Shannon Messerges, NP-C
Family Nurse Practitioner · Naperville, IL
Shannon Messerges, NP-C is a family nurse practitioner with a practice address in Naperville, Illinois, and NPI 1528430725, issued on Oct 27, 2015. Check the license (Illinois 209013438, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Shannon Messerges
- Credential
- NP-C
- Primary taxonomy
- Family Nurse Practitioner 363LF0000X
- License number
- 209013438 IL
Self-reported in NPPES; status is on the state search - Practice location
- 640 S Washington St Ste 180, Naperville, IL 60540
- Phone
- (815) 942-6323
- Enumerated
- Oct 27, 2015
- Record last updated
- May 24, 2023
- Fax
- (815) 942-6363
- Medicare enrollment
- Enrolled (PECOS I20260323002334); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest family nurse practitioner records → All 7,639 in Illinois → Look up another NPI →
Also registered at 640 S Washington St Ste 180
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Charlene Sanuade, LCSWClinical Social Worker1639540339
Verify Shannon Messerges in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209013438Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
35% fewer Medicare Part D claims than the average family nurse practitioner in 2024
854 Medicare Part D claims for 165 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 7% of claims.
Most prescribed
- Buspirone Hcl62 claims
- Gabapentin60 claims
- Alprazolam49 claims
- Bupropion Xl42 claims
- Quetiapine Fumarate39 claims
- Sertraline Hcl37 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: $1,645.11
38 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Pharmaceuticals, Inc. The 99,489 providers of this specialty with any payment received $650.95 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.
Bills Medicare through 2 group practices
- Dupage Medical Group LtdWinfield, IL
- Mercy HospitalPortland, ME
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Shannon Messerges among 7,639 family nurse practitioner records in Illinois
Shannon Messerges, NP-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 2015, is newer than 24% of them.
- NPI issued2015 · 24% of these records are older, 70% newer
- In a Medicare fileYes · 78% of these records are
- In the CMS Doctors and Clinicians fileYes · 63% of these records are
- Graduated2023 · median 2018 among the 4,778 with a school on file
- Record last updated2023 · 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).
100 family nurse practitioner records list a practice address in Naperville
They are 100 of the 4,634 NPPES records with a practice address in Naperville, and 7,639 family nurse practitioner records in Illinois.
All 7,639 in Illinois → Every provider in Naperville → Family Nurse Practitioner nationwide →
The 8 family nurse practitioner records with the nearest ZIP codes
- Megan Biederman, NPNaperville, IL 605401316276538
- Michael Coffel, FNP-BCNaperville, IL 605401275795866
- Jessica Harnish, NPNaperville, IL 605401427453539
- Jennifer Hemmelgarn, CNPNaperville, IL 605401720394208
- Alison Lennhardt, FNP-CNaperville, IL 605401366866501
- Cheryl Lorenzin, NPNaperville, IL 605401417226986
- Abigail Murphy, APNNaperville, IL 605401164812988
- Jeanne Ondyak, CNPNaperville, IL 605401346202165
Common questions
What is Shannon Messerges, NP-C's NPI number?
Shannon Messerges, NP-C's National Provider Identifier (NPI) is 1528430725, issued on Oct 27, 2015. An NPI identifies a provider in billing; it is not a license.
Where is Shannon Messerges, NP-C located?
The NPPES record lists a practice address at 640 S Washington St Ste 180, Naperville, IL, 60540. Phone: (815) 942-6323. Providers update this record themselves, so call before visiting.
How can I verify Shannon Messerges, NP-C's license?
NPPES lists Illinois license number 209013438, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Shannon Messerges, NP-C prescribe under Medicare Part D?
In 2024, Shannon Messerges, NP-C had 854 Medicare Part D claims for 165 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.