Maegan A. Castle
- Hospital affiliations
- 2
- Industry payments
- $143
- Medical group
- 1
- State license
- 1
- Year NPI issued
- 2025
- Practice address
- 830 Washington Street, Watertown, NY 13601
- Practice phone
- Call (315) 785-4000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Maegan Castle'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.
Maegan A. Castle is a family nurse practitioner in Watertown, New York
Maegan Castle practices at Samaritan Medical Center in Watertown, New York, part of MultiCare Health System.
Maegan Castle's NPI, 1619864535, was assigned on June 23, 2025. Maegan Castle holds New York license F357005-01.
- NPI
- 1619864535NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7810495132
- NPI enumeration date
- June 23, 2025
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (315) 785-4000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 27
- Medical school graduation
- 2025
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Maegan A. Castle practices at Samaritan Medical Center in Watertown, New York
Maegan Castle's primary practice is Samaritan Medical Center, at 830 Washington Street, Watertown, NY 13601 in Jefferson County. The practice phone is (315) 785-4000.
- Samaritan Medical Center830 Washington Street, Watertown, NY 13601 · Jefferson CountyPhone(315) 785-4000
Source: Dmand AI Affiliation Data
Maegan A. Castle is affiliated with 3 sites of care and 1 medical group
Maegan Castle's primary practice is Samaritan Medical Center in Watertown, New York, part of MultiCare Health System. Maegan Castle is also affiliated with Lewis County General Hospital. The medical group on file is Watertown Internists. Dmand AI also links Maegan Castle 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 Maegan A. Castle's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Maegan Castle practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Samaritan Medical Center | 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 MultiCare Health System and 6.2K+ hospitals, with verified contacts in the same login.
Maegan A. Castle is one of 10,214 family nurse practitioners in New York
Family is Maegan Castle's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Maegan Castle is licensed in New York.
Specialties and state licenses
- Family nurse practitioner, New YorkPrimary
Family nurse practitioners near Maegan Castle
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
Maegan A. Castle's patients have a median age of 70
Across all payers, Dmand AI patient panel data puts Maegan Castle's median patient age at 70, with 68% women.
Maegan Castle's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 70
Patient panel by sex, all payers
- Women68%
- Men32%
Source: Dmand AI Patient Panel Data
How Maegan A. Castle takes part in Medicare
Maegan Castle accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
Maegan A. Castle received $143 in industry payments in 2025
CMS Open Payments shows 2 general payments to Maegan Castle from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $125.
Companies that paid Maegan Castle 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 Maegan A. Castle'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 |
| 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 Maegan A. Castle
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Maegan A. Castle's NPI number?
Maegan A. Castle's NPI number is 1619864535. It was assigned on June 23, 2025, and it is active in the NPI Registry.
What does Maegan A. Castle specialize in?
Maegan A. Castle is a family nurse practitioner in Watertown, New York. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Maegan A. Castle practice?
Maegan Castle practices at 830 Washington Street, Watertown, NY 13601. Maegan Castle's primary practice is Samaritan Medical Center in Watertown, New York, part of MultiCare Health System. Dmand AI also links Maegan Castle to 1 group practice or clinic.
What is Maegan A. Castle's office phone number?
The practice phone on file for Maegan Castle is (315) 785-4000.
What is Maegan A. Castle's medical license number?
Maegan Castle holds New York license F357005-01.
Which hospitals is Maegan A. Castle affiliated with?
Maegan Castle practices at Samaritan Medical Center in Watertown, New York. Maegan Castle is also affiliated with Lewis County General Hospital.
What medical group is Maegan A. Castle part of?
Maegan Castle is linked to Watertown Internists.
Does Maegan A. Castle accept Medicare?
Yes. CMS lists Maegan Castle as accepting Medicare assignment.
Has Maegan A. Castle received payments from drug or device companies?
CMS Open Payments shows $143 in general payments to Maegan Castle from 2 companies from 2025 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Maegan A. Castle been practicing?
Maegan Castle graduated from medical school in 2025, 1 years ago.
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