Kathy H. Der, FNP
- Medicare patients, 2024
- 123
- Part D claims, 2024
- 4,927
- Hospital affiliations
- 1
- Industry payments
- $21
- Medical group
- 1
- Practice address
- 7785 North State Street, Lowville, NY 13367
- Practice phone
- Call (315) 376-5200
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Kathy Der'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.
Kathy H. Der is a family nurse practitioner in Lowville, New York
Kathy Der practices at Lewis County General Hospital in Lowville, New York, part of Lewis County.
Kathy Der's NPI, 1245541325, was assigned on June 23, 2010. Kathy Der holds New York license F336327-1.
- NPI
- 1245541325NPI Registry (opens in a new tab)
- NPI enumeration date
- June 23, 2010
- NPI status
- Active
- Practice phone
- (315) 376-5200
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 42
- Medical school graduation
- 2010
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Kathy H. Der practices at Lewis County General Hospital in Lowville, New York
Kathy Der's primary practice is Lewis County General Hospital, at 7785 North State Street, Lowville, NY 13367 in Lewis County. The practice phone is (315) 376-5200.
- Lewis County General Hospital7785 North State Street, Lowville, NY 13367 · Lewis CountyPhone(315) 376-5200
Source: Dmand AI Affiliation Data
Kathy H. Der is affiliated with 3 sites of care and 1 medical group
Kathy Der's primary practice is Lewis County General Hospital in Lowville, New York, part of Lewis County. The medical group on file is Lewis County General Hospital. Dmand AI also links Kathy Der to 1 more home health agency and 1 hospice, each named with a free account. Kathy Der's employer is on file too: a hospital.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Kathy H. Der's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Kathy Der practices, 3 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Lewis County General Hospital | 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 Lewis County and 6.2K+ hospitals, with verified contacts in the same login.
Kathy H. Der is one of 10,214 family nurse practitioners in New York
Family is Kathy Der's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Kathy Der is licensed in New York.
Specialties and state licenses
- Family nurse practitioner, New YorkPrimary
Family nurse practitioners near Kathy Der
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
Kathy H. Der treated 123 Medicare patients in 2024, average age 71
CMS counts 123 Medicare patients who saw Kathy Der in 2024. The largest group is 65 to 74, with 49 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 26% are also on Medicaid. Their average risk score is 0.83, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Kathy Der's median patient age at 63, with 74% women.
Kathy Der's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Kathy Der's Medicare patients by sex, 2024
- Women8065%
- Men4335%
Chronic conditions among Kathy Der's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis37%
- Diabetes30%
- Chronic kidney disease21%
- Anxiety15%
- Mood disorders14%
- Depression13%
Share of Medicare patients with each condition. A patient can have several.
Kathy Der's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 63
Patient panel by sex, all payers
- Women74%
- Men26%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Kathy H. Der wrote 4,927 Medicare Part D claims in 2024
In 2024, Kathy Der wrote 4,927 Medicare Part D claims for 340 patients. 85% of them were for generic drugs.
Kathy Der's Part D claims by kind of drug, 2024
- Generic4,191 claims85%
- Brand-name696 claims14%
- Other40 claims1%
Drug classes CMS tracks in Kathy Der's Part D claims, 2024
- Opioids1%67 of 4,927 claims
- Antibiotics3%128 of 4,927 claims
- Antipsychotics, patients 65 and over0%14 of 4,927 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.
Kathy H. Der received $21 in industry payments in 2025
CMS Open Payments shows 1 general payment to Kathy Der from 1 drug or device company in 2025. Food and beverage make up the largest share, 100% of the total. Pfizer Inc. paid the most, $21.
Companies that paid Kathy Der 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 Kathy H. Der'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 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) |
| 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 Kathy H. Der
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Kathy H. Der's NPI number?
Kathy H. Der's NPI number is 1245541325. It was assigned on June 23, 2010, and it is active in the NPI Registry.
What does Kathy H. Der specialize in?
Kathy H. Der is a family nurse practitioner in Lowville, New York. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Kathy H. Der practice?
Kathy Der practices at 7785 North State Street, Lowville, NY 13367. Kathy Der's primary practice is Lewis County General Hospital in Lowville, New York, part of Lewis County. Dmand AI also links Kathy Der to 1 home health agency and 1 hospice.
What is Kathy H. Der's office phone number?
The practice phone on file for Kathy Der is (315) 376-5200.
What is Kathy H. Der's medical license number?
Kathy Der holds New York license F336327-1.
Which hospitals is Kathy H. Der affiliated with?
Kathy Der practices at Lewis County General Hospital in Lowville, New York.
What medical group is Kathy H. Der part of?
Kathy Der is linked to Lewis County General Hospital.
How many Medicare patients does Kathy H. Der see?
CMS counts 123 Medicare patients who saw Kathy Der in 2024, with an average age of 71.
Has Kathy H. Der received payments from drug or device companies?
CMS Open Payments shows $21 in general payments to Kathy Der from 1 company from 2025 to 2025. The largest total came from Pfizer Inc.
How long has Kathy H. Der been practicing?
Kathy Der graduated from medical school in 2010, 16 years ago.
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