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

Dr. Thomas M. O'Brien, MD

Individual provider Cardiovascular Disease Physician · NPI 1003844366

Dr. Thomas M. O'Brien, MD is an Advanced Heart Failure and Transplant Cardiology in Liberty Township, Ohio. Graduated from University of Rochester School of Medicine and Dentistry in 2001, 25 years ago. Practices with The Christ Hospital Cardiovascular Associates LLC, a 151-clinician group and accepts Medicare assignment. Licensed in Ohio.

Years since qualifying
25
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
OH
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

7335 Yankee Rd Su 201
Liberty Township, OH 45044-0006
Phone: (513) 206-1460
Fax: (513) 206-1479
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Advanced Heart Failure and Transplant Cardiology Physician (primary) Taxonomy 207RA0001X · Licence 35082223 (OH)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 35082223O (OH)

Record details

NPI number1003844366
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 28, 2006
Last updated in NPPESJune 21, 2016
Mailing address237 William Howard Taft Rd, 2nd Floor, Cbo 2-3, Cincinnati, OH 45219-2610

Medicare enrollment

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

Medicare specialtyADVANCED HEART FAILURE AND TRANSPLANT CARDIOLOGY
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 2001 (25 years in practice)
Group practice The Christ Hospital Cardiovascular Associates Llc — 151 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Liberty Township