Katherine Colleen Walker, NP
Acute Care Nurse Practitioner · Troy, MI
Katherine Colleen Walker, NP is an acute care nurse practitioner with a practice address in Troy, Michigan, and NPI 1063136547, issued on Sep 28, 2022. Check the license (Michigan 4704313034, as entered in NPPES) with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katherine Colleen Walker
- Credential
- NP
- Primary taxonomy
- Acute Care Nurse Practitioner 363LA2100X
- License numbers
- 4704313034 MI
2022026599 MI
Self-reported in NPPES; status is on the state search - Practice location
- 500 Kirts Blvd Ste 100, Troy, MI 48084
- Phone
- (248) 824-6000
- Enumerated
- Sep 28, 2022
- Record last updated
- Feb 18, 2026
- Medicare enrollment
- Enrolled (PECOS I20250326003368); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest acute care nurse practitioner records → All 865 in Michigan → Look up another NPI →
Also registered at 500 Kirts Blvd Ste 100
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Akunna AguwaFamily Nurse Practitioner1225734296
- Michelle Betts, NPFamily Nurse Practitioner1144809542
- Carla Curtis, FNPFamily Nurse Practitioner1700525771
- Alexander Cusmano, MDInternal Medicine Physician1164757514
- Nik Gjurashaj, M.D.Family Medicine Physician1366705949
- Debra GleasonFamily Nurse Practitioner1699307165
Verify Katherine Colleen Walker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this profession
Search for license 4704313034Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
94% fewer Medicare Part D claims than the average acute care nurse practitioner in 2024
33 Medicare Part D claims for 22 beneficiaries, against an average of 594 among the 13,133 providers of this specialty who prescribed in Part D.
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Bills Medicare through one group practice
- Vpa PCTroy, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Katherine Colleen Walker among 865 acute care nurse practitioner records in Michigan
Katherine Colleen Walker, NP is one of 865 acute care nurse practitioner records with a practice address in Michigan. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2022, is newer than 75% of them.
- NPI issued2022 · 75% of these records are older, 18% newer
- In a Medicare fileYes · 83% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2021 · median 2019 among the 597 with a school on file
- Record last updated2026 · 43% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LA2100X and a Michigan practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Acute Care Nurse Practitioner providers in Michigan
There are 865 acute care nurse practitioner records in Michigan.
All 865 in Michigan → Every provider in Troy → Acute Care Nurse Practitioner nationwide →
The 8 acute care nurse practitioner records with the nearest ZIP codes
- Jessica Swagner, NPTroy, MI 480841831853647
- Amy Allor, NURSE PRACTITIONERTroy, MI 480831598180556
- Peter CunananTroy, MI 480851669198131
- Bogdan Deaconu, NPTroy, MI 480851932817558
- Rochelle Farkas-Geldhof, ACNP-BCTroy, MI 480851164815783
- Aimee Juncaj, DNPTroy, MI 480831174125199
- Ashley Malinowski, AGACNP-BCTroy, MI 480851851172332
- Brian Matyniak, ACNP-BCTroy, MI 480851437407293
Common questions
What is Katherine Colleen Walker, NP's NPI number?
Katherine Colleen Walker, NP's National Provider Identifier (NPI) is 1063136547, issued on Sep 28, 2022. An NPI identifies a provider in billing; it is not a license.
Where is Katherine Colleen Walker, NP located?
The NPPES record lists a practice address at 500 Kirts Blvd Ste 100, Troy, MI, 48084. Phone: (248) 824-6000. Providers update this record themselves, so call before visiting.
How can I verify Katherine Colleen Walker, NP's license?
NPPES lists Michigan license number 4704313034, as entered by the provider. Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Katherine Colleen Walker, NP prescribe under Medicare Part D?
In 2024, Katherine Colleen Walker, NP had 33 Medicare Part D claims for 22 beneficiaries; the average among acute care nurse practitioner prescribers was 594. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.