Ashley Koski, FNP-C
Family Nurse Practitioner · Ironwood, MI
Ashley Koski, FNP-C is a family nurse practitioner with a practice address in Ironwood, Michigan, and NPI 1205590759, issued on Oct 29, 2021. Check the license with the Michigan board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ashley Koski
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 11470-33 WI
Self-reported in NPPES; status is on the state search - Practice location
- N10565 Grandview LN, Ironwood, MI 49938
- Phone
- (906) 932-1500
- Enumerated
- Oct 29, 2021
- Record last updated
- Feb 26, 2025
- Medicare enrollment
- Enrolled (PECOS I20231115002972); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at N10565 Grandview LN
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Meredith Caudill, FNP-CNurse Practitioner1609461789
- Jannel Fink, PTPhysical Therapist1386133486
- Louis James, MDUrology Physician1265414072
- Kathleen Kirchner, NPFamily Nurse Practitioner1558343947
- Tina Marshall, NPNurse Practitioner1578897666
- Gayle Maslakow, FNP-C, CDEFamily Nurse Practitioner1275031015
Verify Ashley Koski in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Michigan board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
88% fewer Medicare Part D claims than the average family nurse practitioner in 2024
163 Medicare Part D claims for 118 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 113 claims were for opioids.
Most prescribed
- Hydrocodone-Acetaminophen78 claims
- Oxycodone-Acetaminophen24 claims
- Cephalexin13 claims
- Cyclobenzaprine Hcl12 claims
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
- Aspirus Ironwood Hospital And Clinics IncIronwood, MI
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
7 family nurse practitioner records list a practice address in Ironwood
They are 7 of the 103 NPPES records with a practice address in Ironwood, and 5,356 family nurse practitioner records in Michigan.
All 7 in Ironwood → All 5,356 in Michigan → Every provider in Ironwood →
Other family nurse practitioner records in Michigan
- Uaye Abai, BSC, BSN, RN, FNPWest Bloomfield, MI1457460222
- Leila Abbas, NPInkster, MI1356857056
- Norma AbbottCaro, MI1700321346
- Bianca Abboud, FNPSaginaw, MI1588437404
- Fatima Abdallah, FNP-BCDearborn, MI1831783695
- Fatmeh Abdallah, FNPDearborn, MI1700678745
- Houda AbdallahOak Park, MI1811524655
- Zienab Abdallah, FNPDearborn, MI1417718065
- Samir Abdel-HakCanton, MI1194541094
- Deya Abdelbaki, NPBelleville, MI1427582311
Common questions
What is Ashley Koski, FNP-C's NPI number?
Ashley Koski, FNP-C's National Provider Identifier (NPI) is 1205590759, issued on Oct 29, 2021. An NPI identifies a provider in billing; it is not a license.
Where is Ashley Koski, FNP-C located?
The NPPES record lists a practice address at N10565 Grandview LN, Ironwood, MI, 49938. Phone: (906) 932-1500. Providers update this record themselves, so call before visiting.
How can I verify Ashley Koski, FNP-C's license?
Search the Michigan board that licenses this profession; the NPPES record confirms identity only.
How much does Ashley Koski, FNP-C prescribe under Medicare Part D?
In 2024, Ashley Koski, FNP-C had 163 Medicare Part D claims for 118 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.