Journal profile · MEDICINE, GENERAL & INTERNAL
JAMA Internal Medicine
ISSN 2168-6106 · eISSN 2168-6114 · American Medical Association · UNITED STATES
JAMA Internal Medicine: CAS Zone 1 · Medicine (2025 upgraded edition, Top journal); impact factor 26.23; hybrid open access; 463 articles in 2025; indexed in SCIE and Scopus.
Scope
Aims, scope and focus
JAMA Internal Medicine is published by American Medical Association and is in Zone 1 of Medicine in the CAS Journal Ranking (2025 upgraded edition, Top journal). By OpenAlex counts of its recent articles, its largest topics are Healthcare cost, quality, practices, Health Systems, Economic Evaluations, Quality of Life and Healthcare Policy and Management, together about 32.2% of its articles. Its main subfields are Economics and Econometrics. (generated from OpenAlex topic counts and CAS ranking data)
JAMA Internal Medicine is an international peer-reviewed journal providing innovative and clinically relevant research for practitioners in general internal medicine and internal medicine subspecialties. We strive to publish articles that are stimulating to read, educate and inform readers with the most up-to-date research, and lead to positive change in our health care systems and the way we deliver patient care. JAMA Internal Medicine is a member of the JAMA Network, a consortium of peer-reviewed, general medical and specialty publications. Articles published in JAMA Internal Medicine have led to actions by the FDA and congressional hearings on matters of patient safety that have put into place better measures to protect the public.
Source: LetPub
Research area (LetPub): MEDICINE, GENERAL & INTERNAL
Main research topics OpenAlex counts of recent articles; shares are approximate
- Healthcare cost, quality, practicesHealth Professions11.1%
- Health Systems, Economic Evaluations, Quality of LifeEconomics, Econometrics and Finance10.7%
- Healthcare Policy and ManagementEconomics, Econometrics and Finance10.4%
- Primary Care and Health OutcomesHealth Professions6.9%
- Palliative Care and End-of-Life IssuesMedicine4%
- Pharmaceutical Economics and PolicyEconomics, Econometrics and Finance3.9%
- Pharmaceutical industry and healthcarePharmacology, Toxicology and Pharmaceutics3.6%
- Cardiac Arrhythmias and TreatmentsMedicine3.3%
Rankings & indexing
CAS ranking and database indexing
CAS Journal Ranking
CAS Journal Ranking, upgraded edition (March 2025)Medicine Zone 1
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 1 |
| Minor | Medicine, General & Internal | Zone 1 |
Top journal: yesReview journal: no
CAS Xinrui Journal Ranking (March 2026)Medicine Zone 1
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 1 |
| Minor | Medicine, General & Internal | Zone 1 |
Top journal: yesReview journal: not marked
CAS Journal Ranking, previous upgraded edition (December 2023)Medicine Zone 1
| Level | Category | Zone |
|---|---|---|
| Major | Medicine | Zone 1 |
| Minor | Medicine, General & Internal | Zone 1 |
Top journal: yesReview journal: no
Database indexing
SCIEScopusLetPub
International journal early-warning lists: not listed in any editionLetPub
Editions, and major and minor categories, are shown separately and never merged into one zone; check which edition your institution uses before you submit or report.
Metrics
Impact metrics and publication volume
Impact
- Impact factor
- 26.23LetPub ·
- CiteScore 2026-06
- 23.3LetPub ·
- SJR 2026-06
- 4.98LetPub ·
- SNIP 2026-06
- 4.39LetPub ·
- h-index
- 313LetPub ·
- h-index
- 261OpenAlex ·
- i10-index
- 2,988OpenAlex ·
- 2-year mean citedness
- 7.47OpenAlex ·
- Self-citation rate
- 3%LetPub ·
- Share of gold OA articles
- 20.37%LetPub ·
Volume
- Articles per year
- 108LetPub ·
Articles by year OpenAlex count · 7,982 in total · the current year is incomplete
| Year | Articles | Open access | Citations |
|---|---|---|---|
| 2026 | 319 | 115 | 326 |
| 2025 | 463 | 184 | 2,837 |
| 2024 | 495 | 211 | 6,379 |
| 2023 | 436 | 214 | 11,258 |
| 2022 | 374 | 187 | 8,729 |
| 2021 | 490 | 242 | 14,163 |
Sources count differently and were observed at different times, so each source's own value is kept; "publisher" marks figures from the journal's website.
Fees & open access
APC and open-access policy
Hybrid open accessLetPub
A subscription journal in which authors can pay to publish their article open access.
No source has fee information yet; check the journal's website.
A hybrid journal charges the APC only when the author chooses open access; publishing under the subscription model is usually free.
The journal's website is authoritative for fees; sources were observed at different times and each keeps its own value, without averaging.
Profile
Publication details and official links
- Publisher
- American Medical Association
- Country or region
- UNITED STATES
- Language
- English
- ISSN
- 2168-6106
- Electronic ISSN
- 2168-6114
- Official links
- Journal homepage ↗OpenAlex
- Submission system ↗LetPub
FAQ
Frequently asked questions about JAMA Internal Medicine
What CAS zone is JAMA Internal Medicine in?
In the 2025 upgraded edition of the CAS Journal Ranking, JAMA Internal Medicine is in Zone 1 of Medicine, and in Zone 1 of the minor category Medicine, General & Internal; it is a Top journal. In the 2026 Xinrui edition it is in Zone 1 of Medicine. Zones from different editions, and from major and minor categories, are not interchangeable.
What is the impact factor of JAMA Internal Medicine?
The latest impact factor listed by LetPub is 26.23; CiteScore 23.3, h-index 261.
Which databases index JAMA Internal Medicine?
According to LetPub and DOAJ records, JAMA Internal Medicine is indexed in SCIE and Scopus.
Is JAMA Internal Medicine open access, and what is the APC?
JAMA Internal Medicine is a hybrid journal. Fee information is not available yet; check the journal's website.
Sources and updates
The facts on this page come from LetPub, OpenAlex; every figure is tagged with its source and the date it was observed, and conflicting values are kept per source. LetPub source page: view ↗ (archived 2026-08-25). Last updated: .