Gianna Treat
- Hospital affiliations
- 1
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2021
- Practice address
- 615 New Ballas Road, Saint Louis, MO 63141
- Practice phone
- Call (314) 251-6000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Gianna Treat'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.
Gianna Treat is a pediatric nurse practitioner in Saint Louis, Missouri
Gianna Treat practices at Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy.
Gianna Treat's NPI, 1346908308, was assigned on December 7, 2021. Gianna Treat holds Missouri license 2021048584.
- NPI
- 1346908308NPI Registry (opens in a new tab)
- NPI enumeration date
- December 7, 2021
- NPI status
- Active
- Practice phone
- (314) 251-6000
- 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 Affiliation Data
Gianna Treat practices at Mercy Hospital St. Louis in Saint Louis, Missouri
Gianna Treat's primary practice is Mercy Hospital St. Louis, at 615 New Ballas Road, Saint Louis, MO 63141 in St. Louis County. The practice phone is (314) 251-6000.
- Mercy Hospital St. Louis615 New Ballas Road, Saint Louis, MO 63141 · St. Louis CountyPhone(314) 251-6000
Source: Dmand AI Affiliation Data
Gianna Treat is affiliated with 2 sites of care and 1 medical group
Gianna Treat's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. The medical group on file is Mercy Clinic East Communities. Dmand AI also links Gianna Treat to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Gianna Treat's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gianna Treat practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Mercy Hospital St. Louis | Available with a free account |
| +1 more affiliated site | 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 Mercy and 6.2K+ hospitals, with verified contacts in the same login.
Gianna Treat is one of 516 pediatric nurse practitioners in Missouri
Nurse practitioner is Gianna Treat's primary specialty in the NPI Registry, under taxonomy code 363LP0200X. The record also lists pediatrics. Gianna Treat is licensed in Missouri.
Specialties and state licenses
- Pediatric nurse practitioner, MissouriPrimary
Pediatric nurse practitioners near Gianna Treat
Counts of pediatric 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
Gianna Treat's patients have a median age of 7
Across all payers, Dmand AI patient panel data puts Gianna Treat's median patient age at 7, with 56% women.
Gianna Treat's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 7
Patient panel by sex, all payers
- Women56%
- Men44%
Source: Dmand AI Patient Panel Data
Sources for Gianna Treat'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 |
| 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 Gianna Treat
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gianna Treat's NPI number?
Gianna Treat's NPI number is 1346908308. It was assigned on December 7, 2021, and it is active in the NPI Registry.
What does Gianna Treat specialize in?
Gianna Treat is a pediatric nurse practitioner in Saint Louis, Missouri. The primary specialty in the NPI Registry is Pediatric Nurse Practitioner (taxonomy code 363LP0200X).
Where does Gianna Treat practice?
Gianna Treat practices at 615 New Ballas Road, Saint Louis, MO 63141. Gianna Treat's primary practice is Mercy Hospital St. Louis in Saint Louis, Missouri, part of Mercy. Dmand AI also links Gianna Treat to 1 group practice or clinic.
What is Gianna Treat's office phone number?
The practice phone on file for Gianna Treat is (314) 251-6000.
What is Gianna Treat's medical license number?
Gianna Treat holds Missouri license 2021048584.
Which hospitals is Gianna Treat affiliated with?
Gianna Treat practices at Mercy Hospital St. Louis in Saint Louis, Missouri.
What medical group is Gianna Treat part of?
Gianna Treat is linked to Mercy Clinic East Communities.
How long has Gianna Treat been practicing?
Gianna Treat's NPI was assigned in 2021.
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