Kathryn Elizabeth Messenger, NP
- Part D claims, 2024
- 165
- Hospital affiliations
- 1
- Industry payments
- $153
- Medical group
- 1
- State license
- 1
- Practice address
- One Gustave L Levy Place, New York, NY 10029
- Practice phone
- Call (212) 241-7981
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Kathryn Messenger's professional email, personal email and mobile number
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Kathryn Elizabeth Messenger is an acute care nurse practitioner in New York, New York
Kathryn Messenger practices at The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System.
Kathryn Messenger's NPI, 1104334408, was assigned on January 21, 2018. Kathryn Messenger holds New York license F431167-1.
- NPI
- 1104334408NPI Registry (opens in a new tab)
- NPI enumeration date
- January 21, 2018
- NPI status
- Active
- Practice phone
- (212) 241-7981
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 35
- Medical school graduation
- 2017
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Kathryn Elizabeth Messenger practices at 2 locations in New York, New York
Kathryn Messenger's primary practice is The Mount Sinai Hospital, at One Gustave L Levy Place, New York, NY 10029 in New York County. The practice phone is (212) 241-7981. Kathryn Messenger also practices at The Mount Sinai Hospital, 1 Gustave L Levy Pl, New York, NY 10029.
- The Mount Sinai HospitalPrimaryOne Gustave L Levy Place, New York, NY 10029 · New York CountyPhone(212) 241-7981
- The Mount Sinai Hospital1 Gustave L Levy Pl, New York, NY 10029 · New York CountyPhone(212) 256-2904
Sources: NPPES NPI Registry (CMS); Dmand AI Affiliation Data; and Dmand AI Practice Data
Kathryn Elizabeth Messenger is affiliated with 1 site of care and 1 medical group
Kathryn Messenger's primary practice is The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System. The medical group on file is Mount Sinai Institute for Liver Medicine.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Kathryn Elizabeth Messenger's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kathryn Messenger practices. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| The Mount Sinai Hospital | 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 Mount Sinai Health System and 6.2K+ hospitals, with verified contacts in the same login.
Kathryn Elizabeth Messenger is one of 1,230 acute care nurse practitioners in New York
Acute care is Kathryn Messenger's primary specialty in the NPI Registry, under taxonomy code 363LA2100X. Kathryn Messenger is licensed in New York.
Specialties and state licenses
- Acute care nurse practitioner, New YorkPrimary
Acute care nurse practitioners near Kathryn Messenger
Counts of acute care 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
Kathryn Elizabeth Messenger's patients have a median age of 60
Across all payers, Dmand AI patient panel data puts Kathryn Messenger's median patient age at 60, with 36% women.
Kathryn Messenger's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women36%
- Men58%
Source: Dmand AI Patient Panel Data
Kathryn Elizabeth Messenger wrote 165 Medicare Part D claims in 2024
In 2024, Kathryn Messenger wrote 165 Medicare Part D claims for 47 patients. 85% of them were for generic drugs.
Kathryn Messenger's Part D claims by kind of drug, 2024
- Generic141 claims85%
- Brand-name24 claims15%
Drug classes CMS tracks in Kathryn Messenger's Part D claims, 2024
- Antibiotics12%19 of 165 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
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Kathryn Elizabeth Messenger received $153 in industry payments in 2025
CMS Open Payments shows 7 general payments to Kathryn Messenger from 5 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $51.
Companies that paid Kathryn Messenger 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 Kathryn Elizabeth Messenger'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 Affiliation DataDmand AI Practice 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 |
| Part D prescribing | Medicare Part D Prescribers - by Provider (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 Kathryn Elizabeth Messenger
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kathryn Elizabeth Messenger's NPI number?
Kathryn Elizabeth Messenger's NPI number is 1104334408. It was assigned on January 21, 2018, and it is active in the NPI Registry.
What does Kathryn Elizabeth Messenger specialize in?
Kathryn Elizabeth Messenger is an acute care nurse practitioner in New York, New York. The primary specialty in the NPI Registry is Acute Care Nurse Practitioner (taxonomy code 363LA2100X).
Where does Kathryn Elizabeth Messenger practice?
Kathryn Messenger practices at One Gustave L Levy Place, New York, NY 10029. Kathryn Messenger also practices at 1 Gustave L Levy Pl, New York, NY 10029. Kathryn Messenger's primary practice is The Mount Sinai Hospital in New York, New York, part of Mount Sinai Health System.
What is Kathryn Elizabeth Messenger's office phone number?
The practice phone on file for Kathryn Messenger is (212) 241-7981.
What is Kathryn Elizabeth Messenger's medical license number?
Kathryn Messenger holds New York license F431167-1.
Which hospitals is Kathryn Elizabeth Messenger affiliated with?
Kathryn Messenger practices at The Mount Sinai Hospital in New York, New York.
What medical group is Kathryn Elizabeth Messenger part of?
Kathryn Messenger is linked to Mount Sinai Institute for Liver Medicine.
Has Kathryn Elizabeth Messenger received payments from drug or device companies?
CMS Open Payments shows $153 in general payments to Kathryn Messenger from 5 companies from 2025 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Kathryn Elizabeth Messenger been practicing?
Kathryn Messenger graduated from medical school in 2017, 9 years ago.
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