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

Dr. John Jeffrey Marshall, MD

Individual provider Interventional Cardiology Physician · NPI 1184676413

Dr. John Jeffrey Marshall, MD is an Interventional Cardiology in Atlanta, Georgia. Graduated from University of Florida College of Medicine in 1982, 44 years ago. Practices with Northside Cardiovascular Professional Services, LLC, a 142-clinician group and accepts Medicare assignment. Licensed in Georgia.

Years since qualifying
44
Trained at
University of Florida College of Medicine
Licensed in
GA
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.

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Practice location Address checks out

1110 W Peachtree St NW Ste 920
Atlanta, GA 30309-3609
Phone: (404) 962-6000
Fax: (404) 962-6001
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Interventional Cardiology Physician (primary) Taxonomy 207RI0011X · Licence 034895 (GA)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 034895 (GA)

Record details

NPI number1184676413
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 16, 2006
Last updated in NPPESFebruary 26, 2021
Certification dateFebruary 26, 2021
Mailing address1110 W Peachtree St Nw Ste 920, Atlanta, GA 30309-3609

Medicare enrollment

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

Medicare specialtyINTERVENTIONAL CARDIOLOGY
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolUNIVERSITY OF FLORIDA COLLEGE OF MEDICINE
Graduated 1982 (44 years in practice)
Group practice Northside Cardiovascular Professional Services, Llc — 142 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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