John Daniel Vrnak, PA-C
- Medicare patients, 2024
- 197
- Part D claims, 2024
- 2,351
- Hospital affiliations
- 1
- Industry payments
- $192
- Medical groups
- 2
- Practice address
- 940 Martin Luther King Jr Blvd, Chapel Hill, NC 27514
- Practice phone
- Call (800) 594-8624
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
UNC Physicians Network
Chapel Hill, North Carolina
Find John Vrnak'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.
John Daniel Vrnak is a physician assistant in Chapel Hill, North Carolina
John Vrnak practices at UNC Physicians Network in Chapel Hill, North Carolina.
John Vrnak's NPI, 1154702314, was assigned on June 13, 2015. John Vrnak holds North Carolina license 0010-05982.
- NPI
- 1154702314NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1850691999
- NPI enumeration date
- June 13, 2015
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (800) 594-8624
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 37
- Medical school graduation
- 2015
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
John Daniel Vrnak practices at UNC Physicians Network in Chapel Hill, North Carolina
John Vrnak's primary practice is UNC Physicians Network, at 940 Martin Luther King Jr Blvd, Chapel Hill, NC 27514 in Orange County. The practice phone is (800) 594-8624.
- UNC Physicians Network940 Martin Luther King Jr Blvd, Chapel Hill, NC 27514 · Orange CountyPhone(800) 594-8624
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
John Daniel Vrnak is affiliated with 4 sites of care and 2 medical groups
John Vrnak's primary practice is UNC Physicians Network in Chapel Hill, North Carolina. John Vrnak is also affiliated with UNC Hospitals. The medical group on file is UNC Physicians Network. Dmand AI also links John Vrnak to 2 more group practices and clinics and 1 medical group, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the EHR system at John Daniel Vrnak's practice
Dmand AI tracks the electronic health record (EHR) system at each site where John Vrnak practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| UNC Physicians Network | Available with a free account |
| +3 more sites and 1 medical group | Available with a free account |
Source: Dmand AI Technology Install Data
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John Daniel Vrnak is one of 7,765 physician assistants in North Carolina
Physician assistant is John Vrnak's primary specialty in the NPI Registry, under taxonomy code 363A00000X. John Vrnak is licensed in North Carolina.
Specialties and state licenses
- Physician assistant, North CarolinaPrimary
Physician assistants near John Vrnak
Counts of physician assistants 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
John Daniel Vrnak treated 197 Medicare patients in 2024, average age 75
CMS counts 197 Medicare patients who saw John Vrnak in 2024. The largest group is 65 to 74, with 97 patients. 59% of them have high cholesterol, and 58% have high blood pressure. Their average risk score is 0.95, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts John Vrnak's median patient age at 72, with 48% women.
John Vrnak's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
John Vrnak's Medicare patients by sex, 2024
- Women11257%
- Men8543%
Chronic conditions among John Vrnak's Medicare patients, 2024
- High cholesterol59%
- High blood pressure58%
- Arthritis42%
- Ischemic heart disease19%
- Mood disorders18%
- Atrial fibrillation17%
- Diabetes17%
- Depression16%
Share of Medicare patients with each condition. A patient can have several.
John Vrnak's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women48%
- Men50%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
John Daniel Vrnak wrote 2,351 Medicare Part D claims in 2024
In 2024, John Vrnak wrote 2,351 Medicare Part D claims for 330 patients. 85% of them were for generic drugs.
John Vrnak's Part D claims by kind of drug, 2024
- Generic2,003 claims85%
- Brand-name and other348 claims15%
Drug classes CMS tracks in John Vrnak's Part D claims, 2024
- Opioids3%73 of 2,351 claims
- Antibiotics6%138 of 2,351 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Source: Medicare Part D Prescribers - by Provider (CMS), 2024 data
John Daniel Vrnak offers telehealth to Medicare patients
John Vrnak accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists John Vrnak as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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John Daniel Vrnak received $192 in industry payments in 2025
CMS Open Payments shows 10 general payments to John Vrnak from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Janssen Pharmaceuticals, Inc paid the most, $88.
Companies that paid John Vrnak 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 John Daniel Vrnak'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 | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation 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 John Daniel Vrnak
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is John Daniel Vrnak's NPI number?
John Daniel Vrnak's NPI number is 1154702314. It was assigned on June 13, 2015, and it is active in the NPI Registry.
What does John Daniel Vrnak specialize in?
John Daniel Vrnak is a physician assistant in Chapel Hill, North Carolina. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does John Daniel Vrnak practice?
John Vrnak practices at 940 Martin Luther King Jr Blvd, Chapel Hill, NC 27514. John Vrnak's primary practice is UNC Physicians Network in Chapel Hill, North Carolina. Dmand AI also links John Vrnak to 2 group practices and clinics and 1 medical group.
What is John Daniel Vrnak's office phone number?
The practice phone on file for John Vrnak is (800) 594-8624.
What is John Daniel Vrnak's medical license number?
John Vrnak holds North Carolina license 0010-05982.
Which hospitals is John Daniel Vrnak affiliated with?
John Vrnak is affiliated with UNC Hospitals.
What medical group is John Daniel Vrnak part of?
John Vrnak is linked to UNC Physicians Network. Dmand AI links John Vrnak to 1 more medical group.
Does John Daniel Vrnak accept Medicare?
Yes. CMS lists John Vrnak as accepting Medicare assignment.
Does John Daniel Vrnak offer telehealth?
Yes. The CMS Doctors and Clinicians file lists John Vrnak as offering telehealth services.
How many Medicare patients does John Daniel Vrnak see?
CMS counts 197 Medicare patients who saw John Vrnak in 2024, with an average age of 75.
Has John Daniel Vrnak received payments from drug or device companies?
CMS Open Payments shows $192 in general payments to John Vrnak from 6 companies from 2025 to 2025. The largest total came from Janssen Pharmaceuticals, Inc.
How long has John Daniel Vrnak been practicing?
John Vrnak graduated from medical school in 2015, 11 years ago.
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