Army MOS · Medical
N4 Health Physics Specialist
Current service use not established
This code is listed in the directory. Inclusion alone does not confirm current service use.
Overview
A Health Physics Specialist performs health physics technologist duties in designated Army positions. This specialist also supervises health physics technologist work.
Notes & Sources
- N4 (Health Physics) is an Army Additional Skill Identifier (proponent: Office of The Surgeon General (OTSG)), not a standalone military occupation.
- Authority scope: "Identifies positions requiring Soldiers qualified to supervise and perform health physics technologist duties." Award requirement: "Must successfully complete the Health Physics Specialist Course conducted at U.S." Restrictions: "For use with MOS 68S in grade of SPC through SFC only." The identifier alone does not establish a civilian occupation; occupation-specific skills and career guidance depend on the holder's primary MOS and actual duties.
Evidence for this guidance (1 document)
- DA PAM 611-21 FY2025 Smartbook ch 12 (posted 2025-12-04): ASI N4 Health Physics
[1] Table 12-2 numerical listing of ASIs, entry 'Code: N4 ', lines 3798-3805
Supports: Specialty definition
Source review recorded October 7, 2026.
Descriptions may be summarized for clarity. Verify all information with your branch career counselor or official military documentation before making career decisions.
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