Karla L. Stumpp, APNP
- Medicare patients, 2024
- 78
- Part D claims, 2024
- 2,184
- Hospital affiliations
- 6
- Industry payments
- $819
- Medical groups
- 5
- Practice address
- 800 Riverside Drive, Waupaca, WI 54981
- Practice phone
- Call (715) 258-1000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Karla Stumpp'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.
Karla L. Stumpp is a family nurse practitioner in Waupaca, Wisconsin
Karla Stumpp practices at ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin, part of Froedtert ThedaCare Health.
Karla Stumpp's NPI, 1336621713, was assigned on September 3, 2018. Karla Stumpp holds Wisconsin license 9668.
- NPI
- 1336621713NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9739432352
- NPI enumeration date
- September 3, 2018
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (715) 258-1000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 34
- Medical school graduation
- 2018
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Karla L. Stumpp practices at ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin
Karla Stumpp's primary practice is ThedaCare Medical Center-Waupaca, at 800 Riverside Drive, Waupaca, WI 54981 in Waupaca County. The practice phone is (715) 258-1000.
- ThedaCare Medical Center-Waupaca800 Riverside Drive, Waupaca, WI 54981 · Waupaca CountyPhone(715) 258-1000
Source: Dmand AI Affiliation Data
Karla L. Stumpp is affiliated with 9 sites of care and 5 medical groups
Karla Stumpp's primary practice is ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin, part of Froedtert ThedaCare Health. Karla Stumpp is also affiliated with Aspirus Wausau Hospital. The medical group on file is Geiger Medical. Dmand AI also links Karla Stumpp to 4 more hospitals, 4 medical groups, 1 group practice or clinic, 1 home health agency and 1 skilled nursing facility, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Karla L. Stumpp's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Karla Stumpp practices, 9 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| ThedaCare Medical Center-Waupaca | Available with a free account |
| +8 more sites and 4 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Karla L. Stumpp is one of 2,261 family nurse practitioners in Wisconsin
Family is Karla Stumpp's primary specialty in the NPI Registry, under taxonomy code 363LF0000X. Dmand AI has Karla Stumpp's licenses on file in 2 states: Wisconsin and Utah.
Specialties and state licenses
- Family nurse practitioner, WisconsinPrimary
- Utah license
Family nurse practitioners near Karla Stumpp
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
Karla L. Stumpp treated 78 Medicare patients in 2024, average age 79
CMS counts 78 Medicare patients who saw Karla Stumpp in 2024. The largest group is 75 to 84, with 29 patients. 75% of them have high blood pressure, and 75% have high cholesterol. Their average risk score is 1.98, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Karla Stumpp's median patient age at 75, with 61% women.
Karla Stumpp's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Karla Stumpp's Medicare patients by sex, 2024
- Women5064%
- Men2836%
Chronic conditions among Karla Stumpp's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis65%
- Chronic kidney disease58%
- Mood disorders53%
- Depression49%
- Anxiety47%
- Heart failure41%
Share of Medicare patients with each condition. A patient can have several.
Karla Stumpp's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 75
Patient panel by sex, all payers
- Women61%
- Men39%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Karla L. Stumpp wrote 2,184 Medicare Part D claims in 2024
In 2024, Karla Stumpp wrote 2,184 Medicare Part D claims for 205 patients. 86% of them were for generic drugs.
Karla Stumpp's Part D claims by kind of drug, 2024
- Generic1,877 claims86%
- Brand-name282 claims13%
- Other25 claims1%
Drug classes CMS tracks in Karla Stumpp's Part D claims, 2024
- Opioids6%133 of 2,184 claims
- Antibiotics3%55 of 2,184 claims
- Antipsychotics, patients 65 and over1%20 of 2,184 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
Karla L. Stumpp offers telehealth to Medicare patients
Karla Stumpp accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Karla Stumpp as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
For MedTech and pharma teams
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Karla L. Stumpp received $819 in industry payments in 2025
CMS Open Payments shows 2 general payments to Karla Stumpp from 2 drug and device companies in 2025. Consulting fees make up the largest share, 98% of the total. Sanofi and Genzyme US Companies paid the most, $800.
General payments to Karla Stumpp by kind, 2025 to 2025
- Consulting fees$80098%
- Food and beverage$192%
Companies that paid Karla Stumpp 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 Karla L. Stumpp'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 Karla L. Stumpp
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Karla L. Stumpp's NPI number?
Karla L. Stumpp's NPI number is 1336621713. It was assigned on September 3, 2018, and it is active in the NPI Registry.
What does Karla L. Stumpp specialize in?
Karla L. Stumpp is a family nurse practitioner in Waupaca, Wisconsin. The primary specialty in the NPI Registry is Family Nurse Practitioner (taxonomy code 363LF0000X).
Where does Karla L. Stumpp practice?
Karla Stumpp practices at 800 Riverside Drive, Waupaca, WI 54981. Karla Stumpp's primary practice is ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin, part of Froedtert ThedaCare Health. Dmand AI also links Karla Stumpp to 4 hospitals, 4 medical groups, 1 group practice or clinic, 1 home health agency and 1 skilled nursing facility.
What is Karla L. Stumpp's office phone number?
The practice phone on file for Karla Stumpp is (715) 258-1000.
What is Karla L. Stumpp's medical license number?
Karla Stumpp holds Wisconsin license 9668, one of the licenses on file in 2 states.
Which states has Karla L. Stumpp been licensed in?
Dmand AI has state licenses on file for Karla Stumpp in Wisconsin and Utah.
Which hospitals is Karla L. Stumpp affiliated with?
Karla Stumpp practices at ThedaCare Medical Center-Waupaca in Waupaca, Wisconsin. Karla Stumpp is also affiliated with Aspirus Wausau Hospital. Dmand AI links Karla Stumpp to 4 more hospitals.
What medical group is Karla L. Stumpp part of?
Karla Stumpp is linked to Geiger Medical. Dmand AI links Karla Stumpp to 4 more medical groups.
Does Karla L. Stumpp accept Medicare?
Yes. CMS lists Karla Stumpp as accepting Medicare assignment.
Does Karla L. Stumpp offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Karla Stumpp as offering telehealth services.
Show 3 more questionsShow fewer questions
How many Medicare patients does Karla L. Stumpp see?
CMS counts 78 Medicare patients who saw Karla Stumpp in 2024, with an average age of 79.
Has Karla L. Stumpp received payments from drug or device companies?
CMS Open Payments shows $819 in general payments to Karla Stumpp from 2 companies from 2025 to 2025. The largest total came from Sanofi and Genzyme US Companies.
How long has Karla L. Stumpp been practicing?
Karla Stumpp graduated from medical school in 2018, 8 years ago.
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