Jennifer A. Marriner, APN
- Industry payments
- $43
- Affiliated sites
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2007
- Practice address
- 1600 Rockland Rd, Wilmington, DE 19803
- Practice phone
- Call (302) 651-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Nemours Children's Hospital - Delaware
Wilmington, Delaware
Find Jennifer Marriner'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.
Jennifer A. Marriner is a nurse practitioner in Wilmington, Delaware
Jennifer Marriner practices at Nemours Children's Hospital - Delaware in Wilmington, Delaware.
Jennifer Marriner's NPI, 1124179809, was assigned on January 16, 2007. Jennifer Marriner holds Delaware license LJ0000213.
- NPI
- 1124179809NPI Registry (opens in a new tab)
- NPI enumeration date
- January 16, 2007
- NPI status
- Active
- Practice phone
- (302) 651-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Practice Data
Jennifer A. Marriner practices at Nemours Children's Hospital - Delaware in Wilmington, Delaware
Jennifer Marriner's primary practice is Nemours Children's Hospital - Delaware, at 1600 Rockland Rd, Wilmington, DE 19803 in New Castle County. The practice phone is (302) 651-4000.
- Nemours Children's Hospital - Delaware1600 Rockland Rd, Wilmington, DE 19803 · New Castle CountyPhone(302) 651-4000
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Jennifer A. Marriner is affiliated with 2 sites of care and 1 medical group
Jennifer Marriner's primary practice is Nemours Children's Hospital - Delaware in Wilmington, Delaware. The medical group on file is Nemours Children's Hospital, Delaware. Dmand AI also links Jennifer Marriner to 1 more group practice or clinic, 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 Jennifer A. Marriner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Jennifer Marriner practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Nemours Children's Hospital - Delaware | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Jennifer A. Marriner is one of 389 nurse practitioners in Delaware
Nurse practitioner is Jennifer Marriner's primary specialty in the NPI Registry, under taxonomy code 363L00000X. Jennifer Marriner is licensed in Delaware.
Specialties and state licenses
- Nurse practitioner, DelawarePrimary
Nurse practitioners near Jennifer Marriner
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
Jennifer A. Marriner's patients have a median age of 8
Across all payers, Dmand AI patient panel data puts Jennifer Marriner's median patient age at 8, with 47% women.
Jennifer Marriner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 8
Patient panel by sex, all payers
- Women47%
- Men53%
Source: Dmand AI Patient Panel Data
Jennifer A. Marriner received $43 in industry payments in 2025
CMS Open Payments shows 1 general payment to Jennifer Marriner from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Harmony Biosciences LLC paid the most, $43.
Companies that paid Jennifer Marriner 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 Jennifer A. Marriner'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 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 Jennifer A. Marriner
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Jennifer A. Marriner's NPI number?
Jennifer A. Marriner's NPI number is 1124179809. It was assigned on January 16, 2007, and it is active in the NPI Registry.
What does Jennifer A. Marriner specialize in?
Jennifer A. Marriner is a nurse practitioner in Wilmington, Delaware. The primary specialty in the NPI Registry is Nurse Practitioner (taxonomy code 363L00000X).
Where does Jennifer A. Marriner practice?
Jennifer Marriner practices at 1600 Rockland Rd, Wilmington, DE 19803. Jennifer Marriner's primary practice is Nemours Children's Hospital - Delaware in Wilmington, Delaware. Dmand AI also links Jennifer Marriner to 1 group practice or clinic.
What is Jennifer A. Marriner's office phone number?
The practice phone on file for Jennifer Marriner is (302) 651-4000.
What is Jennifer A. Marriner's medical license number?
Jennifer Marriner holds Delaware license LJ0000213.
What medical group is Jennifer A. Marriner part of?
Jennifer Marriner is linked to Nemours Children's Hospital, Delaware.
Has Jennifer A. Marriner received payments from drug or device companies?
CMS Open Payments shows $43 in general payments to Jennifer Marriner from 1 company from 2025 to 2025. The largest total came from Harmony Biosciences LLC.
How long has Jennifer A. Marriner been practicing?
Jennifer Marriner's NPI was assigned in 2007.
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