Dr. Daniel H. Leung, MD

  • Tishomingo, OK
  • Pediatric gastroenterology physician
NPI1861699654
Part D claims, 2024
11
Publications
114
Clinical trials
5
Hospital affiliations
2
Industry payments
$28,811
Practice address
1000 South Byrd St, Tishomingo, OK 73460
Practice phone
Call (580) 371-2327
Professional email
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Personal email
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Mobile number
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Social profiles

Primary practice

Mercy Hospital Tishomingo

Hospital · Tishomingo, Oklahoma

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Dr. Daniel H. Leung is a pediatric gastroenterology physician in Tishomingo, Oklahoma

Dr. Leung practices at Mercy Hospital Tishomingo in Tishomingo, Oklahoma, part of Mercy.

Dr. Leung's NPI, 1861699654, was assigned on June 27, 2007. Dr. Leung graduated from Joe R. & Teresa Lozano Long School of Medicine in 2003. Dr. Leung holds Texas license N2624.

NPI and contact details
NPI enumeration date
June 27, 2007
NPI status
Active
Practice phone
(580) 371-2327
Professional email
Get email
Personal email
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Mobile number
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Sex
Male
Estimated age
49
Medical school graduation
2003

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

Dr. Daniel H. Leung practices at Mercy Hospital Tishomingo in Tishomingo, Oklahoma

Dr. Leung's primary practice is Mercy Hospital Tishomingo, at 1000 South Byrd St, Tishomingo, OK 73460 in Johnston County. The practice phone is (580) 371-2327.

Source: Dmand AI Affiliation Data

Dr. Daniel H. Leung is affiliated with 2 sites of care and 1 medical group

Dr. Leung's primary practice is Mercy Hospital Tishomingo in Tishomingo, Oklahoma, part of Mercy. Dr. Leung is also affiliated with Texas Children's Hospital. The medical group on file is Texas Children's Hospital.

Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data

Dmand AI tracks the EHR system at Dr. Daniel H. Leung's practice

Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Leung practices, 2 sites in all. Vendor and product names are available with a free account.

EHR by site
SiteEHR vendor and product
Mercy Hospital TishomingoAvailable with a free account
+1 more affiliated siteAvailable with a free account

Source: Dmand AI Technology Install Data

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Dr. Daniel H. Leung is one of 19 pediatric gastroenterology physicians in Oklahoma

Pediatric gastroenterology is Dr. Leung's primary specialty in the NPI Registry, under taxonomy code 2080P0206X. Dr. Leung is board certified in pediatric gastroenterology by the American Board of Pediatrics. Dmand AI has Dr. Leung's licenses on file in 5 states: Texas, Mississippi, Oklahoma, Louisiana and Pennsylvania.

Specialties and state licenses

  • Pediatric gastroenterology, TexasPrimaryLicense N2624 · 2009 to 2026 · taxonomy 2080P0206X
  • Mississippi license2020 to 2026
  • Oklahoma license2021 to 2026
  • Louisiana license2021 to 2022
  • Pennsylvania license2006 to 2010

Pediatric gastroenterology physicians near Dr. Leung

Counts of pediatric gastroenterology 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. Daniel H. Leung's patients have a median age of 12

Across all payers, Dmand AI patient panel data puts Dr. Leung's median patient age at 12, with 42% women.

Dr. Leung's patients across all payers

Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.

Patient panel by age, all payers

Median age 12

Patient panel by sex, all payers

  • Women42%
  • Men58%

Source: Dmand AI Patient Panel Data

Dr. Daniel H. Leung wrote 11 Medicare Part D claims in 2024

In 2024, Dr. Leung wrote 11 Medicare Part D claims. They cover 1 drug, with $16,739 in total drug cost. In 2022, CMS named 11 claims across 1 drug.

Part D claims, 202411
Drugs named by CMS1
Total drug cost$16,739

Dr. Leung's most prescribed drugs by claims, 2023

CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.

Part D claims for drugs CMS names, 2022 to 2023

  • 2022
  • 2023
Claims for drugs CMS names
2022: 112023: 11No change

Drugs named by CMS: 1 in 2023, 1 in 2022.

See all prescribing by Dr. Leung

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 H. Leung has 114 publications on record

Dmand AI links 114 papers to Dr. Leung, published from 2008 to 2025. 2020 was the busiest year, with 12. The most frequent topics are Cystic Fibrosis, Liver Transplantation and Liver Cirrhosis. Dr. Leung has published most often in J Pediatr Gastroenterol Nutr. Dr. Leung's most frequent co-authors are Michael R. Narkewicz, MD, John A. Goss, MD and Estella Maria Alonso, MD.

Papers114
Years published2008 to 2025

Dr. Leung's papers by year, 2016 to 2025

Topics Dr. Leung writes about most

  • Cystic Fibrosis
  • Liver Transplantation
  • Liver Cirrhosis
  • Liver Diseases
  • Liver
  • Elasticity Imaging Techniques
  • Platelet Count
  • Antiviral Agents

Dr. Leung's most frequent co-authors

Recent publications by Dr. Leung

See all 114 publications and co-authors

See who Dr. Leung researches with

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

How network discovery works

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

Dr. Daniel H. Leung has worked on 5 clinical trials

Dmand AI links Dr. Leung to 5 clinical trials. Conditions studied include Exocrine Pancreatic Insufficiency, Failure to Thrive and Hepadnaviridae Infections. National Institute of Diabetes and Digestive and Kidney Diseases (NIDDK) sponsors the most, 2.

