- Medicine & Biology median H-Index: H=12 across all career stages
- Top 10% of medical researchers: H≥35
- El Emam et al. (2012): US Assistant Professors in Medical Informatics average H=7–12
- Review article authors score 20–30% higher than original-research-only authors
- H-Index used as supporting evidence in O-1A and EB-1A visa petitions
| Career Stage | Typical Range | Top 25% | Top 10% |
|---|---|---|---|
| Medical PhD Student (final year) | 2–6 | 7+ | 11+ |
| Postdoc / Clinical Fellow (1–3 yrs) | 4–10 | 12+ | 18+ |
| Assistant Professor | 7–14 | 16+ | 24+ |
| Associate Professor | 14–24 | 26+ | 36+ |
| Full Professor / Principal Investigator | 22–40 | 42+ | 55+ |
Benchmarks from El Emam et al. (2012), Hirsch (2005), Bornmann & Daniel (2007) and OpenAlex. Google Scholar values.
Review Articles and H-Index Inflation
A systematic review or clinical guideline in Medicine can accumulate thousands of citations. Researchers who write review articles — even occasionally — typically have H-Index values 20–30% above the median for their career stage.
Hiring committees at research-focused institutions are aware of this and often examine the composition of an applicant's citation record alongside the H-Index.
H-Index Differences by Medical Specialty
Not all medical specialties produce the same citation volumes. Basic science fields tend to generate more citations per paper than clinical specialties.
| Specialty / Area | Citation Volume | Relative H-Index Threshold |
|---|---|---|
| Molecular Biology / Genetics | Very High | Above median |
| Oncology | Very High | Above median |
| Cardiology | High | At or above median |
| Neurology / Neuroscience | High | At or above median |
| General Internal Medicine | Moderate | Near median |
| Surgery | Moderate | Near or below median |
| Psychiatry | Moderate | Near median |
H-Index in O-1A and EB-1A Visa Petitions
Medical researchers applying for O-1A or EB-1A visas increasingly include bibliometric data as supporting evidence of outstanding achievement.
USCIS does not publish an H-Index threshold. The H-Index is used as contextual evidence. Field-normalised percentile data showing top 10% or top 5% standing is typically more persuasive than the raw number.
Always work with an immigration attorney for visa petitions.
The benchmarks on this page and in our H-Index Benchmarks 2026 report provide the field-normalised percentile context that these applications require.
What is a good H-Index for a medical researcher?
What H-Index is needed for a medical school faculty position?
How does H-Index differ between clinical and basic science in medicine?
Can H-Index help with O-1A or EB-1A visa petitions?
Does writing review articles inflate H-Index in medicine?
// Sources & References
- Hirsch, J. E. (2005). An index to quantify an individual's scientific research output. PNAS, 102(46), 16569–16572. doi:10.1073/pnas.0507655102
- El Emam, K. et al. (2012). Two h-Index Benchmarks for Evaluating the Publication Performance of Medical Informatics Researchers. Journal of Medical Internet Research, 14(5). doi:10.2196/jmir.2177
- Bornmann, L., & Daniel, H. D. (2007). What do we know about the h index? JASIST, 58(9), 1381–1385. doi:10.1002/asi.20609
- Abramo, G., D'Angelo, C. A., & Viel, F. (2010). A robust benchmark for the h- and g-indexes. JASIST, 61(6), 1275–1280. doi:10.1002/asi.21330
- OpenAlex (2026). Open bibliometric database. openalex.org