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Internal Medicine

Japanese Society of Internal Medicine · Japan · Est. 1992

ISSN1349-7235

SJR Q3✓ WOS SCIE✓ Scopus / SJR

Impact Factor & Quartile · Web of Science (JCR)

✓ Indexed in the Web of Science Core Collection (SCIE) — Clarivate publishes an official Journal Impact Factor and JCR quartile for this journal.

See the official Impact Factor & quartile on the journal’s page ↗

The Impact Factor & JCR quartile are licensed by Clarivate — we link you to the official source instead of reprinting a number that can go out of date. Open metrics below: SCImago Q3. Source: Clarivate Journal Citation Reports.

📊 Standing in its field

Where this journal ranks among others in the same subject area.

SJR · Scopus

Top 75% in field

Clarivate’s JCR quartile is a separate ranking and may differ

SJR Scorei

0.334

H-Indexi

SNIPi

0.469

Total Worksi

16,854

Total Citationsi

173,406

2yr Mean Citednessi

0.71

Open Impact Factor alternative

Retractions

Source: Retraction Watch

Aims & Scope

Subject areas: Medicine, General & Internal; Internal Medicine; Medicine (miscellaneous).

General Information

Country / RegionJapan

Primary LanguageEnglish

1st Year Published1992

Annual Volume~ 666 articles / year

StatusActive (last: 2026)

Total Publications16,854

Publisher OrgThe Japanese Society of Internal Medicine

OA Since2014

Visit Journal Website

Submission Info

Peer Review—

OA License—

OA Rate—

Ethics & Quality

COPE Member✗ No

OASPA Member✗ No

Not on Predatory Lists✓ Yes

Think.Check.Submit Compliance

thinkchecksubmit.org

6/11 · 55%

✅

Do you know the journal / publisher?

Japanese Society of Internal Medicine

✅

Does the journal have a website?

✓ Linked

✅

Is the ISSN verified?

1349-7235

✅

Indexed in a trusted database?

WoS, Scopus, PubMed

❌

Peer review process documented?

N/A

❌

Follows ethical publishing standards (COPE)?

N/A

✅

Not on predatory/blacklists?

✓ Clean

❌

Long-term digital preservation?

N/A

❌

Plagiarism detection in place?

N/A

❌

Listed in DOAJ (verified OA)?

N/A

✅

Primary language documented?

English

A twelfth criterion — whether APC fees are clearly disclosed — is not scored here; it is left out of the total rather than counted as a failure. Publication charges appear in the metrics card above.

Based on the Think.Check.Submit framework by DOAJ, COPE & OASPA. All data from verified open sources.

Publication & Citation Trend

Articles published

Citations received

673

5.1k

2019

752

4.6k

2020

771

3.8k

2021

761

3.2k

2022

658

1.8k

2023

654

1.1k

2024

686

425

2025

488

2026

Source: OpenAlex · Each year’s green bar = citations earned by that year’s papers, counted to date — so recent years look lower simply because their papers haven’t had time to be cited yet.

SJR Quartile by Discipline

Scimago ranks this journal separately in each subject category — its quartile can differ by discipline.

Internal MedicineQ3

Medicine (miscellaneous)Q3

Subject Classification

Web of Science Categories

Medicine, General & Internal

Scopus Categories

Medicine (miscellaneous)Internal Medicine

Research Topics (OpenAlex)

Interstitial Lung Diseases and Idiopathic Pulmonary FibrosisVasculitis and related conditionsNeuroendocrine Tumor Research AdvancesEosinophilic Disorders and SyndromesLymphoma Diagnosis and TreatmentPeripheral Neuropathies and DisordersGastrointestinal disorders and treatmentsLiver Disease Diagnosis and TreatmentIgG4-Related and Inflammatory DiseasesMedical Imaging and Pathology Studies

Frequently asked questions about Internal Medicine

Is Internal Medicine a predatory journal?

PubScope has no integrity flags on record for Internal Medicine: it is indexed in Web of Science, Scopus, and is not on DOAJ's withdrawn list. Indexing is a transparency signal, not a guarantee — always confirm fit and policies before submitting.

What is the impact factor of Internal Medicine?

Internal Medicine is indexed in the Web of Science Core Collection, so Clarivate publishes an official Journal Impact Factor for it (since the 2023 Journal Citation Reports, every Core Collection journal — including Arts & Humanities and Emerging Sources titles — receives one). PubScope links to Clarivate's official source rather than reprinting the number, which can be out of date. Its open 2-year mean citedness is 0.71.

Is Internal Medicine indexed in Scopus and Web of Science?

Internal Medicine is indexed in Web of Science, Scopus.

What is the aims and scope of Internal Medicine?