National Diagnostic Services

National Diagnostic Services is also listed under the following categories: Standard Yellow Pages Heading (SYPH) Categories:

• Laboratories Clinical Medical Diagnostic

North American Industry Classification System (NAICS) Categories:

• Medical Laboratories > Laboratories By Specialty, Except X-Ray > Laboratories Clinical Medical Diagnostic

Standard Industry Classification (SIC) Categories:

• Medical Laboratories > Laboratories By Specialty, Except X-Ray > Laboratories Clinical Medical Diagnostic