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

Robert Howard Drennan, MD

Individual provider Clinical Cardiac Electrophysiology Physician · NPI 1538336177

Robert Howard Drennan, MD is a Cardiac Electrophysiology in Baton Rouge, Louisiana. Graduated from University of South Carolina School of Medicine in 2008, 18 years ago. Practices with Hospital Service District 1 of East Baton Rouge Parish, a 45-clinician group and accepts Medicare assignment. Licensed in Louisiana.

Years since qualifying
18
Trained at
University of South Carolina School of Medicine
Licensed in
LA
In the registry since
2008
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

8401 Picardy Ave
Baton Rouge, LA 70809-3685
Phone: (225) 308-0247
Fax: (225) 308-0248
Show map & directions

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

Specialties & licences

Clinical Cardiac Electrophysiology Physician (primary) Taxonomy 207RC0001X · Licence 204133 (LA)

Record details

NPI number1538336177
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedMay 13, 2008
Last updated in NPPESAugust 31, 2016

Medicare enrollment

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

Medicare specialtyCARDIAC ELECTROPHYSIOLOGY
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolUNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE
Graduated 2008 (18 years in practice)
Group practice Hospital Service District 1 Of East Baton Rouge Parish — 45 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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