National Credential
Credential: Bone Densitometry (BD)  GI Bill resource
Credentialing Agency: American Registry of Radiologic Technologists (ARRT)

The American Registry of Radiologic Technologists (ARRT), Bone Densitometry (BD) certification recognizes individuals who are qualified to perform the role of a Bone Densitometrist. Bone Densitometrists create images using specialized X-ray equipment to help doctors discover issues with patients’ bone health. To earn the BD certification, candidates must hold an appropriate supporting credential, meet a structured education requirement, and meet a clinical experience requirement. Candidates must also pass a written exam.

More information can be found on the certifying agency's website.

Renewal Period: 1 year

Bone Densitometry (BD)

The following Army Occupations provide training and/or experience that contributes to attaining this credential:

Personnel Category Occupation Occupation Type Related As Promotion Points Skill Level Star Proponent Funded Gap Analysis
Enlisted 68P Radiology Specialist MOS other          
Enlisted M5 Nuclear Medicine Specialist ASI other          

Army Table Legend


Related As

The military occupations shown in this table are related to this credential in one of four ways: Most, Some, or Other.

Most: This credential is directly related to most of the major duties associated with the military occupation (at least 80%). Note that the credential may require additional education, training or experience before you are eligible for it.

Some: This credential is related to some tasks associated with the duties of the military occupation (related 80% to at least one or more critical tasks but less than 80% of all of the entire military occupation). Note that the credential may require additional education, training or experience before you are eligible for it.

Other: This credential is related to this military occupation, but is more advanced or specialized and therefore will likely require additional education, training, or experience.

Promotion Points Promotion Points icon

This credential has been approved for promotion points for this MOS towards promotion to Sergeant and Staff Sergeant. Clicking the Promotion Points icon will open a link to the promotion points fact sheet.

Skill Level Designation

Skill Level I: This skill level consists of all Soldiers in the ranks of Private (pay grade E-1) up to Specialist (pay grade E-4). Time in Service (TIS) is generally between initial entry and four Years of Service (YOS). This skill level is Entry-level positions requiring performance of tasks under direct supervision.

Institutional training:

  • Structured Self-Development (SSD) level I
  • Basic Leader Course (BLC)

Skill Level II: This skill level is obtained when promoted to Sergeant (paygrade E-5). TIS is generally between 4-8 YOS. Positions requiring performance of more difficult tasks under general supervision; and in some instances, involving supervision of Soldiers in SL1.

Institutional training:

  • Structured Self-Development (SSD) level II
  • Advance Leader Course (ALC)

Skill Level III: This skill level is obtained when promoted to Staff Sergeant (paygrade E-6). TIS is generally between 8-12 YOS. Positions requiring performance of still more difficult tasks and involving first line supervision of Soldiers in SL1 & SL2.

Institutional training:

  • Senior Leader Course (SLC)
  • Structured Self-Development (SSD) level III

Skill level IV: This skill level is obtained when promoted to the rank of Sergeant First Class (paygrade E-7). TIS is generally between 12-18 YOS. Positions requiring relatively detailed knowledge of all tasks specified for a given MOS, normally involving first-line supervision of Soldiers in SLs 1, 2, and 3, and involving managerial duties.

Institutional training:

  • Master Leader Course (MLC)
  • Structured Self-Development (SSD) level IV
  • Senior Enlisted Joint Professional Military Education (SEJPME) I Course

Skill level V: This skill level is obtained when promoted to the rank of Master Sergeant (paygrade E-8). TIS is generally between 18-22 YOS. Positions requiring direct and indirect leadership roles with expertise in company and battalion-level operations and competency across a given CMF, serving as members of a staff at every level in the Army, with a full understanding of the allocation of resources and their utilization in order to accomplish Army functions and missions.

Institutional training:

  • United States Army Sergeants Major Academy (USASMA)
  • Structured Self-Development (SSD) level V

Skill level VI: This skill level is obtained when promoted to the rank of Sergeants Major (paygrade E-9). TIS is generally between 22-30 YOS. Positions requiring organizational leadership roles with multi-dimensional expertise in units and teams on division, corps, and Army staffs, integrated with Joint, Interagency, Intergovernmental, and Multinational (JIIM) partners with a full understanding of the Force Generation process, operations at all echelons, and how the Army runs.

Star Credential Star icon

Star credentials are MOS enhancing, as designated by the Proponent. MOS enhancing credentials are directly related to an MOS or ASI, are taught either partially or completely as part of a Program of Instruction (POI), and improve the MOS technical proficiency.

Proponent Funded Funded icon

This icon indicates credentials which Soldiers may have funded through their MOS proponent. Some proponents offer credentialing opportunities in conjunction with military training and/or as part of MOS development beyond the training base.

Gap Analysis Has Analysis icon

A detailed analysis comparing the credential requirements to the military occupation has been completed. Click on the gap analysis icon to view the analysis page.

Bone Densitometry (BD)

Eligibility Requirements ()

Note: This credential may have multiple options for becoming eligible. Listed below are the minimum requirements based on the minimum degree required. To view other options, see the Eligibility tab.

  • Credential Prerequisite: ARRT certified and registered in an appropriate supporting category
  • Experience
  • Education: Semester/Course Hours
  • Training
  • Membership
  • Other
  • Fee

Exam Requirements ()

  • Written Exam
  • Oral Exam
  • Practical Exam
  • Performance Assessment

Renewal Period: 1 year

  • Continuing Education
  • Exam
  • Continuing Education OR Exam
  • Fee
  • Other

American Registry of Radiologic Technologists (ARRT)
1255 Northland Drive
St. Paul, MN  55120-1155
Phone: (651) 687-0048
Contact Page

Bone Densitometry (BD)

Candidates must be ARRT certified and registered in an appropriate supporting category

Note: In some cases, certification by the Nuclear Medicine Technology Certification Board (NMTCB) or the American Registry for Diagnostic Medical Sonography (ARDMS) can count as a candidate's supporting category.

Candidates must complete 16 hours of structured education activities that reflect the Bone Densitometry exam content specifications and include at least one continuing education (CE) credit or its equivalent from each content area listed on the Bone Densitometry Structured Education Requirements document.

Note: A recognized continuing education evaluation mechanism (RCEEM), RCEEM+, or State Licensing Agency must approve the activity, and/or the activity must be an academic course from an institution accredited by an ARRT-recognized agency. The structured education requirements must be completed within the 24 months before the postprimary application is submitted.

Candidates must document a minimum of 125 mandatory procedures and three additional elective procedures according to the criteria on the Bone Densitometry Clinical Experience Requirements document.

Note: Completion of each procedure must be verified by a certified and registered technologist (postprimary certification not required), supervisor, or licensed physician.

The Bone Densitometry (BD) credential has the following other requirements:

Bone Densitometry (BD)

  • Patient Care
    • Patient Bone Health, Care, and Radiation Principles
  • Image Production
    • Equipment Operation and Quality Control
  • Procedures
    • DXA Scanning

There are a number of resources available to help you prepare for the Bone Densitometry (BD) examination:

An additional resource is Safari Books Online, a searchable digital library that provides online access to thousands of books, training videos and conference sessions. See the Educational Resources page here on COOL to learn how to get free access.

Testing for this credential is handled by Pearson VUE. The test centers are located in the U.S. They also have some test centers on military bases.

To find out more, use the following links on the Pearson VUE website:

For more information on the American Registry of Radiologic Technologists (ARRT) testing process, visit the agency website.

Bone Densitometry (BD)

Renewal Period: 1 year

The Bone Densitometry (BD) credential has the following recertification information: