Mary Joyce L. Ventocilla, MSN, FNP-BC
Nurse Practitioner · McHenry, IL
Mary Joyce L. Ventocilla, MSN, FNP-BC is a nurse practitioner with a practice address in McHenry, Illinois, and NPI 1649783143, issued on Nov 7, 2017. Check the license (Illinois 209016350, as entered in NPPES) with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Mary Joyce L. Ventocilla
- Credential
- MSN, FNP-BC
- Primary taxonomy
- Nurse Practitioner 363L00000X
- License numbers
- 209016350 IL
209.016350 IL
Self-reported in NPPES; status is on the state search - Practice location
- 4309 W Medical Center Dr, McHenry, IL 60050
- Phone
- (847) 535-6083
- Enumerated
- Nov 7, 2017
- Record last updated
- Apr 27, 2026
- Fax
- (815) 455-2789
- Medicare enrollment
- Enrolled (PECOS I20180202000121); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest nurse practitioner records → All 4,892 in Illinois → Look up another NPI →
Also registered at 4309 W Medical Center Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify Mary Joyce L. Ventocilla in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this profession
Search for license 209016350Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average nurse practitioner in 2024
410 Medicare Part D claims for 137 beneficiaries, against an average of 1,109 among the 54,319 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Pantoprazole Sodium110 claims
- Famotidine106 claims
- Omeprazole38 claims
- Dicyclomine Hcl28 claims
- Sucralfate25 claims
- Atorvastatin Calcium11 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: $483.86
4 payments; by number, the most common kind was food and beverage; the largest payer was Janssen Biotech, Inc. 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 FoundationGrayslake, IL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Mary Joyce L. Ventocilla among 4,892 nurse practitioner records in Illinois
Mary Joyce L. Ventocilla, MSN, FNP-BC 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 2017, is newer than 42% of them.
- NPI issued2017 · 42% of these records are older, 53% newer
- In a Medicare fileYes · 81% of these records are
- In the CMS Doctors and Clinicians fileYes · 69% of these records are
- Graduated2017 · median 2018 among the 3,389 with a school on file
- Record last updated2026 · 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).
42 nurse practitioner records list a practice address in McHenry
They are 42 of the 1,852 NPPES records with a practice address in McHenry, and 4,892 nurse practitioner records in Illinois.
All 4,892 in Illinois → Every provider in McHenry → Nurse Practitioner nationwide →
The 8 nurse practitioner records with the nearest ZIP codes
- Glenda Fragante, NP-CMcHenry, IL 600501649686916
- Margaret Gaynor, APRN, CNPMcHenry, IL 600501164890869
- Diane Glick, APN-CNPMcHenry, IL 600501184979544
- Jana Goodall, APRN, CNPMcHenry, IL 600501255733010
- Sarah Greenaway, APRN, CNPMcHenry, IL 600501962865626
- Faye Kopplin, N.PMcHenry, IL 600501568588150
- Elizabeth Marcinek, APRN, CNPMcHenry, IL 600501467827907
- Louina Molina, APRN, APNP-FMcHenry, IL 600501699164897
Common questions
What is Mary Joyce L. Ventocilla, MSN, FNP-BC's NPI number?
Mary Joyce L. Ventocilla, MSN, FNP-BC's National Provider Identifier (NPI) is 1649783143, issued on Nov 7, 2017. An NPI identifies a provider in billing; it is not a license.
Where is Mary Joyce L. Ventocilla, MSN, FNP-BC located?
The NPPES record lists a practice address at 4309 W Medical Center Dr, McHenry, IL, 60050. Phone: (847) 535-6083. Providers update this record themselves, so call before visiting.
How can I verify Mary Joyce L. Ventocilla, MSN, FNP-BC's license?
NPPES lists Illinois license number 209016350, as entered by the provider. Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Mary Joyce L. Ventocilla, MSN, FNP-BC prescribe under Medicare Part D?
In 2024, Mary Joyce L. Ventocilla, MSN, FNP-BC had 410 Medicare Part D claims for 137 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.