Ashley Ann Gregg
- Hospital affiliations
- 1
- Industry payments
- $19
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2020
- Practice address
- 25 North Winfield Road, Winfield, IL 60190
- Practice phone
- Call (630) 682-1600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Ashley Gregg'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.
Ashley Ann Gregg is a family nurse practitioner in Winfield, Illinois
Ashley Gregg practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare.
Ashley Gregg's NPI, 1427657634, was assigned on October 19, 2020. Ashley Gregg holds Illinois license 209021500.
- NPI
- 1427657634NPI Registry (opens in a new tab)
- NPI enumeration date
- October 19, 2020
- NPI status
- Active
- Practice phone
- (630) 682-1600
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 32
- Medical school graduation
- 2020
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Ashley Ann Gregg practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois
Ashley Gregg's primary practice is Northwestern Medicine Central DuPage Hospital, at 25 North Winfield Road, Winfield, IL 60190 in Du Page County. The practice phone is (630) 682-1600.
- Northwestern Medicine Central DuPage Hospital25 North Winfield Road, Winfield, IL 60190 · Du Page CountyPhone(630) 682-1600
Source: Dmand AI Affiliation Data
Ashley Ann Gregg is affiliated with 3 sites of care and 1 medical group
Ashley Gregg's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. The medical group on file is Endeavor Health Medical Group. Dmand AI also links Ashley Gregg to 1 more breast imaging center and 1 clinical lab, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Ashley Ann Gregg's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Ashley Gregg practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Medicine Central DuPage Hospital | Available with a free account |
| +2 more affiliated sites | 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.
Ashley Ann Gregg is one of 7,275 family nurse practitioners in Illinois
Family is Ashley Gregg's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Ashley Gregg is licensed in Illinois.
Specialties and state licenses
- Family nurse practitioner, IllinoisPrimary
Family nurse practitioners near Ashley Gregg
Counts of family 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
Ashley Ann Gregg's patients have a median age of 35
Across all payers, Dmand AI patient panel data puts Ashley Gregg's median patient age at 35, with 45% women.
Ashley Gregg's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 35
Patient panel by sex, all payers
- Women45%
- Men55%
Source: Dmand AI Patient Panel Data
Ashley Ann Gregg received $19 in industry payments in 2025
CMS Open Payments shows 1 general payment to Ashley Gregg from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Cranial Technologies, Inc paid the most, $19.
Companies that paid Ashley Gregg 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 Ashley Ann Gregg'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 Data |
| 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 Ashley Ann Gregg
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Ashley Ann Gregg's NPI number?
Ashley Ann Gregg's NPI number is 1427657634. It was assigned on October 19, 2020, and it is active in the NPI Registry.
What does Ashley Ann Gregg specialize in?
Ashley Ann Gregg is a family nurse practitioner in Winfield, Illinois. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Ashley Ann Gregg practice?
Ashley Gregg practices at 25 North Winfield Road, Winfield, IL 60190. Ashley Gregg's primary practice is Northwestern Medicine Central DuPage Hospital in Winfield, Illinois, part of Northwestern Memorial HealthCare. Dmand AI also links Ashley Gregg to 1 breast imaging center and 1 clinical lab.
What is Ashley Ann Gregg's office phone number?
The practice phone on file for Ashley Gregg is (630) 682-1600.
What is Ashley Ann Gregg's medical license number?
Ashley Gregg holds Illinois license 209021500.
Which hospitals is Ashley Ann Gregg affiliated with?
Ashley Gregg practices at Northwestern Medicine Central DuPage Hospital in Winfield, Illinois.
What medical group is Ashley Ann Gregg part of?
Ashley Gregg is linked to Endeavor Health Medical Group.
Has Ashley Ann Gregg received payments from drug or device companies?
CMS Open Payments shows $19 in general payments to Ashley Gregg from 1 company from 2025 to 2025. The largest total came from Cranial Technologies, Inc.
How long has Ashley Ann Gregg been practicing?
Ashley Gregg graduated from medical school in 2020, 6 years ago.
Selling to family practices?
See family nurse practitioners in Illinois by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card