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

Dr. Joseph W Leach, MD

Individual provider Medical Oncology Physician · NPI 1922083336

Dr. Joseph W Leach, MD is a Medical Oncology in Maple Grove, Minnesota. Graduated from University of Minnesota Medical School in 1993, 33 years ago. Practices with Allina Health System, a 3,867-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Minnesota.

Years since qualifying
33
Trained at
University of Minnesota Medical School
Licensed in
MN
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

14500 99th Ave N Ste 100
Maple Grove, MN 55369-4738
Phone: (763) 898-1000
Show map & directions

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

Additional practice locations (1)

  • 800 E 28th St Ste 401, Minneapolis, MN 55407-3723 — (612) 863-0200

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 41971 (MN)

Record details

NPI number1922083336
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 8, 2005
Last updated in NPPESFebruary 29, 2024
Certification dateFebruary 29, 2024
Mailing address1700 University Ave W Fl 6, Saint Paul, MN 55104-3727

Medicare enrollment

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

Medicare specialtyMEDICAL ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF MINNESOTA MEDICAL SCHOOL
Graduated 1993 (33 years in practice)
Group practice Allina Health System — 3867 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

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