Gillian Leeder, APRN
- Medicare patients, 2024
- 240
- Part D claims, 2024
- 2,686
- Hospital affiliations
- 4
- Industry payments
- $237
- Medical groups
- 2
- Practice address
- 12109 County Rd 103, Oxford, FL 34484
- Practice phone
- Call (352) 391-6494
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Advanced Urology Institute
Oxford, Florida
Find Gillian Leeder'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.
Gillian Leeder is a family nurse practitioner in Oxford, Florida
Gillian Leeder practices at Advanced Urology Institute in Oxford, Florida.
Gillian Leeder's NPI, 1003300138, was assigned on June 21, 2018. Gillian Leeder holds Florida license APRN3225652.
- NPI
- 1003300138NPI Registry (opens in a new tab)
- Medicare PAC ID
- 8022366459
- NPI enumeration date
- June 21, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (352) 391-6494
- 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; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Gillian Leeder practices at Advanced Urology Institute in Oxford, Florida
Gillian Leeder's primary practice is Advanced Urology Institute, at 12109 County Rd 103, Oxford, FL 34484 in Sumter County. The practice phone is (352) 391-6494.
- Advanced Urology Institute12109 County Rd 103, Oxford, FL 34484 · Sumter CountyPhone(352) 391-6494
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Gillian Leeder is affiliated with 6 sites of care and 2 medical groups
Gillian Leeder's primary practice is Advanced Urology Institute in Oxford, Florida. Gillian Leeder is also affiliated with BayCare St. Joseph's Hospital. The medical group on file is Advanced Urology Institute. Dmand AI also links Gillian Leeder to 3 more hospitals, 1 group practice or clinic and 1 medical group, each 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 Gillian Leeder's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Gillian Leeder practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Advanced Urology Institute | Available with a free account |
| +5 more sites and 1 medical group | 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 each health system and 6.2K+ hospitals, with verified contacts in the same login.
Gillian Leeder is one of 14,175 family nurse practitioners in Florida
Family is Gillian Leeder's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Dmand AI has Gillian Leeder's licenses on file in 2 states: Florida and Georgia.
Specialties and state licenses
- Family nurse practitioner, FloridaPrimary
- Georgia license
Family nurse practitioners near Gillian Leeder
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
Gillian Leeder treated 240 Medicare patients in 2024, average age 76
CMS counts 240 Medicare patients who saw Gillian Leeder in 2024. The largest group is 75 to 84, with 98 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 7% are also on Medicaid. Their average risk score is 1.45, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Gillian Leeder's median patient age at 72, with 30% women.
Gillian Leeder's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Gillian Leeder's Medicare patients by sex, 2024
- Women7833%
- Men16268%
Chronic conditions among Gillian Leeder's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis53%
- Ischemic heart disease38%
- Anxiety34%
- Cancer32%
- Chronic kidney disease32%
- Mood disorders31%
Share of Medicare patients with each condition. A patient can have several.
Gillian Leeder's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women30%
- Men68%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Gillian Leeder wrote 2,686 Medicare Part D claims in 2024
In 2024, Gillian Leeder wrote 2,686 Medicare Part D claims for 865 patients. 83% of them were for generic drugs.
Gillian Leeder's Part D claims by kind of drug, 2024
- Generic2,238 claims83%
- Brand-name and other448 claims17%
Drug classes CMS tracks in Gillian Leeder's Part D claims, 2024
- Antibiotics17%469 of 2,686 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
Gillian Leeder offers telehealth to Medicare patients
Gillian Leeder accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Gillian Leeder as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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.
Gillian Leeder received $237 in industry payments in 2025
CMS Open Payments shows 9 general payments to Gillian Leeder from 6 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Novartis Pharmaceuticals Corporation paid the most, $134.
Companies that paid Gillian Leeder 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 Gillian Leeder'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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| 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 Gillian Leeder
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Gillian Leeder's NPI number?
Gillian Leeder's NPI number is 1003300138. It was assigned on June 21, 2018, and it is active in the NPI Registry.
What does Gillian Leeder specialize in?
Gillian Leeder is a family nurse practitioner in Oxford, Florida. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Gillian Leeder practice?
Gillian Leeder practices at 12109 County Rd 103, Oxford, FL 34484. Gillian Leeder's primary practice is Advanced Urology Institute in Oxford, Florida. Dmand AI also links Gillian Leeder to 3 hospitals, 1 group practice or clinic and 1 medical group.
What is Gillian Leeder's office phone number?
The practice phone on file for Gillian Leeder is (352) 391-6494.
What is Gillian Leeder's medical license number?
Gillian Leeder holds Florida license APRN3225652, one of the licenses on file in 2 states.
Which states has Gillian Leeder been licensed in?
Dmand AI has state licenses on file for Gillian Leeder in Florida and Georgia.
Which hospitals is Gillian Leeder affiliated with?
Gillian Leeder is affiliated with BayCare St. Joseph's Hospital. Dmand AI links Gillian Leeder to 3 more hospitals.
What medical group is Gillian Leeder part of?
Gillian Leeder is linked to Advanced Urology Institute. Dmand AI links Gillian Leeder to 1 more medical group.
Does Gillian Leeder accept Medicare?
Yes. CMS lists Gillian Leeder as accepting Medicare assignment.
Does Gillian Leeder offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Gillian Leeder as offering telehealth services.
Show 3 more questionsShow fewer questions
How many Medicare patients does Gillian Leeder see?
CMS counts 240 Medicare patients who saw Gillian Leeder in 2024, with an average age of 76.
Has Gillian Leeder received payments from drug or device companies?
CMS Open Payments shows $237 in general payments to Gillian Leeder from 6 companies from 2025 to 2025. The largest total came from Novartis Pharmaceuticals Corporation.
How long has Gillian Leeder been practicing?
Gillian Leeder graduated from medical school in 2017, 9 years ago.
Selling to family practices?
See family nurse practitioners in Florida 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