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

Peter Aas, MD

Individual provider Internal Medicine Physician · NPI 1063455848

Peter Aas, MD is a Hospitalist in Duluth, Minnesota. Graduated from University of Minnesota Medical School in 2002, 24 years ago. Licensed in Minnesota.

Years since qualifying
24
Trained at
University of Minnesota Medical School
Licensed in
MN
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

400 E 3rd St
Duluth, MN 55805-1951
Phone: (218) 786-8364
Show map & directions

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

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 45641 (MN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 45641 (MN)

Record details

NPI number1063455848
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 13, 2006
Last updated in NPPESNovember 1, 2017
Mailing address400 E 3rd St, Duluth, MN 55805-1951

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Medical schoolUNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Graduated 2002 (24 years in practice)
Accepts Medicare assignment Not indicated
Practice locations2 on file with Medicare

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