Top Ranked Medical Journals in 2026 (Latest Impact Factor Rankings)

The Journal Citation Reports (JCR) 2026, released on 17 June 2026, has published the latest Journal Impact Factor (JIF) rankings for research journals worldwide. These rankings are widely used by researchers, and faculty members to identify the most influential journals in medicine.

In addition, the latest Scopus CiteScore 2025 metrics were released on 5 June 2026. It provides another important indicator of journal performance and citation impact.

Publishing in a top-ranked medical journal offers several advantages such as Higher research visibility and Greater citation potential.

In this article, we present the Top 40 Medical Journals based on the latest Journal Impact Factor (JIF) released in the 2026 Journal Citation Reports.

Top 40 Medical Journals by Impact Factor (JCR 2026)

1	Ca-A Cancer Journal for Clinicians	15424863, 00079235	John Wiley and Sons Inc	Q1	685.2
2	LANCET	01406736, 1474547X	Elsevier	Q1	109.0
3	Nature Reviews Microbiology	17401534, 17401526	Nature Research	Q1	104.6
4	MMWR Surveillance Summaries	15458636, 15460738	Centers for Disease Control and Prevention (CDC)	Q1	96.9
5	Nature Reviews Clinical Oncology	17594782, 17594774	Nature Publishing Group	Q1	94.6
6	Nature Reviews Drug Discovery	14741784, 14741776	Nature Research	Q1	91.2
7	New England Journal of Medicine	00284793, 15334406	Massachussetts Medical Society	Q1	84.5
8	Annals of Oncology	15698041, 09237534	Elsevier Ltd	Q1	80.4
9	Nature Reviews Disease Primers	2056676X	Nature Publishing Group	Q1	79.8
10	World Psychiatry	20515545, 17238617	John Wiley and Sons Inc	Q1	79.5
11	JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION			Q1	65.4
12	Nature Reviews Cancer	1474175X, 14741768	Nature Research	Q1	60.7
13	Cancer Cell	15356108, 18783686	Cell Press	Q1	56.1
14	BMJ-British Medical Journal			Q1	55.1
15	Nature Reviews Methods Primers	26628449	Springer Nature	Q1	54.2
16	Nature Medicine	1546170X, 10788956	Nature Research	Q1	52.5
17	Nature Reviews Genetics	14710056, 14710064	Nature Research	Q1	51.4
18	MMWR Recommendations and Reports	10575987, 15458601	Centers for Disease Control and Prevention (CDC)	Q1	51.3
19	Nature Reviews Cardiology	17595010, 17595002	Nature Research	Q1	50.2
20	Journal of Hematology and Oncology		BMC	Q1	47.8
21	Nature Reviews Immunology	14741741, 14741733	Nature Research	Q1	47.1
22	Nature Reviews Nephrology	1759507X, 17595061	Nature Research	Q1	46.7
23	European Heart Journal	15229645, 0195668X	Oxford University Press	Q1	45.3
24	Journal of Clinical Oncology	15277755, 0732183X	Lippincott Williams and Wilkins	Q1	44.7
25	Nature Biotechnology	15461696, 10870156	Nature Research	Q1	44.5
26	Molecular Cancer	14764598	BioMed Central Ltd	Q1	42.2
27	Circulation	00097322, 15244539	Lippincott Williams and Wilkins	Q1	41.3
28	Journal of Hepatology	16000641, 01688278	Elsevier B.V.	Q1	40.1
29	Annual Review of Immunology	15453278, 07320582	Annual Reviews Inc.	Q1	39.8
30	Nature Reviews Endocrinology	17595037, 17595029	Nature Publishing Group	Q1	39.1
31	Physiological Reviews	15221210, 00319333	American Physiological Society	Q1	35.7
32	Lancet Respiratory Medicine			Q1	34.7
33	Lancet Respiratory Medicine			Q1	34.7
34	Annual Review of Pathology: Mechanisms of Disease	15534006, 15534014	Annual Reviews Inc.	Q1	34.5
35	Nature Reviews Rheumatology	17594790, 17594804	Nature Research	Q1	33.7
36	Nature Reviews Neurology	17594766, 17594758	Nature Research	Q1	31.2
37	Immunity	10974180, 10747613	Cell Press	Q1	30.6
38	Gastroenterology	15280012, 00165085	W.B. Saunders	Q1	29.7
39	Cancer Discovery	21598274, 21598290	American Association for Cancer Research Inc.	Q1	29.5
40	European Urology	18737560, 03022838	Elsevier B.V.	Q1	29.1

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