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

Dr. Martin Robert Siegfried, MD, PHD

Individual provider Cardiovascular Disease Physician · NPI 1407821002

Dr. Martin Robert Siegfried, MD, PHD is an Internal Medicine in Lawrenceville, Georgia. Qualified in 1994, 32 years ago. Practices with Northside Cv Professional Services LLC, a 53-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Georgia.

Years since qualifying
32
Licensed in
GA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

755 Walther Rd
Lawrenceville, GA 30046-8725
Phone: (770) 962-0399
Fax: (770) 995-0533
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 755 Walther Rd, Lawrenceville, GA 30046-8725 — (770) 962-0399

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 040787 (GA)

Record details

NPI number1407821002
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorNo
NPI enumeratedFebruary 17, 2006
Last updated in NPPESJuly 16, 2021
Certification dateJuly 16, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolOTHER
Graduated 1994 (32 years in practice)
Group practice Northside Cv Professional Services Llc — 53 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations7 on file with Medicare

Other providers in Lawrenceville