Courtenay A. Vihtelic, APN
- Medicare patients, 2024
- 17
- Hospital affiliations
- 1
- Industry payments
- $18
- Medical groups
- 4
- State license
- 1
- Practice address
- 4440 W 95th Street, Oak Lawn, IL 60453
- Practice phone
- Call (708) 684-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Courtenay Vihtelic'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.
Courtenay A. Vihtelic is a nurse practitioner in Oak Lawn, Illinois
Courtenay Vihtelic practices at Advocate Christ Medical Center in Oak Lawn, Illinois, part of Advocate Health.
Courtenay Vihtelic's NPI, 1689067183, was assigned on March 9, 2015. Courtenay Vihtelic holds Illinois license 277.003373.
- NPI
- 1689067183NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1557682846
- NPI enumeration date
- March 9, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (708) 684-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 38
- Medical school graduation
- 2014
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Courtenay A. Vihtelic practices at Advocate Christ Medical Center in Oak Lawn, Illinois
Courtenay Vihtelic's primary practice is Advocate Christ Medical Center, at 4440 W 95th Street, Oak Lawn, IL 60453 in Cook County. The practice phone is (708) 684-8000.
- Advocate Christ Medical Center4440 W 95th Street, Oak Lawn, IL 60453 · Cook CountyPhone(708) 684-8000
Source: Dmand AI Affiliation Data
Courtenay A. Vihtelic is affiliated with 3 sites of care and 4 medical groups
Courtenay Vihtelic's primary practice is Advocate Christ Medical Center in Oak Lawn, Illinois, part of Advocate Health. The medical group on file is Dreyer Medical Clinic (Advocate Medical Group). Dmand AI also links Courtenay Vihtelic to 3 more medical groups and 2 group practices and clinics, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Courtenay A. Vihtelic's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Courtenay Vihtelic practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advocate Christ Medical Center | Available with a free account |
| +2 more sites and 3 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 Advocate Health and 6.2K+ hospitals, with verified contacts in the same login.
Courtenay A. Vihtelic is one of 4,254 nurse practitioners in Illinois
Nurse practitioner is Courtenay Vihtelic's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Courtenay Vihtelic is licensed in Illinois.
Specialties and state licenses
- Nurse practitioner, IllinoisPrimary
Nurse practitioners near Courtenay Vihtelic
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
Courtenay A. Vihtelic treated 17 Medicare patients in 2024, average age 77
CMS counts 17 Medicare patients who saw Courtenay Vihtelic in 2024. The largest group is under 65, with 0 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 2.50, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Courtenay Vihtelic's median patient age at 78, with 37% women.
Courtenay Vihtelic's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Chronic conditions among Courtenay Vihtelic's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis71%
- Ischemic heart disease65%
Share of Medicare patients with each condition. A patient can have several.
Courtenay Vihtelic's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 78
Patient panel by sex, all payers
- Women37%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
How Courtenay A. Vihtelic takes part in Medicare
Courtenay Vihtelic accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Courtenay A. Vihtelic received $18 in industry payments in 2025
CMS Open Payments shows 1 general payment to Courtenay Vihtelic from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Boston Scientific Corporation paid the most, $18.
Companies that paid Courtenay Vihtelic 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 Courtenay A. Vihtelic'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) |
| 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 Courtenay A. Vihtelic
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What is Courtenay A. Vihtelic's NPI number?
Courtenay A. Vihtelic's NPI number is 1689067183. It was assigned on March 9, 2015, and it is active in the NPI Registry.
What does Courtenay A. Vihtelic specialize in?
Courtenay A. Vihtelic is a nurse practitioner in Oak Lawn, Illinois. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Courtenay A. Vihtelic practice?
Courtenay Vihtelic practices at 4440 W 95th Street, Oak Lawn, IL 60453. Courtenay Vihtelic's primary practice is Advocate Christ Medical Center in Oak Lawn, Illinois, part of Advocate Health. Dmand AI also links Courtenay Vihtelic to 3 medical groups and 2 group practices and clinics.
What is Courtenay A. Vihtelic's office phone number?
The practice phone on file for Courtenay Vihtelic is (708) 684-8000.
What is Courtenay A. Vihtelic's medical license number?
Courtenay Vihtelic holds Illinois license 277.003373.
Which hospitals is Courtenay A. Vihtelic affiliated with?
Courtenay Vihtelic practices at Advocate Christ Medical Center in Oak Lawn, Illinois.
What medical group is Courtenay A. Vihtelic part of?
Courtenay Vihtelic is linked to Dreyer Medical Clinic (Advocate Medical Group). Dmand AI links Courtenay Vihtelic to 3 more medical groups.
Does Courtenay A. Vihtelic accept Medicare?
Yes. CMS lists Courtenay Vihtelic as accepting Medicare assignment.
How many Medicare patients does Courtenay A. Vihtelic see?
CMS counts 17 Medicare patients who saw Courtenay Vihtelic in 2024, with an average age of 77.
Has Courtenay A. Vihtelic received payments from drug or device companies?
CMS Open Payments shows $18 in general payments to Courtenay Vihtelic from 1 company from 2025 to 2025. The largest total came from Boston Scientific Corporation.
How long has Courtenay A. Vihtelic been practicing?
Courtenay Vihtelic graduated from medical school in 2014, 12 years ago.
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