ChickenpoxVaricella Zoster Virus Infection13-valent pneumococcal conjugate vaccineHepatitis A vaccineInvestigational varicella vaccine high potency
Dr. Daniel J. Leonard IV, DO
NPI1801058243
- Part D claims, 2024
- 13
- Clinical trials
- 3
- Hospital affiliations
- 1
- Industry payments
- $184
- Medical group
- 1
- Practice address
- P O Box 406, 1113 Sherman St, Saint Paul, NE 68873
- Practice phone
- Call (308) 754-4421
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Daniel J. Leonard IV is a pediatrician in Saint Paul, Nebraska
Dr. Leonard practices at Howard County Medical Center in Saint Paul, Nebraska, part of Howard County Medical Center.
Dr. Leonard's NPI, 1801058243, was assigned on June 26, 2008. Dr. Leonard holds Nebraska license 882.
NPI and contact details
- NPI
- 1801058243NPI Registry (opens in a new tab)
- NPI enumeration date
- June 26, 2008
- NPI status
- Active
- Practice phone
- (308) 754-4421
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Daniel J. Leonard IV practices at 2 locations in Saint Paul, Nebraska
Dr. Leonard's primary practice is Howard County Medical Center, at P O Box 406, 1113 Sherman St, Saint Paul, NE 68873 in Howard County. The practice phone is (308) 754-4421. Dr. Leonard also practices at Howard County Medical Center, 1113 Sherman St, Saint Paul, NE 68873.
- Howard County Medical CenterPrimaryP O Box 406, 1113 Sherman St, Saint Paul, NE 68873 · Howard CountyPhone(308) 754-4421
- Howard County Medical Center1113 Sherman St, Saint Paul, NE 68873 · Howard CountyPhone(308) 754-4421
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Dr. Daniel J. Leonard IV is affiliated with 2 sites of care and 1 medical group
Dr. Leonard's primary practice is Howard County Medical Center in Saint Paul, Nebraska, part of Howard County Medical Center. The medical group on file is Mary Lanning Healthcare. Dmand AI also links Dr. Leonard to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Daniel J. Leonard IV's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leonard practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Howard County Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Daniel J. Leonard IV is one of 344 pediatricians in Nebraska
Pediatrics is Dr. Leonard's primary specialty in the NPI Registry, under taxonomy code 208000000X. Dr. Leonard is licensed in Nebraska.
Specialties and state licenses
- Pediatrics, NebraskaPrimary
Pediatricians near Dr. Leonard
Counts of pediatricians with a Dmand AI profile, by place and practice. Each opens the list.
344pediatricians in Nebraska
3pediatricians in Saint Paul
3pediatricians at Howard County Medical CenterSources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Daniel J. Leonard IV's patients have a median age of 7
Across all payers, Dmand AI patient panel data puts Dr. Leonard's median patient age at 7, with 43% women.
Dr. Leonard's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 7
Patient panel by sex, all payers
- Women43%
- Men56%
Source: Dmand AI Patient Panel Data
Dr. Daniel J. Leonard IV wrote 13 Medicare Part D claims in 2024
In 2024, Dr. Leonard wrote 13 Medicare Part D claims. 100% of them were for generic drugs. They cover 2 drugs, with $237 in total drug cost.
Part D claims, 202413
Drugs named by CMS2
Total drug cost$237
Dr. Leonard's most prescribed drugs by claims, 2021
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
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Dr. Daniel J. Leonard IV has worked on 3 clinical trials
Dmand AI links Dr. Leonard to 3 clinical trials, 2 of them phase 2 studies. 1 is still active or recruiting. Conditions studied include Chickenpox, Epilepsy and Meningitis, Meningococcal. GlaxoSmithKline sponsors the most, 2.
Clinical trials with Dr. Leonard by phase
- NonePhase 1: no trials
- 2Phase 2: 2 trials
- 1Phase 3: 1 trial
- NonePhase 4: no trials
Conditions in Dr. Leonard's trials
- Chickenpox
- Epilepsy
- Meningitis, Meningococcal
- Brain Diseases
- Central Nervous System Bacterial Infections
Investigators on the most trials with Dr. Leonard
- Jay R. Meyer, MD3 shared trials
- Frank Steven Eder, MD2 shared trials
- Ashraf Ali Affan, MD1 shared trial
Recent clinical trials with Dr. Leonard
EpilepsyBrain DiseasesSumatriptan nasal powder
A Phase IIb, Randomized, Observer-Blind Study to Describe the Safety, Tolerability, and Immunogenicity of MenABCWY Administered on Different Dosing Schedules in Healthy Adolescents (opens in a new tab)
Active, not recruitingPhase 2
Meningitis, MeningococcalCentral Nervous System Bacterial InfectionsMenABCWY vaccine
Sources: ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
Dr. Daniel J. Leonard IV received $184 in industry payments from 2021 to 2025
CMS Open Payments shows 9 general payments to Dr. Leonard from 6 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. Supernus Pharmaceuticals, Inc. paid the most, $86. It also lists 6 research payments totaling $7,049 in 2023.
General payments to Dr. Leonard by program year, 2021 to 2025
Companies that paid Dr. Leonard the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Daniel J. Leonard IV's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Affiliation DataDmand AI Practice Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| Clinical trials and co-investigators | ClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Daniel J. Leonard IV
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. Daniel J. Leonard IV's NPI number?
Dr. Daniel J. Leonard IV's NPI number is 1801058243. It was assigned on June 26, 2008, and it is active in the NPI Registry.
What kind of doctor is Dr. Daniel J. Leonard IV?
Dr. Daniel J. Leonard IV is a pediatrician in Saint Paul, Nebraska. The primary specialty in the NPI Registry is Pediatrics Physician (taxonomy code 208000000X).
Where does Dr. Daniel J. Leonard IV practice?
Dr. Leonard practices at P O Box 406, 1113 Sherman St, Saint Paul, NE 68873. Dr. Leonard also practices at 1113 Sherman St, Saint Paul, NE 68873. Dr. Leonard's primary practice is Howard County Medical Center in Saint Paul, Nebraska, part of Howard County Medical Center. Dmand AI also links Dr. Leonard to 1 group practice or clinic.
What is Dr. Daniel J. Leonard IV's office phone number?
The practice phone on file for Dr. Leonard is (308) 754-4421.
What is Dr. Daniel J. Leonard IV's medical license number?
Dr. Leonard holds Nebraska license 882.
Which hospitals is Dr. Daniel J. Leonard IV affiliated with?
Dr. Leonard practices at Howard County Medical Center in Saint Paul, Nebraska.
What medical group is Dr. Daniel J. Leonard IV part of?
Dr. Leonard is linked to Mary Lanning Healthcare.
What drugs does Dr. Daniel J. Leonard IV prescribe most?
In 2021 Medicare Part D data, Dr. Leonard's most prescribed drugs by claims were Levothyroxine Sodium and Montelukast Sodium.
Has Dr. Daniel J. Leonard IV received payments from drug or device companies?
CMS Open Payments shows $184 in general payments to Dr. Leonard from 6 companies from 2021 to 2025. The largest total came from Supernus Pharmaceuticals, Inc.
How long has Dr. Daniel J. Leonard IV been practicing?
Dr. Leonard's NPI was assigned in 2008.
Does Dr. Daniel J. Leonard IV do research?
Dr. Leonard has worked on 3 clinical trials.
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