100+ Free ASCP H Practice Questions
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Key Facts: ASCP H Exam
100
Exam Questions
ASCP BOC H exam page
2.5 hrs
Exam Time
ASCP BOC H exam page
400
Minimum Passing Score
ASCP 100-999 scoring scale
$240
Application Fee
ASCP BOC H exam page
ASCP BOC lists the H exam as 100 multiple-choice questions in 2.5 hours with scores reported on a 100-999 scale and 400 as the minimum passing score. The current H application fee is $240. Candidates must meet specific eligibility routes including education and clinical hematology experience.
About the ASCP H Exam
The ASCP H exam certifies hematology technologists in cell morphology, coagulation testing, hemoglobin disorders, leukemia classification, bone marrow evaluation, flow cytometry, and hemostasis. This specialty credential validates advanced hematology bench competency beyond general MLS certification.
Assessment
100 multiple-choice questions
Time Limit
2.5 hours
Passing Score
Scaled score 400 (100-999 scale)
Exam Fee
$240 (ASCP BOC / Pearson VUE)
ASCP H Exam Content Outline
Cell Morphology & Hematology
Peripheral blood smear evaluation, RBC/WBC morphology, CBC interpretation, and normal vs abnormal cell identification
Coagulation & Hemostasis
PT, aPTT, fibrinogen, D-dimer, mixing studies, factor assays, platelet function, and anticoagulant monitoring
Hemoglobin Disorders & Anemias
Hemoglobin electrophoresis, thalassemias, sickle cell disease, iron studies, and classification of anemias
Leukemia Classification & Bone Marrow
WHO classification of leukemias and lymphomas, bone marrow differential, cytochemical stains, and MDS
Flow Cytometry & Special Testing
Immunophenotyping panels, CD markers, body fluid analysis, quality control, and instrumentation
How to Pass the ASCP H Exam
What You Need to Know
- Passing score: Scaled score 400 (100-999 scale)
- Assessment: 100 multiple-choice questions
- Time limit: 2.5 hours
- Exam fee: $240
Keys to Passing
- Complete 500+ practice questions
- Score 80%+ consistently before scheduling
- Focus on highest-weighted sections
- Use our AI tutor for tough concepts
ASCP H Study Tips from Top Performers
Frequently Asked Questions
How many questions are on the ASCP H exam?
The ASCP H exam consists of 100 multiple-choice questions administered over a 2.5-hour testing period at Pearson VUE test centers.
What score do I need to pass the ASCP H exam?
ASCP reports exam scores on a 100-999 scale. The minimum passing score for the H exam is 400.
What topics are tested on the ASCP H exam?
The H exam covers cell morphology, coagulation and hemostasis, hemoglobin disorders, leukemia classification, bone marrow evaluation, flow cytometry, and hematology instrumentation.
How much does the ASCP H exam cost in 2026?
The current ASCP BOC H application fee is $240 (non-refundable). This fee covers the exam application and one testing attempt.
What is the difference between H(ASCP) and MLS(ASCP)?
H(ASCP) is a specialty credential focused solely on hematology and coagulation, while MLS(ASCP) is a generalist certification covering all laboratory disciplines. The H credential demonstrates deeper hematology expertise.
How should I study for the ASCP H exam?
Prioritize peripheral blood smear interpretation and coagulation cascade understanding. Practice identifying abnormal cell morphology, interpreting coagulation workups, and classifying anemias and leukemias using WHO criteria.