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The Board of Certification helps you advance your career.

Whether you are a medical laboratory scientist, medical laboratory technician, or other type of lab professional, the ASCP Board of Certification (BOC) is here to help you maintain your certification and excel in your career!

As the oldest and largest certification agency for laboratory professionals, the BOC has certified more than 490,000 individuals since it was established and has become the gold standard for certification of clinical laboratory personnel. ASCP's 2013 Wage Survey of U.S. Clinical Laboratories found that certified laboratory professionals earn more than their non-certified counterparts.  

To read more about the BOC, click here. For a list of shortcuts/aliases to current BOC Web pages, click here.

Qualification in Cytometry, QCYM

Application Fee: $225

To be eligible for this Qualification, an applicant must satisfy the requirements of at least one of the following routes:

Route 1: ASCP or ASCPi technologist/scientist or specialist certification AND six months full time acceptable experience in cytometry (clinical*, veterinary, industrial, or research) in the U.S., Canada or an accredited laboratory* within the last five years; OR

Route 2: ASCP ASCPi technician certification (HT, MLT) AND twelve months full time acceptable experience in cytometry (clinical*, veterinary, industrial, or research) in the U.S., Canada or an accredited laboratory* within the last five years; OR

Route 3: Baccalaureate degree or higher from a regionally accredited college/university, AND eighteen months full time acceptable experience in cytometry (clinical*, veterinary, industrial, or research) in the U.S., Canada or an accredited laboratory* within the last five years.

*CMS CLIA certificate of registration, compliance, accreditation; AND/OR
CAP, AABB, Joint Commission accreditation; OR
JCI accreditation; OR
Accreditation under ISO 15189

Clinical Laboratory Experience


To fulfill the experience requirements for the Qualification in Cytometry, you must have experience in immunophenotyping and other applications, cytometric analysis, and quality assurance as described below. Successful completion of an online examination is required.

Immunophenotyping and Other Applications
Experience is required in at least two of the following:

  • Immunodeficiencies (i.e. CD4, HIV)
  • Immunoproliferative disorders (non-neoplastic and neoplastic conditions)
  • Transplant
  • DNA Ploidy Analysis
  • Red Blood Cell Analysis (i.e., PNH, fetal hemogloblin)
  • Progenitor cells
  • Other applications (to be specified by applicant)

Cytometric Analysis
Experience is required in all of the following:

  • Specimen processing
  • Instrument set-up
  • Specimen analysis
  • Data management
  • Interpretation of results

Quality Assurance
Experience is required in all of the following:

  • Specimen collection, processing, storage
  • Reagent selection, preparation, storage, disposal
  • Assay selection, validation, documentation
  • Instrument operation and maintenance
  • Quality control and proficiency testing
  • Safety

Use of Qualification: This Qualification will not, in itself, entitle the individual to membership in ASCP. Individuals must be ASCP certified as a technician, technologist or specialist to be eligible for ASCP membership. Individuals who have been qualified may indicate this qualification through the use of initials in the following manner:

  • Mary Smith, QCYM (for individuals qualified in cytometry)
  • Mary Smith, CT(ASCP)QCYM (for individuals who are qualified and who are also ASCP certified)

Time Limits and Revalidation: Candidates who complete the qualification process, including completion of the eligibility requirements and successful completion of the 50 item online examination will receive documentation of their qualification which is valid for three years. This Qualification may be revalidated every three years upon payment of a $50 application fee and completion of 6 contact hours of acceptable continuing education / other activities in the area of the Qualification.


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