Dr. Howard M. Katzenstein, MD

  • Jacksonville, FL
  • Pediatric hematology and oncology physician
NPI1316969512
Publications
91
Clinical trials
49
Industry payments
$12,206
Affiliated sites
1
Medical group
1
Practice address
807 Childrens Way, Jacksonville, FL 32207-8426
Practice phone
Call (904) 697-3600
Professional email
Get professional email
Personal email
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Mobile number
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Social profiles

Primary practice

Nemours Children's Health, Jacksonville, Specialty Care

Multi-specialty group site · Jacksonville, Florida

See all 2 affiliations

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Dr. Howard M. Katzenstein is a pediatric hematology and oncology physician in Jacksonville, Florida

Dr. Katzenstein practices at Nemours Children's Health, Jacksonville, Specialty Care in Jacksonville, Florida.

Dr. Katzenstein's NPI, 1316969512, was assigned on July 24, 2006. Dr. Katzenstein graduated from University of Illinois College of Medicine - Chicago in 1991. Dr. Katzenstein holds Florida license ME131882.

NPI and contact details
NPI enumeration date
July 24, 2006
NPI status
Active
Practice phone
(904) 697-3600
Professional email
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Personal email
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Mobile number
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Sex
Male
Medical school graduation
1991

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dr. Howard M. Katzenstein practices at 2 locations in Jacksonville, Florida

Dr. Katzenstein's primary practice is Nemours Children's Health, Jacksonville, Specialty Care, at 807 Childrens Way, Jacksonville, FL 32207-8426. The practice phone is (904) 697-3600. The NPI Registry lists Dr. Katzenstein's practice address as 800 Prudential Dr, Jacksonville, FL 32207.

  • Nemours Children's Health, Jacksonville, Specialty CarePrimary
    807 Childrens Way, Jacksonville, FL 32207-8426Phone(904) 697-3600
  • NPI Registry address
    800 Prudential Dr, Jacksonville, FL 32207 · Duval CountyPhone(904) 697-3600

Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; Doctors and Clinicians National Downloadable File (CMS); and Dmand AI Practice Data

Dr. Howard M. Katzenstein is affiliated with 1 site of care and 1 medical group

Dr. Katzenstein's primary practice is Nemours Children's Health, Jacksonville, Specialty Care in Jacksonville, Florida. Dmand AI also links Dr. Katzenstein to 1 medical group, named with a free account.

Nemours Children's Health, Jacksonville, Specialty CareMulti-specialty group site · Jacksonville, FloridaPrimary
1 medical groupName with a free account
See all 2 affiliations for Dr. Katzenstein

Sources: Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)

Dmand AI tracks the EHR system at Dr. Howard M. Katzenstein's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Katzenstein practices. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Nemours Children's Health, Jacksonville, Specialty CareAvailable with a free account
+1 medical groupAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Howard M. Katzenstein is one of 152 pediatric hematologys and oncology physicians in Florida

Pediatric hematology-oncology is Dr. Katzenstein's primary specialty in the NPI Registry, under taxonomy code 2080P0207X. Dr. Katzenstein is board certified in pediatric hematology-oncology by the American Board of Pediatrics. Dmand AI has Dr. Katzenstein's licenses on file in 6 states: Florida, Delaware, Tennessee, Georgia, Illinois and Pennsylvania.

Specialties and state licenses

  • Pediatric hematology and oncology, FloridaPrimaryLicense ME131882 · 2017 to 2027 · taxonomy 2080P0207X
  • Delaware licenseLicense C1-0012772 · 2018 to 2027
  • Tennessee licenseLicense MD50222 · 2013 to 2019
  • Georgia license2002 to 2015
  • Illinois license1994 to 2002
  • Pennsylvania license1993 to 1994

Pediatric hematologys and oncology physicians near Dr. Katzenstein

Counts of pediatric hematologys and oncology physicians with a Dmand AI profile, by place and practice. Each opens the list.

Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks

Dr. Howard M. Katzenstein has 91 publications on record

Dmand AI links 91 papers to Dr. Katzenstein, published from 2003 to 2024. 2020 was the busiest year, with 6. The most frequent topics are Antineoplastic Combined Chemotherapy Protocols, Liver Neoplasms and Neuroblastoma. Dr. Katzenstein has published most often in Pediatr Blood Cancer. Dr. Katzenstein's most frequent co-authors are Marcio Henrique Malogolowkin, MD, Susan Cohn and Rebecka L. Meyers, MD.

Papers91
Years published2003 to 2024

Dr. Katzenstein's papers by year, 2013 to 2024

Topics Dr. Katzenstein writes about most

  • Antineoplastic Combined Chemotherapy Protocols
  • Liver Neoplasms
  • Neuroblastoma
  • Hepatoblastoma
  • Cisplatin
  • Antineoplastic Agents
  • Vincristine
  • Doxorubicin

Dr. Katzenstein's most frequent co-authors

Recent publications by Dr. Katzenstein

See all 91 publications and co-authors

See who Dr. Katzenstein researches with

Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Katzenstein works with, so you can find a warm path to the right pediatric hematologys and oncology physicians.

How network discovery works

Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage

Dr. Howard M. Katzenstein has worked on 49 clinical trials

Dmand AI links Dr. Katzenstein to 49 clinical trials, 17 of them phase 3 studies. 12 are still active or recruiting. Conditions studied include Neuroblastoma, Neuroectodermal Tumors, Primitive, Peripheral and Neoplasms, Complex and Mixed. Children's Oncology Group sponsors the most, 30.

Clinical trials with Dr. Katzenstein by phase

  1. 8Phase 1: 8 trials
  2. 1Phase 1/2: 1 trial
  3. 6Phase 2: 6 trials
  4. 17Phase 3: 17 trials
  5. NonePhase 4: no trials

Conditions in Dr. Katzenstein's trials

  • Neuroblastoma
  • Neuroectodermal Tumors, Primitive, Peripheral
  • Neoplasms, Complex and Mixed
  • Hepatoblastoma
  • Wilms Tumor

Investigators on the most trials with Dr. Katzenstein

Recent clinical trials with Dr. Katzenstein

See all 49 clinical trials and co-investigators

Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)

Dr. Howard M. Katzenstein received $12,206 in industry payments from 2017 to 2022

CMS Open Payments shows 50 general payments to Dr. Katzenstein from 8 drug and device companies from 2017 to 2022. Speaker and faculty fees make up the largest share, 96% of the total. EMD Serono, Inc. paid the most, $11,718.

General payments to Dr. Katzenstein by program year, 2017 to 2022

General payments to Dr. Katzenstein by kind, 2017 to 2022

$12.2Kin total
  • Speaker and faculty fees$11,71896%
  • Food and beverage$4894%

Companies that paid Dr. Katzenstein the most, 2017 to 2022

Share is of all general payments to this clinician.

See all payments to Dr. Katzenstein

Source: Open Payments (CMS), 2025 data, released July 7, 2026

Dr. Howard M. Katzenstein graduated from University of Illinois College of Medicine - Chicago

Dr. Katzenstein graduated from University of Illinois College of Medicine - Chicago in 1991.

  1. Medical schoolUniversity of Illinois College of Medicine - Chicago
  2. Board certified in pediatric hematology-oncologyAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Dr. Howard M. Katzenstein accepts plans from 10 insurance carriers

Dr. Katzenstein is in network with 10 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Horizon Blue Cross Blue Shield of New Jersey. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.

