TONJA LEANA WINEKAUF ARNP
NPI 1710275912
Nurse Practitioner - Family in Vermillion, SD

Q: What is Tonja Winekauf's NPI number?

The NPI number for Tonja Winekauf is 1710275912. It was assigned to this individual provider in the NPPES registry on July 21, 2011.

Q: What is Tonja Winekauf's specialty?

The primary specialty registered for this NPI is Nurse Practitioner, specializing in Family, with taxonomy code 363LF0000X.

Q: When was this NPI record last updated?

The NPPES record for Tonja Winekauf was last updated on December 19, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 10 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since July 21, 2011PECOS EnrolledAccepts Medicare Assignment

20 S PLUM ST, VERMILLION, SD 57069(605) 677-3700 Get Directions Write a Review

NPPES record last updated: December 19, 2025. Verified against the NPPES registry weekly; last sync: October 18, 2026.

Record update history: Dec 19, 2025, Apr 22, 2024, Apr 16, 2024 and 2 more (5 updates tracked since 2017).

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About Tonja Leana Winekauf Arnp NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

TONJA LEANA WINEKAUF ARNP (NPI 1710275912) is an individual family provider in Vermillion, South Dakota, licensed in Iowa (106627) and active in the NPI registry since July 2011. She is enrolled in Medicare PECOS, is affiliated with St Lukes Regional Medical Center, and maintains a secondary practice location in Sioux City.

NPPES Registry Identity

NPI1710275912

Entity TypeIndividualFemale

Primary Taxonomy363LF0000X

Provider Legal NameTONJA LEANA WINEKAUFCredential: ARNP

Location Address20 S PLUM STVermillion, SD 57069-3346

Mailing AddressPo Box 5074Sioux Falls, SD 57117-5074

Phone(605) 677-3700

Sole ProprietorNo

Medical School CMSOtherGraduated 2011

Enumeration DateJuly 21, 2011

Last NPPES UpdateDecember 19, 20255 updates tracked since enumeration

NPPES CertifiedDecember 19, 2025

✔ NPI 1710275912 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyNurse Practitioner · FamilyPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363LF0000X

Licenses✔ Licensed in IA · 106627✔ Licensed in SD · CP002690

Also ListedNurse PractitionerTaxonomy 363L00000X · License 71006713A (IN)

20 S PLUM ST, Vermillion, SD 57069

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Secondary Practice Location 1

Location 13520 Singing Hills BlvdSioux City, IA 51106-5110 · Phone (712) 294-7400

Other Identifiers 1

Other106627IA · Iowa Board Of Nursing

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Ambetter from Buckeye Health Plan, Ambetter from Meridian, Ambetter Health and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Tonja Leana Winekauf Arnp is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2769656834

PECOS Enrollment IDI20111130000026, I20230404001372

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Tonja Winekauf reassigns Medicare billing to 7 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Sanford Health Network

Same address

Family Medicine

20 S PLUM ST
Vermillion, SD 57069

Reassigned Medicare billing, South Dakota enrollment
43 clinicians in this Medicare group

NPI 1013921733 (605) 624-9111

Hawarden Regional Healthcare

27 mi

Critical Access

1111 11TH ST
Hawarden, IA 51023

Reassigned Medicare billing, Iowa enrollment
37 clinicians in this Medicare group

NPI 1841261104 (712) 551-3100

Hawarden Regional Healthcare Clinics LLC

27 mi

Rural Health

1122 12TH ST
Hawarden, IA 51023

Reassigned Medicare billing, Iowa enrollment
40 clinicians in this Medicare group

NPI 1013955004 (712) 551-3400

Northwest Iowa Hospital Corporation

32 mi

Emergency Medical Services

2720 STONE PARK BLVD
Sioux City, IA 51104

Reassigned Medicare billing, Iowa enrollment
281 clinicians in this Medicare group

NPI 1215962550 (712) 279-3789

Floyd Valley Hospital

39 mi

Cardiovascular Disease

714 LINCOLN ST NE
Le Mars, IA 51031

Reassigned Medicare billing, Iowa enrollment
Medicare enrollment name: Floyd Valley Healthcare
Also billed through NPI 1326109315 (Iowa)
51 clinicians in this Medicare group

NPI 1558423640 (712) 546-3398

Iowa Physicians Clinic Medical Foundation

50 mi

Rural Health

111 MAIN ST
Kingsley, IA 51028

Reassigned Medicare billing, Iowa and South Dakota enrollments
Also billed through NPI 1366425274 (South Dakota)
1,506 clinicians in this Medicare group

NPI 1659263523 (712) 378-2921

Dallas County Hospital

151 mi

Rural Health

319 E MAIN ST
Panora, IA 50216

Reassigned Medicare billing, Iowa enrollment
Also billed through NPI 1669477089 (Iowa)
57 clinicians in this Medicare group

NPI 1023676400 (641) 755-2121

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 19

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

336 services137 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

301 services138 patients

Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes 99309

A follow-up nursing facility visit per day is a daily check-in by a healthcare professional. This 25-minute visit typically involves monitoring your health progress, addressing any concerns, and adjusting treatment plans as necessary. It's a vital part of ensuring your ongoing wellbeing.

