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

Stephen M Ansell, MD

Individual provider Hematology (Internal Medicine) Physician · NPI 1558335935

Stephen M Ansell, MD is a Hematology in Rochester, Minnesota. Qualified in 1986, 40 years ago. Practices with Mayo Clinic, a 4,796-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Minnesota.

Years since qualifying
40
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

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 (Internal Medicine) Physician (primary) Taxonomy 207RH0000X · Licence 38954 (MN)

Record details

NPI number1558335935
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 14, 2006
Last updated in NPPESAugust 11, 2020
Certification dateAugust 11, 2020
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
Medical schoolOTHER
Graduated 1986 (40 years in practice)
Group practice Mayo Clinic — 4796 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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