked researchers at National Health Insurance Service

Which keywords describe research at National Health Insurance Service?

By fractional works in 2022–2025, weighted toward what it does more of than the world: Epidemiology, Quality of Life, Risk Factors, Cardiovascular Disease, Global Burden, Clinical Practice Guidelines, Social Support and Inflammation.

▲ 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. Epidemiology45▲ 3.3×96 topics
  2. Quality of Life28▲ 5.7×41 topics
  3. Risk Factors20▲ 5.2×27 topics
  4. Inflammation19▲ 2.6×50 topics
  5. Cardiovascular Disease19▲ 4.9×32 topics
  6. Global Burden15▲ 7.9×12 topics
  7. Treatment14▲ 3.4×33 topics
  8. Clinical Practice Guidelines14▲ 7.2×14 topics
  9. Social Support13▲ 6.7×11 topics
  10. Mortality11▲ 5.6×12 topics
  11. Diagnosis11▲ 3.4×25 topics
  12. Metabolic Syndrome11▲ 3.7×20 topics
  13. COVID-1910▲ 2.2×14 topics
  14. Complications10▲ 5.6×16 topics
  15. Obesity10▲ 3.6×19 topics
  16. Primary Care9▲ 6.5×9 topics
  17. Clinical Trials8▲ 3.5×14 topics
  18. Chemotherapy8▲ 3.3×17 topics
  19. Clinical Outcomes8▲ 11×5 topics
  20. Guidelines8▲ 4.8×12 topics
  21. Rehabilitation8▲ 5.5×10 topics
  22. Long-Term Care7▲ 28×2 topics
  23. Self-Efficacy7▲ 7.5×3 topics
  24. Chronic Kidney Disease7▲ 8.2×7 topics
  25. Elderly Population7▲ 47×2 topics
  26. Health Locus of Control7▲ 59×1 topic
  27. Health-Promoting Behaviors7▲ 59×1 topic
  28. Revascularization7▲ 12×4 topics
  29. Surgical Management6▲ 4.4×17 topics
  30. Heart Failure6▲ 4.1×11 topics
  31. Hypertension6▲ 6.1×12 topics
  32. Biomechanics6▲ 5.8×6 topics
  33. Surgery6▲ 4.9×9 topics
  34. SARS-CoV-26▲ 5.2×6 topics
  35. Clinical Guidelines6▲ 5.8×8 topics
  36. Surgical Treatment5▲ 7.5×6 topics
  37. Breast Cancer5▲ 6.2×10 topics
  38. Health System Reform5▲ 20×2 topics
  39. Elderly Patients5▲ 7.9×4 topics
  40. Prevention Guidelines4▲ 12×3 topics

Which research topics does National Health Insurance Service publish most on?

By volume in 2022–2025: Health and Wellbeing Research, Acute Ischemic Stroke Management, Intergenerational Family Dynamics and Caregiving and Geriatric Care and Nursing Homes.

Health and Wellbeing Res…7Health and Wellbeing Research: 7 fractional worksAcute Ischemic Stroke Ma…4Acute Ischemic Stroke Management: 4 fractional worksIntergenerational Family…4Intergenerational Family Dynamics and Caregiving: 4 fractional worksGeriatric Care and Nursi…4Geriatric Care and Nursing Homes: 4 fractional worksOrthopedic Surgery and Rehabilitation: 3 fractional worksHealthcare Systems and Reforms: 3 fractional worksVenous Thromboembolism D…3Venous Thromboembolism Diagnosis and Management: 3 fractional worksBlood Pressure and Hypertension Studies: 3 fractional worksSpine and Intervertebral Disc Pathology: 3 fractional worksChronic Disease Manageme…3Chronic Disease Management Strategies: 3 fractional works
General Health ProfessionsEpidemiologySociology and Political ScienceSurgery4 others

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

  1. 1 Health and Wellbeing Research General Health Professions 7 works
  2. 2 Acute Ischemic Stroke Management Epidemiology 4 works
  3. 3 Intergenerational Family Dynamics and Caregiving Sociology and Political Science 4 works
  4. 4 Geriatric Care and Nursing Homes General Health Professions 4 works
  5. 5 Orthopedic Surgery and Rehabilitation Surgery 3 works
  6. 6 Healthcare Systems and Reforms Finance 3 works
  7. 7 Venous Thromboembolism Diagnosis and Management Internal Medicine 3 works
  8. 8 Blood Pressure and Hypertension Studies Cardiology and Cardiovascular Medicine 3 works
  9. 9 Spine and Intervertebral Disc Pathology Pathology and Forensic Medicine 3 works
  10. 10 Chronic Disease Management Strategies Epidemiology 3 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 available75.6%not open24.4%

World: 28% of research is openly available.

with international co-authors16.5%domestic only83.5%

World: 19% is written across borders.

How has National Health Insurance Service's research output changed?

Output in 2018–2022 was 75% 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 Seoul

All research institutions in Seoul

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.