Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

James Kennedy O'Neill, MD

Individual provider Internal Medicine Physician · NPI 1770878670

James Kennedy O'Neill, MD is an Interventional Cardiology in Houston, Texas. Graduated from Baylor College of Medicine in 2011, 15 years ago. Practices with Memorial Hermann Medical Group, a 753-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Missouri and Texas.

Years since qualifying
15
Trained at
Baylor College of Medicine
Licensed in
MO, TX
In the registry since
2011
Specialties on file
4
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

925 Gessner Rd Ste 630
Houston, TX 77024-2553
Phone: (713) 465-3535
Fax: (713) 465-9735
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 6720 Bertner Ave # Mc1-133, Houston, TX 77030-2604 — (832) 355-6676

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence Q3933 (TX)
Internal Medicine Physician Taxonomy 207R00000X · Licence 2011016934 (MO)
Internal Medicine Physician Taxonomy 207R00000X · Licence Q3933 (TX)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence Q3933 (TX)

Record details

NPI number1770878670
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 20, 2011
Last updated in NPPESAugust 12, 2025
Certification dateAugust 12, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERVENTIONAL CARDIOLOGY
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolBAYLOR COLLEGE OF MEDICINE
Graduated 2011 (15 years in practice)
Group practice Memorial Hermann Medical Group — 753 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations6 on file with Medicare

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