  • Elevance
  • Blue Cross Blue Shield of Michigan
  • Horizon Blue Cross Blue Shield of New Jersey
  • Highmark
  • United Healthcare
  • Alliant Health Plans
  • Delta Dental
  • DE State Medicaid
  • +2 more carriersWith a free account

Plan types Dr. Katzenstein accepts, by number of carriers

  1. PPO7
  2. HMO5
  3. EPO2
  4. Medicare2
  5. POS2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Howard M. Katzenstein's profile data

Sources for the data on this page
Data on this pageSource
NPI, name, sex, specialty and licensesNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data
Practice locations and phoneNPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Dmand AI Practice Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDoctors and Clinicians National Downloadable File (CMS) (opens in a new tab)
Publications, topics and co-authorsPubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage
Clinical trials and co-investigatorsDmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab)
Industry paymentsOpen Payments (CMS) (opens in a new tab)
Training, board certification and membershipsDmand AI Professional Profile Data
Insurance carriers and plan typesDmand AI Insurance Network Data
EHR at each practice siteDmand AI Technology Install Data
Similar physiciansDmand AI Affiliation Data

Data last refreshed October 2026Report an inaccuracyRemove my information

FAQ

Frequently asked questions about Dr. Howard M. Katzenstein

Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.

What is Dr. Howard M. Katzenstein's NPI number?

Dr. Howard M. Katzenstein's NPI number is 1316969512. It was assigned on July 24, 2006, and it is active in the NPI Registry.

What kind of doctor is Dr. Howard M. Katzenstein?

Dr. Howard M. Katzenstein is a pediatric hematology and oncology physician in Jacksonville, Florida. The primary specialty in the NPI Registry is Pediatric Hematology & Oncology Physician (taxonomy code 2080P0207X).

Where does Dr. Howard M. Katzenstein practice?

Dr. Katzenstein practices at 807 Childrens Way, Jacksonville, FL 32207-8426. Dr. Katzenstein also practices at 800 Prudential Dr, Jacksonville, FL 32207. Dr. Katzenstein's primary practice is Nemours Children's Health, Jacksonville, Specialty Care in Jacksonville, Florida. Dmand AI also links Dr. Katzenstein to 1 medical group.

What is Dr. Howard M. Katzenstein's office phone number?

The practice phone on file for Dr. Katzenstein is (904) 697-3600.

What is Dr. Howard M. Katzenstein's medical license number?

Dr. Katzenstein holds Florida license ME131882, one of the licenses on file in 6 states.

Which states has Dr. Howard M. Katzenstein been licensed in?

Dmand AI has state licenses on file for Dr. Katzenstein in Florida (2017 to 2027), Delaware (2018 to 2027), Tennessee (2013 to 2019), Georgia (2002 to 2015), Illinois (1994 to 2002) and Pennsylvania (1993 to 1994).

Is Dr. Howard M. Katzenstein board certified?

Yes. Dr. Katzenstein is board certified in pediatric hematology-oncology by the American Board of Pediatrics.

Where did Dr. Howard M. Katzenstein go to medical school?

Dr. Katzenstein graduated from University of Illinois College of Medicine - Chicago in 1991.

Has Dr. Howard M. Katzenstein received payments from drug or device companies?

CMS Open Payments shows $12,206 in general payments to Dr. Katzenstein from 8 companies from 2017 to 2022. The largest total came from EMD Serono, Inc.

How long has Dr. Howard M. Katzenstein been practicing?

Dr. Katzenstein graduated from medical school in 1991, 35 years ago.

Show 3 more questionsShow fewer questions

Does Dr. Howard M. Katzenstein do research?

Dmand AI links 91 publications to Dr. Katzenstein, published from 2003 to 2024. Dr. Katzenstein has worked on 49 clinical trials.

Who does Dr. Howard M. Katzenstein publish with?

Dr. Katzenstein's most frequent co-authors are Marcio Henrique Malogolowkin, MD (19 shared papers), Susan Cohn (13 shared papers) and Rebecka L. Meyers, MD (13 shared papers).

What insurance does Dr. Howard M. Katzenstein accept?

Dr. Katzenstein is in network with 10 carriers, including Elevance, Blue Cross Blue Shield of Michigan and Horizon Blue Cross Blue Shield of New Jersey. PPO plans come from the most carriers, 7. Check the plan with the practice before a visit.

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