What is a .DICOM file?

A .DICOM file is a DICOM File Format associated with Medical & Science. Full name extension for .DCM DICOM medical scan archives.

How do I open a .DICOM file on Windows or Mac?

You can open .DICOM files using RadiAnt DICOM Viewer, Horos, MicroDicom. If you do not have native software installed, you can use OpenAnyFile's free File Identifier or convert .DICOM to a standard format in your browser.

Is a .DICOM file safe to open?

This format carries a safety rating of Low Risk. Contains 16-bit medical pixel data and metadata headers

Can I convert a .DICOM file to other formats?

Yes! .DICOM can be converted to formats such as .PNG directly in your web browser.

What should I do if a .DICOM file is corrupted or won't open?

If your .DICOM file displays an invalid header or signature error, check its magic bytes hex header (Varies) using OpenAnyFile's Magic Byte Detector or follow our step-by-step file repair guide.

How do I open .DICOM files?

You can open .DICOM files using RadiAnt DICOM Viewer, Horos, MicroDicom.

Medical & Science • MIME: application/dicom

.DICOM – DICOM File Format

Full name extension for .DCM DICOM medical scan archives.

Primary Category Medical & Science

MIME Type application/dicom

Magic Bytes Signature Varies

Security Risk Rating Low Risk

Recommended Software to Open .DICOM

RadiAnt DICOM Viewer

windows, mac, linux • Free

Horos

windows, mac, linux • Free

MicroDicom

windows, mac, linux • Free