Katelyn N. Sinclair, FNP-C
Family Nurse Practitioner · Jerseyville, IL
Katelyn N. Sinclair, FNP-C is a family nurse practitioner with a practice address in Jerseyville, Illinois, and NPI 1508228818, issued on Mar 25, 2016. Check the license (Illinois 209014112, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Katelyn N. Sinclair
- Credential
- FNP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 209014112 IL
Self-reported in NPPES; status is on the state search - Practice location
- 903 S State St, Jerseyville, IL 62052
- Phone
- (618) 639-9255
- Enumerated
- Mar 25, 2016
- Record last updated
- Nov 13, 2024
- Fax
- (618) 639-8100
- Medicare enrollment
- Enrolled (PECOS I20160427000666); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 903 S State St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- James Briggs, DCChiropractor1386604643
- Lindsey Buckles, PAPhysician Assistant1508258393
- Ronald Mueller, D.C.Chiropractor1619939253
- Katelyn Phillips, DNPFamily Nurse Practitioner1891441515
Verify Katelyn N. Sinclair in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209014112Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
40% fewer Medicare Part D claims than the average family nurse practitioner in 2024
780 Medicare Part D claims for 476 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin-Clavulanate Potass82 claims
- Azithromycin59 claims
- Nitrofurantoin Mono-Macro58 claims
- Amoxicillin48 claims
- Methylprednisolone42 claims
- Doxycycline Hyclate40 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.
One hospital affiliation
- Jersey Community HospitalJerseyville, IL · Acute Care 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.
Katelyn N. Sinclair among 7,639 family nurse practitioner records in Illinois
Katelyn N. Sinclair, FNP-C is one of 7,639 family nurse practitioner records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 30% of them.
- NPI issued2016 · 30% of these records are older, 63% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2015 · median 2018 among the 4,778 with a school on file
- Record last updated2024 · 39% 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 Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
8 family nurse practitioner records list a practice address in Jerseyville
They are 8 of the 219 NPPES records with a practice address in Jerseyville, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Jerseyville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Kristin Elmore, FNP-BCJerseyville, IL 620521245613058
- Alexandra Evans, FNP-BCJerseyville, IL 620521134719537
- Erinn Hileman, APNJerseyville, IL 620521659939049
- Melissa Kulp, MS, FNP-BCJerseyville, IL 620521003232489
- Olivia Nairn, APRN, FNP-BCJerseyville, IL 620521508680448
- Katelyn Phillips, DNPJerseyville, IL 620521891441515
- Amber Wright, FNP-BCJerseyville, IL 620521174702021
- Corey Lipe, FNP-BCHillsboro, IL 620491447643341
Common questions
What is Katelyn N. Sinclair, FNP-C's NPI number?
Katelyn N. Sinclair, FNP-C's National Provider Identifier (NPI) is 1508228818, issued on Mar 25, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Katelyn N. Sinclair, FNP-C located?
The NPPES record lists a practice address at 903 S State St, Jerseyville, IL, 62052. Phone: (618) 639-9255. Providers update this record themselves, so call before visiting.
How can I verify Katelyn N. Sinclair, FNP-C's license?
NPPES lists Illinois license number 209014112, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Katelyn N. Sinclair, FNP-C prescribe under Medicare Part D?
In 2024, Katelyn N. Sinclair, FNP-C had 780 Medicare Part D claims for 476 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.