Hematology Specialist/Technologist
NUCC 246QH0000X · Specialist/Technologist, Pathology
18 CMS NPPES-registered providers across 10 states · 655th of 690 specialties by headcount.
Where this specialty sits in the corpus
Hematology Specialist/Technologist ranks 655th of 690 NUCC specialties by CMS NPPES headcount (0% of all registered NPIs), densest in Texas; per resident Texas leads.
- 18
- NPPES providers in specialty
- 655th
- of 690 specialties
- 1543
- state-share HHI
- 61.1%
- in top 3 states
Texas is densest per capita (3.1× the national rate); 1.2% of the Specialist/Technologist, Pathology category.
Taxonomy fingerprint
Hematology Specialist/Technologist (NUCC 246QH0000X; state-share HHI 1,543; next-larger headcount neighbor Magnetic Resonance Imaging (MRI) Internal Medicine Physician (+1); next-smaller Nephrology Specialist/Technologist (-1)).
Next larger: Magnetic Resonance Imaging (MRI) Internal Medicine Physician (19) Next smaller: Nephrology Specialist/Technologist (17)
Which states have the most providers?
| # | State | Providers |
|---|---|---|
| 1 | Texas | 5 |
| 2 | Georgia | 3 |
| 3 | Puerto Rico | 3 |
| 4 | California | 1 |
| 5 | Connecticut | 1 |
| 6 | Florida | 1 |
| 7 | Illinois | 1 |
| 8 | New Jersey | 1 |
Sample Hematology Specialist/Technologist NPIs
A directory sample from this NUCC code (not a ranking). Names and locations are unique to this taxonomy.
| # | Provider |
|---|---|
| 1 | Flavia Rosado, MEDICAL TECHNOLOGISTCarolina, PR |
| 2 | C. Rick Lyons, MDAlbuquerque, NM |
| 3 | Elnora BakerHouston, TX |
| 4 | Benita WilliamsHouston, TX |
| 5 | Betty SpringfieldHouston, TX |
| 6 | Alease YoungHouston, TX |
| 7 | David KangHouston, TX |
| 8 | Raul Vega-Ginorio, M.T.Carolina, PR |
| 9 | Maria Matos-Sepulveda, MTBayamon, PR |
| 10 | Keming Lin, M.D.Brentwood, TN |
| 11 | Debra Saxe, PHDAtlanta, GA |
| 12 | Josette Ragheb, MD, PHDApple Valley, CA |
Frequently Asked Questions
Why is Hematology Specialist/Technologist a thin NUCC code in NPPES?
Where can I still find a Hematology Specialist/Technologist?
What does NUCC code 246QH0000X mean?
Data sources and methodology
Provider data from CMS NPPES (download.cms.gov/nppes). Specialty classification from NUCC Health Care Provider Taxonomy (nucc.org). Part D averages from the CMS Medicare Part D Prescriber PUF; industry payments from CMS Open Payments 2024. Counts reflect self-designated primary taxonomy at NPI enrollment. PlainDoctor does not rate or rank providers. Methodology · About
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of 2026-08-27.