Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Howard M Katzenstein, MD

Individual provider Pediatric Hematology & Oncology Physician · NPI 1316969512

Dr. Howard M Katzenstein, MD is a Pediatric Hematology & Oncology Physician in Jacksonville, Florida. Works from 2 locations. Licensed in Delaware, Florida and Tennessee.

Licensed in
DE, FL, TN
In the registry since
2006
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

807 Childrens Way
Jacksonville, FL 32207-8426
Phone: (904) 697-3600
Fax: (904) 697-3927
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 1600 Rockland Rd, Wilmington, DE 19803-3607 — (302) 651-4200

Specialties & licences

Pediatric Hematology & Oncology Physician (primary) Taxonomy 2080P0207X · Licence ME131882 (FL)
Pediatric Hematology & Oncology Physician Taxonomy 2080P0207X · Licence C1-0012772 (DE)
Pediatric Hematology & Oncology Physician Taxonomy 2080P0207X · Licence MD50222 (TN)

Record details

NPI number1316969512
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 24, 2006
Last updated in NPPESMarch 10, 2020
Certification dateMarch 10, 2020
Mailing address10140 Centurion Pkwy N, Jacksonville, FL 32256-0532

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