Korey Robert Zellner, PA-C
- Medicare patients, 2024
- 59
- Part D claims, 2024
- 363
- Hospital affiliations
- 2
- Industry payments
- $268
- Medical groups
- 2
- Practice address
- 1506 S Oneida St, Appleton, WI 54915
- Practice phone
- Call (920) 738-2000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Find Korey Zellner'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.
Korey Robert Zellner is a physician assistant in Appleton, Wisconsin
Korey Zellner practices at Ascension NE Wisconsin - St. Elizabeth Hospital in Appleton, Wisconsin, part of Ascension Health Alliance.
Korey Zellner's NPI, 1699921015, was assigned on August 18, 2008. Korey Zellner holds Wisconsin license 2323.
- NPI
- 1699921015NPI Registry (opens in a new tab)
- Medicare PAC ID
- 6103994116
- NPI enumeration date
- August 18, 2008
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (920) 738-2000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 44
- Medical school graduation
- 2008
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Korey Robert Zellner practices at Ascension NE Wisconsin - St. Elizabeth Hospital in Appleton, Wisconsin
Korey Zellner's primary practice is Ascension NE Wisconsin - St. Elizabeth Hospital, at 1506 S Oneida St, Appleton, WI 54915 in Outagamie County. The practice phone is (920) 738-2000.
- Ascension NE Wisconsin - St. Elizabeth Hospital1506 S Oneida St, Appleton, WI 54915 · Outagamie CountyPhone(920) 738-2000
Source: Dmand AI Affiliation Data
Korey Robert Zellner is affiliated with 2 sites of care and 2 medical groups
Korey Zellner's primary practice is Ascension NE Wisconsin - St. Elizabeth Hospital in Appleton, Wisconsin, part of Ascension Health Alliance. Korey Zellner is also affiliated with SSM Health St. Mary's Hospital - Madison. The medical group on file is Ascension Medical Group WI - Main Street - Family Medicine. Dmand AI also links Korey Zellner to 1 more medical group, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Korey Robert Zellner's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Korey Zellner practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Ascension NE Wisconsin - St. Elizabeth Hospital | Available with a free account |
| +1 more site 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 Ascension Health Alliance and 6.2K+ hospitals, with verified contacts in the same login.
Korey Robert Zellner is one of 3,127 physician assistants in Wisconsin
Physician assistant is Korey Zellner's primary specialty in the NPI Registry, under taxonomy code 363A00000X. Korey Zellner is licensed in Wisconsin.
Specialties and state licenses
- Physician assistant, WisconsinPrimary
Physician assistants near Korey Zellner
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
Korey Robert Zellner treated 59 Medicare patients in 2024, average age 72
CMS counts 59 Medicare patients who saw Korey Zellner in 2024. The largest group is 65 to 74, with 38 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 0.99, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Korey Zellner's median patient age at 73, with 37% women.
Korey Zellner's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Korey Zellner's Medicare patients by sex, 2024
- Women1525%
- Men4475%
Chronic conditions among Korey Zellner's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Ischemic heart disease75%
- Atrial fibrillation54%
- Diabetes54%
- Heart failure46%
- Anxiety32%
- Arthritis32%
Share of Medicare patients with each condition. A patient can have several.
Korey Zellner's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 73
Patient panel by sex, all payers
- Women37%
- Men63%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Korey Robert Zellner wrote 363 Medicare Part D claims in 2024
In 2024, Korey Zellner wrote 363 Medicare Part D claims for 58 patients. 99% of them were for generic drugs.
Korey Zellner's Part D claims by kind of drug, 2024
- Generic358 claims99%
- Brand-name and other5 claims1%
Drug classes CMS tracks in Korey Zellner's Part D claims, 2024
- Opioids11%39 of 363 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
How Korey Robert Zellner takes part in Medicare
Korey Zellner 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)
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.
Korey Robert Zellner received $268 in industry payments in 2025
CMS Open Payments shows 2 general payments to Korey Zellner from 2 drug and device companies in 2025. Food and beverage make up the largest share, 100% of the total. Zimmer Biomet Holdings, Inc. paid the most, $149.
Companies that paid Korey Zellner 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 Korey Robert Zellner'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) |
| 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 Korey Robert Zellner
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Korey Robert Zellner's NPI number?
Korey Robert Zellner's NPI number is 1699921015. It was assigned on August 18, 2008, and it is active in the NPI Registry.
What does Korey Robert Zellner specialize in?
Korey Robert Zellner is a physician assistant in Appleton, Wisconsin. The primary specialty in the NPI Registry is Physician Assistant (taxonomy code 363A00000X).
Where does Korey Robert Zellner practice?
Korey Zellner practices at 1506 S Oneida St, Appleton, WI 54915. Korey Zellner's primary practice is Ascension NE Wisconsin - St. Elizabeth Hospital in Appleton, Wisconsin, part of Ascension Health Alliance. Dmand AI also links Korey Zellner to 1 medical group.
What is Korey Robert Zellner's office phone number?
The practice phone on file for Korey Zellner is (920) 738-2000.
What is Korey Robert Zellner's medical license number?
Korey Zellner holds Wisconsin license 2323.
Which hospitals is Korey Robert Zellner affiliated with?
Korey Zellner practices at Ascension NE Wisconsin - St. Elizabeth Hospital in Appleton, Wisconsin. Korey Zellner is also affiliated with SSM Health St. Mary's Hospital - Madison.
What medical group is Korey Robert Zellner part of?
Korey Zellner is linked to Ascension Medical Group WI - Main Street - Family Medicine. Dmand AI links Korey Zellner to 1 more medical group.
Does Korey Robert Zellner accept Medicare?
Yes. CMS lists Korey Zellner as accepting Medicare assignment.
How many Medicare patients does Korey Robert Zellner see?
CMS counts 59 Medicare patients who saw Korey Zellner in 2024, with an average age of 72.
Has Korey Robert Zellner received payments from drug or device companies?
CMS Open Payments shows $268 in general payments to Korey Zellner from 2 companies from 2025 to 2025. The largest total came from Zimmer Biomet Holdings, Inc.
How long has Korey Robert Zellner been practicing?
Korey Zellner graduated from medical school in 2008, 18 years ago.
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