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

Steven Tessier, MD

Individual provider Internal Medicine Physician · NPI 1508552258

Steven Tessier, MD is a Hematology/Oncology in Rochester, Minnesota. Graduated from Temple University School of Medicine in 2023, 3 years ago. Practices with Mayo Clinic, a 4,796-clinician group and accepts Medicare assignment. Licensed in Minnesota.

Years since qualifying
3
Trained at
Temple University School of Medicine
Licensed in
MN
In the registry since
2023
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

200 1st St SW
Rochester, MN 55905-0001
Phone: (507) 284-2511
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hematology & Oncology Physician (primary) Taxonomy 207RH0003X · Licence 77633 (MN)
Internal Medicine Physician Taxonomy 207R00000X · Licence 77633 (MN)

Record details

NPI number1508552258
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 14, 2023
Last updated in NPPESJune 16, 2026
Certification dateJune 16, 2026
Mailing address200 1st St Sw, Rochester, MN 55905-0001

Medicare enrollment

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

Medicare specialtyHEMATOLOGY/ONCOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolTEMPLE UNIVERSITY SCHOOL OF MEDICINE
Graduated 2023 (3 years in practice)
Group practice Mayo Clinic — 4796 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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