Jacqueline G. O'Leary, MD, MPH
Gastroenterology Physician · Dallas, TX
Jacqueline G. O'Leary, MD, MPH is a gastroenterology physician with a practice address in Dallas, Texas, and NPI 1336121565, issued on Nov 15, 2005. Check the license (Texas L2514, as entered in NPPES) on the Texas Medical Board; the Medicare figures below come from public CMS files.
- Name
- Jacqueline G. O'Leary
- Credential
- MD, MPH
- Primary taxonomy
- Gastroenterology Physician 207RG0100X
- License number
- L2514 TX
Self-reported in NPPES; status is on the state search - Practice location
- 3410 Worth St, Dallas, TX 75246
- Phone
- (214) 820-8500
- Enumerated
- Nov 15, 2005
- Record last updated
- Apr 9, 2013 (not updated in 13 years: call before relying on the address or phone)
- Fax
- (214) 820-0993
- Medicaid ID
- 1848467-04 TX
- Entity
- Type 1 · individual
8 nearest gastroenterology physician records → All 1,478 in Texas → Look up another NPI →
Also registered at 3410 Worth St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Jacqueline G. O'Leary in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTexas Medical Board
Search for license L2514Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $3,720.00
1 payment: consulting fee; the largest payer was Mallinckrodt Hospital Products Inc. The 13,350 providers of this specialty with any payment received $5,015.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Jacqueline G. O'Leary among 1,478 gastroenterology physician records in Texas
Jacqueline G. O'Leary, MD, MPH is one of 1,478 gastroenterology physician records with a practice address in Texas. 89% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 86% newer
- In a Medicare fileYes · 89% of these records are
- In the CMS Doctors and Clinicians fileNo · 79% of these records are
- Record last updated2013 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0100X and a Texas practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Gastroenterology Physician providers in Texas
There are 1,478 gastroenterology physician records in Texas.
All 1,478 in Texas → Every provider in Dallas → Gastroenterology Physician nationwide →
The 8 gastroenterology physician records with the nearest ZIP codes
- Michael Allen, MDDallas, TX 752461043265796
- Clement Boland, MDDallas, TX 752461619921038
- Angela Carollo, M.D.Dallas, TX 752461306805585
- Blair Conner, M.D.Dallas, TX 752461992764922
- Themistocles Dassopoulos, MDDallas, TX 752461326083148
- Daniel Demarco, M.D.Dallas, TX 752461558320903
- Esmail Elwazir, M.D.Dallas, TX 752461598741944
- John Hamilton, M.D.Dallas, TX 752461033179213
Common questions
What is Jacqueline G. O'Leary, MD, MPH's NPI number?
Jacqueline G. O'Leary, MD, MPH's National Provider Identifier (NPI) is 1336121565, issued on Nov 15, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Jacqueline G. O'Leary, MD, MPH located?
The NPPES record lists a practice address at 3410 Worth St, Dallas, TX, 75246. Phone: (214) 820-8500. Providers update this record themselves, so call before visiting.
How can I verify Jacqueline G. O'Leary, MD, MPH's license?
NPPES lists Texas license number L2514, as entered by the provider. Search the Texas Medical Board at https://profile.tmb.state.tx.us/Search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.