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

Stephanie F Williams, MD

Individual provider Medical Oncology Physician · NPI 1003805409

Stephanie F Williams, MD is a Medical Oncology Physician in Grand Rapids, Michigan. Licensed in Illinois. Registered with an NPI since 2005.

Licensed in
IL
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

145 Michigan St NE Ste 5200
Grand Rapids, MI 49503-2562
Phone: (616) 486-5933
Fax: (616) 486-6489
Show map & directions

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

Specialties & licences

Medical Oncology Physician (primary) Taxonomy 207RX0202X · Licence 036 067154 (IL)

Record details

NPI number1003805409
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 18, 2005
Last updated in NPPESFebruary 22, 2021
Certification dateFebruary 22, 2021

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