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

Individual provider Hematology & Oncology Physician · NPI 1265446074

Dr. Stephen Karnes Janney, MD is a Hematology & Oncology Physician in St. Louis, Missouri. Licensed in Missouri. Registered with an NPI since 2006.

Licensed in
MO
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

6400 Clayton Rd Ste 302
St. Louis, MO 63117
Phone: (314) 645-3432
Fax: (314) 645-3191
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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 R8D25 (MO)

Record details

NPI number1265446074
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 28, 2006
Last updated in NPPESJanuary 30, 2013

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