KDP categories · Top KDP authors
Hematology (Internal Medicine, Books): Amazon KDP category data
Amazon Books Best Sellers data for Hematology (Internal Medicine, Books), updated Nov 2, 2026: median price $26.95, median 7 reviews, average rating 4.6 and a KDPTop opportunity score of 34/100 (highly competitive).
| Price range (middle 50%) | $14.99 – $73.44 |
|---|---|
| Average rating | 4.6 |
| New releases (90 days) | 7% |
| Books on the list | 100 |
| Store | Books |
What stands out
- Its median reviews are 0% of the parent category Internal Medicine (2,081), one of the easier corners under it.
- Its review barrier is lower than in 87% of Books categories: the median best seller has only 7 reviews, so new books can chart with few.
- At $26.95 its median price beats 86% of Books categories, leaving more margin per copy.
Top 10 Hematology best sellers
-
Next Generation NCLEX-RN® Prep: Complete and stress-free guide with examination and mindset strategies to study smarter, NGN clinical judgment, digital exam simulations, and real case studies
by Preparix
- List rank#1
- Price$32.91
- Rating4.8
- Reviews492
-
CLINICAL HEMATOLOGY MADE CLEAR: A Practical Guide to Blood Cell Morphology, Laboratory Interpretation, and Diagnostic Reasoning for Medical Learners
by EVELYN J. GARRAWAY
- List rank#2
- Price$37.99
- Rating4.4
- Reviews19
-
Clinical Hematology Made Ridiculously Simple, 1st Edition: An Incredibly Easy Way to Learn for Medical, Nursing, PA Students, and General Practitioners (MedMaster Medical Books)
- List rank#3
- Price$24.95
- Rating4.6
- Reviews336
-
Clinical Hematology Atlas
by Jacqueline H. Carr MS MLS
- List rank#4
- Price$78.98
- Rating4.8
- Reviews170
-
The Fatty Liver Fix: A Complete Guide to Understanding and Reversing Fatty Liver Disease Naturally
by Sacha Lucas
- List rank#5
- Price$12.99
- Rating4.2
- Reviews122
-
Heme Notes: A Pocket Atlas of Cell Morphology
by Kathleen Harmening, Denise M.; Finnegan
- List rank#6
- Price$45.95
- Rating4.8
- Reviews367
-
NHA Phlebotomy Study Guide: Illustrated Concepts, Practice Tests, Case Studies & Exam-Focused CPT Prep
by Robin P. Caldwell
- List rank#7
- Price$0.99
- Rating4.6
- Reviews30
-
The Washington Manual Hematology and Oncology Subspecialty Consult (The Washington Manual Subspecialty Consult Series)
by Brian A. Van Tine MD
- List rank#8
- Price$64.72
- Rating4.9
- Reviews17
-
Eat Right for Blood Type a: Individual Food, Drink and Supplement Lists
- List rank#9
- Price$15.66
- Rating4.3
- Reviews367
-
Anti-D Explained
by Sara Wickham
- List rank#10
- Price$14.99
- Rating4.8
- Reviews180
FAQ
Is Hematology a good niche for Amazon KDP?
Its KDPTop opportunity score is 34/100, which makes it highly competitive. The median best seller has 7 reviews and sells for $26.95.
How many reviews do you need to rank in Hematology?
The median best seller has 7 reviews, and 82% of them have fewer than 100.
What do Hematology best sellers cost?
The median price is $26.95; half of the best sellers are priced between $14.99 and $73.44.
Can new books break into Hematology?
7% of the current best sellers were released in the last 90 days.
About this data
Data comes from KDPTop's daily crawl of Amazon's public Best Sellers pages; medians use the latest list. The opportunity score (0–100, higher is easier to enter) combines the review barrier, the share of low-review books, list turnover, new-release share and price.