Kay Lynn Kosters, PA-C
Medical Physician Assistant · Le Mars, IA
Kay Lynn Kosters, PA-C is a medical physician assistant with a practice address in Le Mars, Iowa, and NPI 1174519193, issued on Sep 26, 2005. Check the license (Iowa 000967, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Kay Lynn Kosters
- Credential
- PA-C
- Primary taxonomy
- Medical Physician Assistant 363AM0700X
- License number
- 000967 IA
Self-reported in NPPES; status is on the state search - Practice location
- 714 Lincoln St NE, Le Mars, IA 51031
- Phone
- (712) 546-3650
- Enumerated
- Sep 26, 2005
- Record last updated
- Aug 24, 2016 (not updated in 10 years: call before relying on the address or phone)
- Fax
- (712) 546-3654
- Medicare enrollment
- Enrolled (PECOS I20051028001022); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest medical physician assistant records → All 235 in Iowa → Look up another NPI →
Also registered at 714 Lincoln St NE
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Trevor Bertsch, PHARMD, MBAPharmacist1316428667
- Cheryl Cronin, PA-CMedical Physician Assistant1851387815
- Andrew Geha, D.O.Family Medicine Physician1427379627
- Connie Hanson, SPSpeech-Language Pathologist1184786691
- Sheila Holcomb, M.D.Family Medicine Physician1043206089
- Sarah Hunt, RN, APRN-BCNurse Practitioner1366895013
Verify Kay Lynn Kosters in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Iowa board licenses this profession
Search for license 000967Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
3.5 times the Medicare Part D claims of the average medical physician assistant in 2024
4,054 Medicare Part D claims for 320 beneficiaries, against an average of 1,148 among the 23,801 providers of this specialty who prescribed in Part D. 74 claims were for opioids.
Most prescribed
- Levothyroxine Sodium404 claims
- Atorvastatin Calcium230 claims
- Mounjaro134 claims
- Omeprazole120 claims
- Losartan Potassium111 claims
- Amlodipine Besylate107 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.
Industry payments in 2024: $30.54
2 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 16,165 providers of this specialty with any payment received $1,055.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
One hospital affiliation
- Floyd Valley HealthcareLe Mars, IA · Critical Access Hospitals3 of 5 stars
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through); hospitals matched to CMS Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Kay Lynn Kosters among 235 medical physician assistant records in Iowa
Kay Lynn Kosters, PA-C is one of 235 medical physician assistant records with a practice address in Iowa. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 84% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileYes · 61% of these records are
- Graduated1995 · median 2012 among the 144 with a school on file
- Record last updated2016 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363AM0700X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
2 medical physician assistant records list a practice address in Le Mars
They are 2 of the 192 NPPES records with a practice address in Le Mars, and 235 medical physician assistant records in Iowa.
All 235 in Iowa → Every provider in Le Mars → Medical Physician Assistant nationwide →
The 8 medical physician assistant records with the nearest ZIP codes
- Cheryl Cronin, PA-CLe Mars, IA 510311851387815
- Amanda Lander, PAMapleton, IA 510341548223902
- Hanna Cummins, PAHawarden, IA 510231356229975
- Kevin Kollbaum, PAOnawa, IA 510401154358885
- Lori Anderson, PAOrange City, IA 510411083932834
- Donald Smutzer, PA-CCorrectionville, IA 510161578516514
- James Rusch, PAAnthon, IA 510041396783403
- Paul Niles, PA-CAkron, IA 510011932384971
Common questions
What is Kay Lynn Kosters, PA-C's NPI number?
Kay Lynn Kosters, PA-C's National Provider Identifier (NPI) is 1174519193, issued on Sep 26, 2005. An NPI identifies a provider in billing; it is not a license.
Where is Kay Lynn Kosters, PA-C located?
The NPPES record lists a practice address at 714 Lincoln St NE, Le Mars, IA, 51031. Phone: (712) 546-3650. Providers update this record themselves, so call before visiting.
How can I verify Kay Lynn Kosters, PA-C's license?
NPPES lists Iowa license number 000967, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.
How much does Kay Lynn Kosters, PA-C prescribe under Medicare Part D?
In 2024, Kay Lynn Kosters, PA-C had 4,054 Medicare Part D claims for 320 beneficiaries; the average among medical physician assistant prescribers was 1,148. 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.