What is Katherine Defouw's specialty?

Katherine Defouw (NPI 1467869859) is a Medicare-billing provider whose primary specialty is Nurse Practitioner in Grand Rapids, MI.

Where does Katherine Defouw practice?

Katherine Defouw practices in Grand Rapids, MI, based on the location reported in the CMS Medicare provider datasets for NPI 1467869859.

How much does Medicare pay Katherine Defouw?

Katherine Defouw (NPI 1467869859) received approximately $13K in total Medicare Part B payments, serving 130 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1467869859

Katherine Defouw

Nurse PractitionerGrand Rapids, MII

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

140

Unique beneficiaries

—

Total services

169

Distinct HCPCS

Medicare payment

$12K

Peer benchmark

Total Medicare services vs. 5,391 Nurse Practitioner providers in MI — below median (cohort median 188).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$909

Distinct drugs

Brand share

0.0%

Top prescribed drugs

Doxycycline Hyclate22 claims

Amoxicillin13 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Katherine Defouw's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 64 inbound referrers · 80 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Amanda Kelly Physician Assistant · Ada, MI	50	122
Christopher Buchach Diagnostic Radiology · Grand Rapids, MI	44	88
TENEYCK, CAROL	40	91
QUICK, JOHN	39	74
BOSANKO, CAROL MAE	39	67
PETERSON, NEIL	38	87
Jorgelina De Sanctis Infectious Disease · Grand Rapids, MI	38	135
Joann Baar Nurse Practitioner · Grand Rapids, MI	37	88
Craig Moore Diagnostic Radiology · Grand Rapids, MI	34	72
Andrew Shin Diagnostic Radiology · Grand Rapids, MI	33	64
VELDKAMP, JAMES	29	57
Leena Mammen Diagnostic Radiology · Fayetteville, NC	28	43

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SPECTRUM HEALTH HOSPITALS	100	279
REGENTS OF THE UNIVERSITY OF MICHIGAN	53	96
Amanda Kelly Physician Assistant · Ada, MI	51	105
Life Ems Inc Ambulance Service Provider · Grand Rapids, MI	50	93
TENEYCK, CAROL	50	117
Briana Ophoff Physician Assistant · Grand Rapids, MI	41	93
Joann Baar Nurse Practitioner · Grand Rapids, MI	37	76
Liam Sullivan Infectious Disease · Grand Rapids, MI	34	116
THORNBURG, BARBARA	33	63
VANDERKOLK, HENRY	30	52
Brian Petroelje Infectious Disease · Grand Rapids, MI	29	67
Russell Lampen Infectious Disease · Grand Rapids, MI	27	130

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events