Conditions in Dr. Leung's trials

  • Exocrine Pancreatic Insufficiency
  • Failure to Thrive
  • Hepadnaviridae Infections
  • Hepatitis, Autoimmune
  • Cholangitis, Sclerosing

Investigators on the most trials with Dr. Leung

Recent clinical trials with Dr. Leung

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

Dr. Daniel H. Leung received $28,811 in industry payments from 2016 to 2024

CMS Open Payments shows 29 general payments to Dr. Leung from 7 drug and device companies from 2016 to 2024. Consulting fees make up the largest share, 76% of the total. Mallinckrodt Hospital Products Inc. paid the most, $9,200.

General payments to Dr. Leung by program year, 2016 to 2024

General payments to Dr. Leung by kind, 2016 to 2024

$28.8Kin total
  • Consulting fees$22,02576%
  • Speaker and faculty fees$4,97317%
  • Travel and lodging$1,1524%
  • Food and beverage$6612%

Companies that paid Dr. Leung the most, 2016 to 2024

Share is of all general payments to this clinician.

See all payments to Dr. Leung

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

Dr. Daniel H. Leung graduated from Joe R. & Teresa Lozano Long School of Medicine

Dr. Leung graduated from Joe R. & Teresa Lozano Long School of Medicine in 2003.

  1. Medical schoolJoe R. & Teresa Lozano Long School of Medicine
  2. Board certified in pediatric gastroenterologyAmerican Board of Pediatrics

Source: Dmand AI Professional Profile Data

Dr. Daniel H. Leung accepts plans from 5 insurance carriers

Dr. Leung is in network with 5 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.

  • Aetna
  • Elevance
  • Blue Cross Blue Shield of Michigan
  • CMS Medicare
  • KY State Medicaid

Plan types Dr. Leung accepts, by number of carriers

  1. HMO3
  2. POS3
  3. PPO3
  4. EPO2
  5. Medicare2
  6. Medicaid1

Source: Dmand AI Insurance Network Data

Sources for Dr. Daniel H. Leung'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 phoneDmand AI Affiliation Data
Primary practice, affiliations and health systemDmand AI Affiliation DataDmand AI Org Hierarchy Data
Medicare patients and the all-payer patient panelDmand AI Patient Panel Data
Part D prescribingMedicare 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)
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. Daniel H. Leung

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 H. Leung's NPI number?

Dr. Daniel H. Leung's NPI number is 1861699654. It was assigned on June 27, 2007, and it is active in the NPI Registry.

What kind of doctor is Dr. Daniel H. Leung?

Dr. Daniel H. Leung is a pediatric gastroenterology physician in Tishomingo, Oklahoma. The primary specialty in the NPI Registry is Pediatric Gastroenterology Physician (taxonomy code 2080P0206X).

Where does Dr. Daniel H. Leung practice?

Dr. Leung practices at 1000 South Byrd St, Tishomingo, OK 73460. Dr. Leung's primary practice is Mercy Hospital Tishomingo in Tishomingo, Oklahoma, part of Mercy.

What is Dr. Daniel H. Leung's office phone number?

The practice phone on file for Dr. Leung is (580) 371-2327.

What is Dr. Daniel H. Leung's medical license number?

Dr. Leung holds Texas license N2624, one of the licenses on file in 5 states.

Which states has Dr. Daniel H. Leung been licensed in?

Dmand AI has state licenses on file for Dr. Leung in Texas (2009 to 2026), Mississippi (2020 to 2026), Oklahoma (2021 to 2026), Louisiana (2021 to 2022) and Pennsylvania (2006 to 2010).

Which hospitals is Dr. Daniel H. Leung affiliated with?

Dr. Leung practices at Mercy Hospital Tishomingo in Tishomingo, Oklahoma. Dr. Leung is also affiliated with Texas Children's Hospital.

What medical group is Dr. Daniel H. Leung part of?

Dr. Leung is linked to Texas Children's Hospital.

Is Dr. Daniel H. Leung board certified?

Yes. Dr. Leung is board certified in pediatric gastroenterology by the American Board of Pediatrics.

Where did Dr. Daniel H. Leung go to medical school?

Dr. Leung graduated from Joe R. & Teresa Lozano Long School of Medicine in 2003.

Show 6 more questionsShow fewer questions

What drugs does Dr. Daniel H. Leung prescribe most?

In 2023 Medicare Part D data, Dr. Leung's most prescribed drugs by claims were Vemlidy.

Has Dr. Daniel H. Leung received payments from drug or device companies?

CMS Open Payments shows $28,811 in general payments to Dr. Leung from 7 companies from 2016 to 2024. The largest total came from Mallinckrodt Hospital Products Inc.

How long has Dr. Daniel H. Leung been practicing?

Dr. Leung graduated from medical school in 2003, 23 years ago.

Does Dr. Daniel H. Leung do research?

Dmand AI links 114 publications to Dr. Leung, published from 2008 to 2025. Dr. Leung has worked on 5 clinical trials.

Who does Dr. Daniel H. Leung publish with?

Dr. Leung's most frequent co-authors are Michael R. Narkewicz, MD (15 shared papers), John A. Goss, MD (14 shared papers) and Estella Maria Alonso, MD (12 shared papers).

What insurance does Dr. Daniel H. Leung accept?

Dr. Leung is in network with 5 carriers, including Aetna, Elevance and Blue Cross Blue Shield of Michigan. HMO plans come from the most carriers, 3. Check the plan with the practice before a visit.

Selling to pediatric gastroenterology practices?

See pediatric gastroenterology physicians in Oklahoma by site of care and group

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