105 services30 patients

Hemoglobin a1c level 83036

Hemoglobin A1c (HbA1c) is a test that measures your average blood sugar level over the past 2-3 months. It's used to monitor how well diabetes is being controlled. High levels may indicate that your diabetes treatment plan needs adjustment.

50 services32 patients

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213

This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.

46 services37 patients

Administration of influenza virus vaccine G0008

The administration of the influenza virus vaccine, also known as the flu shot, is a simple procedure to protect against the flu. A healthcare provider injects a small dose of the vaccine into your arm. This stimulates your immune system to produce antibodies, which will help your body fight off the flu if exposed.

45 services45 patients

Detection test by immunoassay with direct visual observation for influenza virus 87804

This is a test that identifies the influenza virus in your body. It works by using an immunoassay, a method that detects the presence of the virus through an immune response. The results are directly observable, making it a quick and efficient way to diagnose flu.

44 services21 patients

Automated urinalysis test 81003

An automated urinalysis test is a routine examination that checks your urine for various substances. It can help identify potential health issues such as kidney problems or diabetes. The test uses a machine to analyze a small urine sample, providing quick and accurate results.

39 services32 patients

Influenza vaccine, inactivated 90653

The Influenza vaccine, inactivated, is a shot given to protect against the flu. It contains killed virus particles that help your body build immunity to the flu. It's recommended annually to keep your protection up-to-date. It's safe for ages 6 months and up.

36 services36 patients

X-ray of chest, 2 views 71046

A chest X-ray, 2 views, is a quick, painless test that creates pictures of the structures inside your chest, such as your heart, lungs, and blood vessels. Two different angles are used to get a comprehensive view. This helps in diagnosing conditions like pneumonia, heart problems, or lung cancer.

34 services28 patients

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

32 services28 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

29 services29 patients

Detection test by immunoassay with direct visual observation for severe acute respiratory syndrome coronavirus 2 (covid-19) 87811

This is a test to detect COVID-19, the virus causing severe respiratory illness. It uses a method called immunoassay, which identifies the virus by its unique proteins. The test is directly observed for accuracy. It helps determine if you're currently infected.

27 services23 patients

Detection test by immunoassay with direct visual observation for streptococcus, group a (strep) 87880

A detection test by immunoassay for Group A Strep is a quick procedure to identify a bacterial infection in your throat. It involves taking a throat swab and applying it to a test strip, which changes color if Strep bacteria are present.

26 services20 patients

Transitional care management services for problem of high complexity 99496

Transitional care management services are designed to ensure a smooth transition from a hospital to home or another care setting for patients with complex health issues. These services include medication management, patient education, and coordination with healthcare providers.

18 services17 patients

Nursing facility discharge management, more than 30 minutes 99316

Nursing facility discharge management over 30 minutes is a comprehensive process where a healthcare team prepares you for leaving the facility. It involves creating a tailored plan, coordinating care, and ensuring a smooth transition to your next care setting.

16 services16 patients

Pneumococcal conjugate vaccine, 20 valent (pcv20), for intramuscular use 90677

The Pneumococcal Conjugate Vaccine (PCV20) is a shot given to protect against 20 types of bacteria that can cause serious infections like pneumonia and meningitis. It's administered through a muscle, usually in the arm. It's important for overall health.

14 services14 patients

Administration of pneumococcal vaccine G0009

The pneumococcal vaccine helps protect against pneumococcal bacteria, which can cause severe infections like pneumonia and meningitis. The vaccine is given as an injection, typically in the arm. It's recommended for infants, older adults, and those with certain health conditions.

13 services13 patients

X-ray of abdomen, 2 views 74019

An X-ray of the abdomen, 2 views, is a non-invasive imaging test. It uses a small amount of radiation to capture pictures of the structures inside your belly. The two views provide different angles, helping doctors see your organs clearly and detect any issues.

11 services11 patients

Hospital Affiliations CMS Care Compare 2

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

St Lukes Regional Medical Center

Acute Care Hospitals · Sioux City, IA

2/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number160146

Location2720 Stone Park BoulevardSioux City, IA 51104 · Woodbury County

Emergency services Birthing friendly

Sanford Vermillion Hospital

Critical Access Hospitals · Vermillion, SD

OwnershipVoluntary non-profit - Private

CMS Certification Number431336

Location20 South Plum StreetVermillion, SD 57069 · Clay County

Emergency services

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 57069 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$85.21 typical visit price

range $55.52 – $167.23

Typical copayment $21.30 (range $13.88 – $41.80)

Most-billed visit code 99203

Established Patient

$97.88 typical visit price

range $18.08 – $137.08

Typical copayment $24.47 (range $4.52 – $34.27)

Most-billed visit code 99214

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

SANFORD HOME HEALTH

Home Health