| Item | Obligations |
|---|---|
| Irradiation Apparatus Manufacturing | $226M |
| Electronic and Precision Equipment Repair and Maintenance | $6M |
| Electromedical and Electrotherapeutic Apparatus Manufacturing | $448K |
| Medical, Dental, and Hospital Equipment and Supplies Merchant Wholesalers | $434K |
| Surgical and Medical Instrument Manufacturing | $372K |
| Other Computer Related Services | $298K |
| Software Publishers | $242K |
| Other Technical and Trade Schools | $80K |
| Custom Computer Programming Services | $77.1K |
| Commercial and Industrial Machinery and Equipment (except Automotive and Electronic) Repair and Maintenance | $50.5K |
Irradiation Apparatus Manufacturing is Siemens Medical Solutions Usa's largest federal market, with $226M in obligations.