STEPHANIE F WILLIAMS MD
NPI 1003805409
Internal Medicine - Medical Oncology in Grand Rapids, MI

Active since October 18, 2005
145 MICHIGAN ST NE, SUITE 5200, GRAND RAPIDS, MI 49503(616) 486-5933(616) 486-6489 Get Directions Write a Review

NPPES record last updated: February 22, 2021. Verified against the NPPES registry weekly; last sync: July 26, 2026.

About Stephanie F Williams Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

STEPHANIE F WILLIAMS MD (NPI 1003805409) is an individual medical oncology provider in Grand Rapids, Michigan, licensed in Illinois (036 067154) and active in the NPI registry since October 2005.

NPPES Registry Identity

NPI1003805409
Entity TypeIndividualFemale
Primary Taxonomy207RX0202X
Provider Legal NameSTEPHANIE F WILLIAMSCredential: MD
Location Address145 MICHIGAN ST NE, SUITE 5200Grand Rapids, MI 49503-2562
Mailing Address100 Michigan St Ne, Mc 845Grand Rapids, MI 49503-2560
Fax(616) 486-6489
Sole ProprietorNo
Enumeration DateOctober 18, 2005
Last NPPES UpdateFebruary 22, 2021
NPPES CertifiedFebruary 22, 2021
NPI 1003805409 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License Licensed in IL · 036 067154
Definition

An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.

145 MICHIGAN ST NE, Grand Rapids, MI 49503

Other Identifiers 2

Medicaid1003805409MI
Medicaid036 067154IL

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

Otolaryngology
145 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Nurse Practitioner (Women's Health)
145 MICHIGAN ST NE, SUITE 6300
GRAND RAPIDS, MI 49503
Pharmacist
145 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Genetic Counselor, MS
145 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Registered Nurse (Oncology)
145 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Obstetrics & Gynecology (Gynecologic Oncology)
145 MICHIGAN ST NE, SUITE 6300
GRAND RAPIDS, MI 49503
Nurse Practitioner (Women's Health)
145 MICHIGAN ST NE
GRAND RAPIDS, MI 49503
Physician Assistant
145 MICHIGAN ST NE, SUITE 3100
GRAND RAPIDS, MI 49503

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Stephanie Williams's NPI number?

The NPI number for Stephanie Williams is 1003805409. It was assigned to this individual provider in the NPPES registry on October 18, 2005.

Where is Stephanie Williams located?

Stephanie Williams practices at 145 Michigan St NE Suite 5200, Grand Rapids, MI 49503. The listed phone number is (616) 486-5933.

What is Stephanie Williams's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

When was this NPI record last updated?

The NPPES record for Stephanie Williams was last updated on February 22, 2021. NPI Profile syncs with the weekly NPPES data releases published by CMS.