Katherine Rose Studer, PA-C
- Part D claims, 2024
- 1,081
- Hospital affiliations
- 1
- Industry payments
- $848
- Medical group
- 1
- State license
- 1
- Practice address
- 1000 N Westmoreland Rd, Lake Forest, IL 60045
- Practice phone
- Call (847) 234-5600
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Northwestern Catherine Gratz Griffin Lake Forest Hospital
Lake Forest, Illinois
Find Katherine Studer'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.
Katherine Rose Studer is a physician assistant in Lake Forest, Illinois
Katherine Studer practices at Northwestern Catherine Gratz Griffin Lake Forest Hospital in Lake Forest, Illinois.
Katherine Studer's NPI, 1952017857, was assigned on January 25, 2023. Katherine Studer holds Illinois license 085009316.
- NPI
- 1952017857NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315403557
- NPI enumeration date
- January 25, 2023
- NPI status
- Active
- Practice phone
- (847) 234-5600
- 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 Practice Data
Katherine Rose Studer practices at Northwestern Catherine Gratz Griffin Lake Forest Hospital in Lake Forest, Illinois
Katherine Studer's primary practice is Northwestern Catherine Gratz Griffin Lake Forest Hospital, at 1000 N Westmoreland Rd, Lake Forest, IL 60045 in Lake County. The practice phone is (847) 234-5600.
- Northwestern Catherine Gratz Griffin Lake Forest Hospital1000 N Westmoreland Rd, Lake Forest, IL 60045 · Lake CountyPhone(847) 234-5600
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Katherine Rose Studer is affiliated with 3 sites of care and 1 medical group
Katherine Studer's primary practice is Northwestern Catherine Gratz Griffin Lake Forest Hospital in Lake Forest, Illinois. Katherine Studer is also affiliated with Advocate Condell Medical Center. The medical group on file is Associated Physicians of Libertyville. Dmand AI also links Katherine Studer to 1 more group practice or clinic, 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 Katherine Rose Studer's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Katherine Studer practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Northwestern Catherine Gratz Griffin Lake Forest Hospital | Available with a free account |
| +2 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
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Katherine Rose Studer is one of 4,299 physician assistants in Illinois
Physician assistant is Katherine Studer's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Katherine Studer is licensed in Illinois.
Specialties and state licenses
- Physician assistant, IllinoisPrimary
Physician assistants near Katherine Studer
Counts of physician assistants 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
Katherine Rose Studer's patients have a median age of 58
Across all payers, Dmand AI patient panel data puts Katherine Studer's median patient age at 58, with 68% women.
Katherine Studer's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 58
Patient panel by sex, all payers
- Women68%
- Men32%
Source: Dmand AI Patient Panel Data
Katherine Rose Studer wrote 1,081 Medicare Part D claims in 2024
In 2024, Katherine Studer wrote 1,081 Medicare Part D claims for 213 patients. 88% of them were for generic drugs.
Katherine Studer's Part D claims by kind of drug, 2024
- Generic953 claims88%
- Brand-name and other128 claims12%
Drug classes CMS tracks in Katherine Studer's Part D claims, 2024
- Antibiotics10%107 of 1,081 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
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Katherine Rose Studer received $848 in industry payments in 2025
CMS Open Payments shows 42 general payments to Katherine Studer from 13 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Eli Lilly and Company paid the most, $196.
Companies that paid Katherine Studer 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 Katherine Rose Studer'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 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 Katherine Rose Studer
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Katherine Rose Studer's NPI number?
Katherine Rose Studer's NPI number is 1952017857. It was assigned on January 25, 2023, and it is active in the NPI Registry.
What does Katherine Rose Studer specialize in?
Katherine Rose Studer is a physician assistant in Lake Forest, Illinois. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Katherine Rose Studer practice?
Katherine Studer practices at 1000 N Westmoreland Rd, Lake Forest, IL 60045. Katherine Studer's primary practice is Northwestern Catherine Gratz Griffin Lake Forest Hospital in Lake Forest, Illinois. Dmand AI also links Katherine Studer to 1 group practice or clinic.
What is Katherine Rose Studer's office phone number?
The practice phone on file for Katherine Studer is (847) 234-5600.
What is Katherine Rose Studer's medical license number?
Katherine Studer holds Illinois license 085009316.
Which hospitals is Katherine Rose Studer affiliated with?
Katherine Studer is affiliated with Advocate Condell Medical Center.
What medical group is Katherine Rose Studer part of?
Katherine Studer is linked to Associated Physicians of Libertyville.
Has Katherine Rose Studer received payments from drug or device companies?
CMS Open Payments shows $848 in general payments to Katherine Studer from 13 companies from 2025 to 2025. The largest total came from Eli Lilly and Company.
How long has Katherine Rose Studer been practicing?
Katherine Studer's NPI was assigned in 2023.
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