Doctor profile · Federal record

Dr. Karen Ganzevoort, Rncnp

Women's Health Nurse Practitioner (CMS: Nurse Practitioner) · Grand Rapids, MI

  • NPI 1609953967
  • Accepts Medicare
  • 12 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
25 Michigan St Ne Ste 6200
Grand Rapids, MI 495032577
(616) 391-3304
Mailing address
100 Michigan St Ne # Mc845
Grand Rapids, MI 495032560

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
February 2, 2024
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
363LW0102X — NUCC code
State license (1)
Michigan #4704216428

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609953967. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$99
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Astellas Pharma US INC 1 $84.80
Medtronic, INC. 1 $14.03

By nature of payment

Food and Beverage
$99

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Karen Ganzevoort's medical specialty?
Dr. Karen Ganzevoort practices Women's Health Nurse Practitioner in Grand Rapids, MI.
Where does Dr. Karen Ganzevoort practice?
Dr. Karen Ganzevoort practices at 25 Michigan St Ne Ste 6200, Grand Rapids, MI 495032577. Office phone: 6163913304.
What is Dr. Karen Ganzevoort's NPI?
Dr. Karen Ganzevoort's National Provider Identifier (NPI) is 1609953967, issued by NPPES.
Does Dr. Karen Ganzevoort accept Medicare assignment?
Yes. Dr. Karen Ganzevoort accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.