Katherine Olga Defouw
- Medicare patients, 2024
- 130
- Part D claims, 2024
- 104
- Hospital affiliations
- 4
- Medical groups
- 2
- State license
- 1
- Practice address
- 100 Michigan St NE, Grand Rapids, MI 49503
- Practice phone
- Call (616) 391-1774
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Katherine Defouw's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Katherine Olga Defouw is a nurse practitioner in Grand Rapids, Michigan
Katherine Defouw practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health.
Katherine Defouw's NPI, 1467869859, was assigned on July 17, 2014. Katherine Defouw holds Michigan license 4704251605.
- NPI
- 1467869859NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1759508021
- NPI enumeration date
- July 17, 2014
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (616) 391-1774
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Katherine Olga Defouw practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan
Katherine Defouw's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth, at 100 Michigan St NE, Grand Rapids, MI 49503 in Kent County. The practice phone is (616) 391-1774.
- Corewell Health Grand Rapids Hospitals - Butterworth100 Michigan St NE, Grand Rapids, MI 49503 · Kent CountyPhone(616) 391-1774
Source: Dmand AI Affiliation Data
Katherine Olga Defouw is affiliated with 6 sites of care and 2 medical groups
Katherine Defouw's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Katherine Defouw is also affiliated with Corewell Health Pennock Hospital. The medical group on file is Corewell Health Medical Group West. Dmand AI also links Katherine Defouw to 2 more hospitals, 2 group practices and clinics and 1 medical group, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Katherine Olga Defouw's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katherine Defouw practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Corewell Health Grand Rapids Hospitals - Butterworth | Available with a free account |
| +5 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Corewell Health and 6.2K+ hospitals, with verified contacts in the same login.
Katherine Olga Defouw is one of 2,742 nurse practitioners in Michigan
Nurse practitioner is Katherine Defouw's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Katherine Defouw is licensed in Michigan.
Specialties and state licenses
- Nurse practitioner, MichiganPrimary
Nurse practitioners near Katherine Defouw
Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Katherine Olga Defouw treated 130 Medicare patients in 2024, average age 71
CMS counts 130 Medicare patients who saw Katherine Defouw in 2024. The largest group is 65 to 74, with 45 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 38% are also on Medicaid. Their average risk score is 2.78, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Katherine Defouw's median patient age at 66, with 42% women.
Katherine Defouw's Medicare patients by age, 2024
Katherine Defouw's Medicare patients by sex, 2024
- Women5945%
- Men7155%
Chronic conditions among Katherine Defouw's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis57%
- Chronic kidney disease52%
- Heart failure52%
- Mood disorders52%
- Diabetes50%
- Ischemic heart disease50%
Share of Medicare patients with each condition. A patient can have several.
Katherine Defouw's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 66
Patient panel by sex, all payers
- Women42%
- Men58%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Katherine Olga Defouw wrote 104 Medicare Part D claims in 2024
In 2024, Katherine Defouw wrote 104 Medicare Part D claims for 33 patients. 93% of them were for generic drugs.
Katherine Defouw's Part D claims by kind of drug, 2024
- Generic97 claims93%
- Brand-name and other7 claims7%
Drug classes CMS tracks in Katherine Defouw's Part D claims, 2024
- Antibiotics81%84 of 104 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
How Katherine Olga Defouw takes part in Medicare
Katherine Defouw accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Sources for Katherine Olga Defouw's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Katherine Olga Defouw
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katherine Olga Defouw's NPI number?
Katherine Olga Defouw's NPI number is 1467869859. It was assigned on July 17, 2014, and it is active in the NPI Registry.
What does Katherine Olga Defouw specialize in?
Katherine Olga Defouw is a nurse practitioner in Grand Rapids, Michigan. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Katherine Olga Defouw practice?
Katherine Defouw practices at 100 Michigan St NE, Grand Rapids, MI 49503. Katherine Defouw's primary practice is Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan, part of Corewell Health. Dmand AI also links Katherine Defouw to 2 hospitals, 2 group practices and clinics and 1 medical group.
What is Katherine Olga Defouw's office phone number?
The practice phone on file for Katherine Defouw is (616) 391-1774.
What is Katherine Olga Defouw's medical license number?
Katherine Defouw holds Michigan license 4704251605.
Which hospitals is Katherine Olga Defouw affiliated with?
Katherine Defouw practices at Corewell Health Grand Rapids Hospitals - Butterworth in Grand Rapids, Michigan. Katherine Defouw is also affiliated with Corewell Health Pennock Hospital. Dmand AI links Katherine Defouw to 2 more hospitals.
What medical group is Katherine Olga Defouw part of?
Katherine Defouw is linked to Corewell Health Medical Group West. Dmand AI links Katherine Defouw to 1 more medical group.
Does Katherine Olga Defouw accept Medicare?
Yes. CMS lists Katherine Defouw as accepting Medicare assignment.
How many Medicare patients does Katherine Olga Defouw see?
CMS counts 130 Medicare patients who saw Katherine Defouw in 2024, with an average age of 71.
How long has Katherine Olga Defouw been practicing?
Katherine Defouw graduated from medical school in 2014, 12 years ago.
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