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

Mark Linzer, MD

Individual provider Internal Medicine Physician · NPI 1245206267

Mark Linzer, MD is an Internal Medicine in Minneapolis, Minnesota. Graduated from Johns Hopkins University School of Medicine in 1977, 49 years ago. Practices with Hennepin Healthcare System Inc, a 903-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
49
Trained at
Johns Hopkins University School of Medicine
Licensed in
MN
In the registry since
2006
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

715 S 8th St
Minneapolis, MN 55404-7530
Phone: (612) 873-6963
Fax: (612) 873-1928
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 701 Park Ave # P7, Minneapolis, MN 55415-1623 — (612) 873-2300

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 52486 (MN)

Record details

NPI number1245206267
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 28, 2006
Last updated in NPPESOctober 18, 2024
Certification dateOctober 18, 2024

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolJOHNS HOPKINS UNIVERSITY SCHOOL OF MEDICINE
Graduated 1977 (49 years in practice)
Group practice Hennepin Healthcare System Inc — 903 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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