Mary Joyce L. Ventocilla, FNP-BC, MSN
- Medicare patients, 2024
- 38
- Part D claims, 2024
- 410
- Hospital affiliations
- 4
- Industry payments
- $459
- Medical groups
- 3
- Practice address
- 4201 Medical Center Drive, Mchenry, IL 60050
- Practice phone
- Call (815) 344-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Mary Joyce Ventocilla's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Mary Joyce L. Ventocilla is a nurse practitioner in Mchenry, Illinois
Mary Joyce Ventocilla practices at Northwestern Medicine McHenry Hospital in Mchenry, Illinois, part of Northwestern Memorial HealthCare.
Mary Joyce Ventocilla's NPI, 1649783143, was assigned on November 7, 2017. Mary Joyce Ventocilla holds Illinois license 209016350.
- NPI
- 1649783143NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4486914843
- NPI enumeration date
- November 7, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (815) 344-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Mary Joyce L. Ventocilla practices at Northwestern Medicine McHenry Hospital in Mchenry, Illinois
Mary Joyce Ventocilla's primary practice is Northwestern Medicine McHenry Hospital, at 4201 Medical Center Drive, Mchenry, IL 60050 in Mc Henry County. The practice phone is (815) 344-5000.
- Northwestern Medicine McHenry Hospital4201 Medical Center Drive, Mchenry, IL 60050 · Mc Henry CountyPhone(815) 344-5000
Source: Dmand AI Affiliation Data
Mary Joyce L. Ventocilla is affiliated with 6 sites of care and 3 medical groups
Mary Joyce Ventocilla's primary practice is Northwestern Medicine McHenry Hospital in Mchenry, Illinois, part of Northwestern Memorial HealthCare. Mary Joyce Ventocilla is also affiliated with Northwestern Medicine Central DuPage Hospital. The medical group on file is Northwestern Medical Faculty Foundation. Dmand AI also links Mary Joyce Ventocilla to 2 more hospitals, 2 group practices and clinics and 2 medical groups, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Mary Joyce L. Ventocilla's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Mary Joyce Ventocilla practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medicine McHenry Hospital | Available with a free account |
| +5 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Northwestern Memorial HealthCare and 6.2K+ hospitals, with verified contacts in the same login.
Mary Joyce L. Ventocilla is one of 4,254 nurse practitioners in Illinois
Nurse practitioner is Mary Joyce Ventocilla's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Mary Joyce Ventocilla is licensed in Illinois.
Specialties and state licenses
- Nurse practitioner, IllinoisPrimary
Nurse practitioners near Mary Joyce Ventocilla
Counts of nurse practitioners with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Mary Joyce L. Ventocilla treated 38 Medicare patients in 2024, average age 73
CMS counts 38 Medicare patients who saw Mary Joyce Ventocilla in 2024. The largest group is 65 to 74, with 15 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.37, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Mary Joyce Ventocilla's median patient age at 67, with 57% women.
Mary Joyce Ventocilla's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Mary Joyce Ventocilla's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis71%
- Ischemic heart disease39%
- Osteoporosis34%
- Diabetes32%
- COPD29%
- Depression29%
Share of Medicare patients with each condition. A patient can have several.
Mary Joyce Ventocilla's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 67
Patient panel by sex, all payers
- Women57%
- Men43%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Mary Joyce L. Ventocilla wrote 410 Medicare Part D claims in 2024
In 2024, Mary Joyce Ventocilla wrote 410 Medicare Part D claims for 137 patients. 91% of them were for generic drugs.
Mary Joyce Ventocilla's Part D claims by kind of drug, 2024
- Generic374 claims91%
- Brand-name36 claims9%
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
Mary Joyce L. Ventocilla offers telehealth to Medicare patients
Mary Joyce Ventocilla accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Mary Joyce Ventocilla as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Mary Joyce L. Ventocilla received $459 in industry payments in 2025
CMS Open Payments shows 4 general payments to Mary Joyce Ventocilla from 2 drug and device companies in 2025. Food and beverage make up the largest share, 83% of the total. Madrigal Pharmaceuticals paid the most, $261.
General payments to Mary Joyce Ventocilla by kind, 2025 to 2025
- Food and beverage$38083%
- Education$7917%
Companies that paid Mary Joyce Ventocilla the most, 2025 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Mary Joyce L. Ventocilla's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Mary Joyce L. Ventocilla
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Mary Joyce L. Ventocilla's NPI number?
Mary Joyce L. Ventocilla's NPI number is 1649783143. It was assigned on November 7, 2017, and it is active in the NPI Registry.
What does Mary Joyce L. Ventocilla specialize in?
Mary Joyce L. Ventocilla is a nurse practitioner in Mchenry, Illinois. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Mary Joyce L. Ventocilla practice?
Mary Joyce Ventocilla practices at 4201 Medical Center Drive, Mchenry, IL 60050. Mary Joyce Ventocilla's primary practice is Northwestern Medicine McHenry Hospital in Mchenry, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Mary Joyce Ventocilla to 2 hospitals, 2 group practices and clinics and 2 medical groups.
What is Mary Joyce L. Ventocilla's office phone number?
The practice phone on file for Mary Joyce Ventocilla is (815) 344-5000.
What is Mary Joyce L. Ventocilla's medical license number?
Mary Joyce Ventocilla holds Illinois license 209016350.
Which hospitals is Mary Joyce L. Ventocilla affiliated with?
Mary Joyce Ventocilla practices at Northwestern Medicine McHenry Hospital in Mchenry, Illinois. Mary Joyce Ventocilla is also affiliated with Northwestern Medicine Central DuPage Hospital. Dmand AI links Mary Joyce Ventocilla to 2 more hospitals.
What medical group is Mary Joyce L. Ventocilla part of?
Mary Joyce Ventocilla is linked to Northwestern Medical Faculty Foundation. Dmand AI links Mary Joyce Ventocilla to 2 more medical groups.
Does Mary Joyce L. Ventocilla accept Medicare?
Yes. CMS lists Mary Joyce Ventocilla as accepting Medicare assignment.
Does Mary Joyce L. Ventocilla offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Mary Joyce Ventocilla as offering telehealth services.
How many Medicare patients does Mary Joyce L. Ventocilla see?
CMS counts 38 Medicare patients who saw Mary Joyce Ventocilla in 2024, with an average age of 73.
Has Mary Joyce L. Ventocilla received payments from drug or device companies?
CMS Open Payments shows $459 in general payments to Mary Joyce Ventocilla from 2 companies from 2025 to 2025. The largest total came from Madrigal Pharmaceuticals.
How long has Mary Joyce L. Ventocilla been practicing?
Mary Joyce Ventocilla graduated from medical school in 2017, 9 years ago.
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