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

Dr. Jacob Colin Jentzer, MD

Individual provider Cardiovascular Disease Physician · NPI 1538334628

Dr. Jacob Colin Jentzer, MD is an Internal Medicine in Milwaukee, Wisconsin. Graduated from University of Rochester School of Medicine and Dentistry in 2008, 18 years ago. Practices with Mayo Clinic Health System-Southwest Minnesota Region, a 667-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Minnesota and Wisconsin.

Years since qualifying
18
Trained at
University of Rochester School of Medicine and Dentistry
Licensed in
MN, WI
In the registry since
2008
Specialties on file
3
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

9200 W Wisconsin Ave
Milwaukee, WI 53226-3522
Phone: (414) 805-6000
Fax: (414) 805-6280
Show map & directions

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

Additional practice locations (1)

  • 200 1st St Sw, Rochester, MN 55905-0001 — (585) 313-9764

Specialties & licences

Critical Care Medicine (Internal Medicine) Physician (primary) Taxonomy 207RC0200X · Licence 76161-020 (WI)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 76161 (WI)
Cardiovascular Disease Physician Taxonomy 207RC0000X · Licence 59441 (MN)

Record details

NPI number1538334628
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 29, 2008
Last updated in NPPESAugust 5, 2026
Certification dateAugust 5, 2026

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ROCHESTER SCHOOL OF MEDICINE AND DENTISTRY
Graduated 2008 (18 years in practice)
Group practice Mayo Clinic Health System-Southwest Minnesota Region — 667 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations15 on file with Medicare

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