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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

THORBJORN GUDJONSSON MD
NPI 1396712907
Internal Medicine - Cardiovascular Disease in Madison, WI

Active since March 02, 2006
600 HIGHLAND AVE, MADISON, WI 53792(608) 263-1530(608) 833-6932 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Thorbjorn Gudjonsson Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

THORBJORN GUDJONSSON MD (NPI 1396712907) is an individual cardiovascular disease provider in Madison, Wisconsin, licensed in Wisconsin (38213) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1396712907
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameTHORBJORN GUDJONSSONCredential: MD
Location Address600 HIGHLAND AVEMadison, WI 53792
Mailing Address8007 Excelsior DrMadison, WI 53717 · (608) 829-5201 · Fax (608) 833-6932
Phone(608) 263-1530
Fax(608) 833-6932
Sole ProprietorNo
Enumeration DateMarch 2, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1396712907 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in WI · 38213
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
600 HIGHLAND AVE, Madison, WI 53792
Open in Google Maps ↗

Other Identifiers 1

Medicaid32277800WI

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

JASON ALAN CHRISTENSEN PHARMD
Pharmacist
600 HIGHLAND AVE, COMPLIANCE MAIL CODE 2433
MADISON, WI 53792
Dane County (608) 662-0817
LAURA JEAN KOPPLIN MD, PHD
Ophthalmology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-6070
HAGGI MAZEH MD
Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 265-8072
DR. SWAPNIL SUNIL LANJEWAR M.D.
Internal Medicine (Infectious Disease)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-0946
DR. MATTHEW JAMES HOYT M.D.
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
VANESSA MERCEDES WELTEN MD MPH
Transplant Surgery
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (617) 732-5500
JOHN HENRY NORMAN HARRISON
Anesthesiology
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8100
PIPPA FROUKTE COSPER MD
Radiology (Radiation Oncology)
600 HIGHLAND AVE
MADISON, WI 53792
Dane County (608) 263-8500

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Thorbjorn Gudjonsson's NPI number?

The NPI number for Thorbjorn Gudjonsson is 1396712907. It was assigned to this individual provider in the NPPES registry on March 2, 2006.

Where is Thorbjorn Gudjonsson located?

Thorbjorn Gudjonsson practices at 600 Highland Ave, Madison, WI 53792. The listed phone number is (608) 263-1530.

What is Thorbjorn Gudjonsson's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

When was this NPI record last updated?

The NPPES record for Thorbjorn Gudjonsson was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 37 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.