Amy L. Mayernik, MSN FNP-C
Family Nurse Practitioner · Warsaw, IN
Amy L. Mayernik, MSN FNP-C is a family nurse practitioner with a practice address in Warsaw, Indiana, and NPI 1255770749, issued on Jun 18, 2013. Check the license (Indiana 71004465A, as entered in NPPES) with the Indiana board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Amy L. Mayernik
- Credential
- MSN FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 71004465A IN
Self-reported in NPPES; status is on the state search - Practice location
- 100 N Detroit St, Warsaw, IN 46580
- Phone
- (574) 267-6208
- Enumerated
- Jun 18, 2013
- Record last updated
- May 7, 2026
- Medicare enrollment
- Enrolled (PECOS I20130920000695); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 5,867 in Indiana → Look up another NPI →
Also registered at 100 N Detroit St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Daniel Bartoli, PHARMDPharmacist1245836089
- Angela ChowPharmacist1649866054
- Sydney Miller, RPHPharmacist1033949029
Verify Amy L. Mayernik in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Indiana board licenses this profession
Search for license 71004465ACheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
86% fewer Medicare Part D claims than the average family nurse practitioner in 2024
177 Medicare Part D claims for 20 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 20% of claims.
Most prescribed
- Levothyroxine Sodium42 claims
- Potassium Chloride28 claims
- Eliquis22 claims
- Amlodipine Besylate14 claims
- Omeprazole14 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 2 group practices
- IN Post Acute Specialists PCPlainfield, IN
- Post Acute Specialists LLCMeriden, CT
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Amy L. Mayernik among 5,867 family nurse practitioner records in Indiana
Amy L. Mayernik, MSN FNP-C is one of 5,867 family nurse practitioner records with a practice address in Indiana. 82% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2013, is newer than 22% of them.
- NPI issued2013 · 22% of these records are older, 75% newer
- In a Medicare fileYes · 82% of these records are
- In the CMS Doctors and Clinicians fileYes · 67% of these records are
- Graduated2013 · median 2018 among the 3,953 with a school on file
- Record last updated2026 · 33% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Indiana practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
28 family nurse practitioner records list a practice address in Warsaw
They are 28 of the 607 NPPES records with a practice address in Warsaw, and 5,867 family nurse practitioner records in Indiana.
All 5,867 in Indiana → Every provider in Warsaw → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Anita Alcorn, FNPWarsaw, IN 465801154365880
- Kay Church, FNPWarsaw, IN 465801699972976
- Lana Evans, NP-CWarsaw, IN 465801356770267
- Megan FisherWarsaw, IN 465801295109106
- Jena Gould, NPWarsaw, IN 465801952534943
- Julie Harstine, FNPWarsaw, IN 465801689618316
- Audrey Hice, NPWarsaw, IN 465801710437520
- Rachel Jones, FNPWarsaw, IN 465801023361276
Common questions
What is Amy L. Mayernik, MSN FNP-C's NPI number?
Amy L. Mayernik, MSN FNP-C's National Provider Identifier (NPI) is 1255770749, issued on Jun 18, 2013. An NPI identifies a provider in billing; it is not a license.
Where is Amy L. Mayernik, MSN FNP-C located?
The NPPES record lists a practice address at 100 N Detroit St, Warsaw, IN, 46580. Phone: (574) 267-6208. Providers update this record themselves, so call before visiting.
How can I verify Amy L. Mayernik, MSN FNP-C's license?
NPPES lists Indiana license number 71004465A, as entered by the provider. Search the Indiana board that licenses this profession; the NPPES record confirms identity only.
How much does Amy L. Mayernik, MSN FNP-C prescribe under Medicare Part D?
In 2024, Amy L. Mayernik, MSN FNP-C had 177 Medicare Part D claims for 20 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.