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

William R Herzog Jr., MD

Individual provider Interventional Cardiology Physician · NPI 1902873979

William R Herzog Jr., MD is a Cardiovascular Disease (Cardiology) in Columbia, Maryland. Graduated from Duke University School of Medicine in 1982, 44 years ago. Practices with Southeastern Regional Physician Services, a 34-clinician group and accepts Medicare assignment. Licensed in Maryland.

Years since qualifying
44
Trained at
Duke University School of Medicine
Licensed in
MD
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

10710 Charter Dr Ste 400
Columbia, MD 21044-2858
Phone: (410) 997-7979
Fax: (410) 997-9231
Show map & directions

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

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence D41959 (MD)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence D41959 (MD)

Record details

NPI number1902873979
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 8, 2006
Last updated in NPPESFebruary 10, 2017

Medicare enrollment

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

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolDUKE UNIVERSITY SCHOOL OF MEDICINE
Graduated 1982 (44 years in practice)
Group practice Southeastern Regional Physician Services — 34 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount