Christine N. Pontarelli, APRN, CNP
Nurse Practitioner · Warrenville, IL
Christine N. Pontarelli, APRN, CNP is a nurse practitioner with a practice address in Warrenville, Illinois, and NPI 1508401175, issued on Nov 7, 2019. Check the license (Illinois 209019570, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Christine N. Pontarelli
- Credential
- APRN, CNP
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License number
- 209019570 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4405 Weaver Pkwy, Warrenville, IL 60555
- Phone
- (630) 352-5450
- Enumerated
- Nov 7, 2019
- Record last updated
- Jul 31, 2023
- Fax
- (630) 352-5499
- Medicare enrollment
- Enrolled (PECOS I20200320002486); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 4405 Weaver Pkwy
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Christine N. Pontarelli in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209019570Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
16% fewer Medicare Part D claims than the average nurse practitioner in 2024
929 Medicare Part D claims for 322 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 26% of claims. 16 claims were for opioids.
Most prescribed
- Raloxifene Hcl77 claims
- Tamoxifen Citrate77 claims
- Anastrozole76 claims
- Eliquis67 claims
- Letrozole60 claims
- Warfarin Sodium49 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: $89.27
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 38,884 providers of this specialty with any payment received $791.64 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 one group practice
- Northwestern Medical Faculty FoundationWarrenville, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Christine N. Pontarelli among 4,892 nurse practitioner records in Illinois
Christine N. Pontarelli, APRN, CNP is one of 4,892 nurse practitioner records with a practice address in Illinois. 81% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2019, is newer than 54% of them.
- NPI issued2019 · 54% of these records are older, 39% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2018 · median 2018 among the 3,389 with a school on file
- Record last updated2023 · 36% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
22 nurse practitioner records list a practice address in Warrenville
They are 22 of the 517 NPPES records with a practice address in Warrenville, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in Warrenville → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Madeline BiceWarrenville, IL 605551982189221
- Tonia Cabai, NP-CWarrenville, IL 605551245684018
- Marjorie Delaney, NPWarrenville, IL 605551649354069
- Brittany GraftWarrenville, IL 605551205373461
- Angela Gryzbek, M.S.N.Warrenville, IL 605551144616327
- Sherry Henricks, APN-CNPWarrenville, IL 605551841422623
- Sarah Knobbe, FNP-BCWarrenville, IL 605551578032546
- Mary Kay Larson, APNWarrenville, IL 605551124293691
Common questions
What is Christine N. Pontarelli, APRN, CNP's NPI number?
Christine N. Pontarelli, APRN, CNP's National Provider Identifier (NPI) is 1508401175, issued on Nov 7, 2019. An NPI identifies a provider in billing; it is not a license.
Where is Christine N. Pontarelli, APRN, CNP located?
The NPPES record lists a practice address at 4405 Weaver Pkwy, Warrenville, IL, 60555. Phone: (630) 352-5450. Providers update this record themselves, so call before visiting.
How can I verify Christine N. Pontarelli, APRN, CNP's license?
NPPES lists Illinois license number 209019570, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Christine N. Pontarelli, APRN, CNP prescribe under Medicare Part D?
In 2024, Christine N. Pontarelli, APRN, CNP had 929 Medicare Part D claims for 322 beneficiaries; the average among nurse practitioner prescribers was 1,109. 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.