Summary

Dr. John Jeffrey Marshall specializes in cardiovascular disease and interventional cardiology, bringing over four decades of medical expertise to his practice. He earned his medical degree from the University of Florida College of Medicine in Gainesville and completed his residency training at the Medical College of Virginia Hospital in both internal medicine and cardiovascular diseases. Dr. Marshall holds board certification in internal medicine from the American Board of Internal Medicine and communicates with patients in English.

Dr. Marshall practices at Northside Cardiovascular locations in Sandy Springs and Gainesville, Georgia. He focuses on treating conditions such as high cholesterol in children and teens, hyperlipidemia, and coronary artery disease. His approach includes comprehensive diagnostic testing through lipid panels and general blood work to assess cardiovascular health. Patients rate Dr. Marshall 4.0 out of 5 stars on average for his care.

Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4
  • 44 years of experience
  • speaks English
  • Med Coll Of Virginia Hosp, Cardiovascular Diseases; Med Coll Of Virginia Hosp, Internal Medicine
  • 4 written reviews
  • 2 specialties
  • 10 areas of expertise
  • 2 board certifications
  • 2 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

John Jeffrey Marshall has 2 locations

Northside Cardiovascular - Sandy Springs, Barfield

6135 Barfield Rd Ste 100Sandy Springs, GA 30328
Mon8:00 am - 4:30 pm
Tue8:00 am - 4:30 pm
Wed8:00 am - 4:30 pm
Thu8:00 am - 4:30 pm
Fri8:00 am - 4:30 pm
SatClosed
SunClosed

Northside Cardiovascular - Gainesville

1276 Jesse Jewell Parkway SEGainesville, GA 30501

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John Jeffrey Marshall, MDDr. Raghav Sharma, MDDr. Konstantinos Aznaouridis, MDAzeb K Tkikil
Cardiovascular DiseaseCardiovascular DiseaseInterventional CardiologyNurse Practitioner
Accepts New Patients Accepts New Patients
44 Years of Experience 16 Years of Experience 30 Years of Experience
No Virtual Visit Option Virtual Visit Available No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, Hindi
Sandy Springs , GAWinter Park , FLAtlanta , GAMarietta , GA
Med School: University of Fl Coll of Med, Gainesville Med School: New York Medical College Med School: University Of Athens School Of Health Sciences
Current Profile
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Insurance Plans Accepted by John Jeffrey Marshall

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

John Jeffrey Marshall has the following 2 specialties

Specialty Expertise

John Jeffrey Marshall has the following 10 areas of expertise

  • Acute Coronary Syndrome (ACS)
  • Angioplasty
  • Atherosclerosis
  • Clinical Research
  • Heart Block
  • High Blood Pressure (Hypertension)
  • High Cholesterol (Hypercholesterolemia)
  • Interventional Cardiology
  • Stress Testing
  • Unstable Angina

Certifications, License, & Education

44 Years Experience

John Jeffrey Marshall holds an expired medical license in the state of Georgia. They are board certified in Internal medicine by the American Board of Internal Medicine.

Board Certifications

Board certified in Internal medicine by the American Board of Internal Medicine.

Medical License

Medical Doctor with an expired medical license in the state of Georgia that expired in 2025.

Education & Training

Residency

Completed their residency at Med Coll Of Virginia Hosp, Cardiovascular Diseases; Med Coll Of Virginia Hosp, Internal Medicine, Valley Health System/Medical College of Virginia/Virginia Commonwealth University Program, and Med College Of Virginia in 1983.

Medical School

Graduated from University of Fl Coll of Med, Gainesville in 1982 and University of Florida College of Medicine in 1982.

NPI Number

John Jeffrey Marshall's NPI number is 1184676413.

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Frequently Asked Questions

Where is John Jeffrey Marshall's office located?
John Jeffrey Marshall's office is located at 6135 Barfield Rd Ste 100, Sandy Springs, GA, 30328.
Is John Jeffrey Marshall accepting new patients?
John Jeffrey Marshall is accepting new patients on Vitals. View John Jeffrey Marshall's profile on Vitals to make an appointment.
What languages does John Jeffrey Marshall speak?
John Jeffrey Marshall speaks English.
Does John Jeffrey Marshall accept my insurance?
You can see the insurance plans that John Jeffrey Marshall accepts on their Vitals profile.
Does John Jeffrey Marshall accept virtual/telehealth appointments?
John Jeffrey Marshall has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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