Tonja Winekauf, ARNP
NPI 1710275912 · Family Nurse Practitioner · Vermillion, SD
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Tonja Winekauf, ARNP is a Family Nurse Practitioner provider in Vermillion, SD (NPI 1710275912).
Provider details
- NPI number
- 1710275912
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- ARNP
- Sex
- Female
- Sole proprietor
- No
- License
- 106627 (IA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
14 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,297 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 336 | $100 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 301 | $9 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 125 | $13 |
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 105 | $84 |
| Hemoglobin A1c Level83036 | 50 | $10 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 80 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 244 | 70 |
| Lisinopril | 156 | 41 |
| Levothyroxine Sodium | 138 | 40 |
| Hydrochlorothiazide | 110 | 32 |
| Omeprazole | 110 | 39 |
| Amlodipine Besylate | 102 | 34 |
| Gabapentin | 93 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$302 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 3520 Singing Hills BlvdSioux City, IA 51106-5110Phone: (712) 294-7400
Registry dates
- Enumerated
- 2011-07-21
- Last updated
- 2025-12-19
- Certified
- 2025-12-19
Frequently asked questions
- What is Tonja Winekauf's NPI number?
- Tonja Winekauf's National Provider Identifier (NPI) is 1710275912, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Tonja Winekauf's specialty?
- Tonja Winekauf is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Tonja Winekauf located?
- Tonja Winekauf's practice location on file with NPPES is 20 S Plum St, Vermillion, SD 57069-3346.
- What is Tonja Winekauf's phone number?
- The practice phone number listed in the NPPES registry for Tonja Winekauf is (605) 677-3700.
- Does Tonja Winekauf accept Medicare?
- Tonja Winekauf is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Tonja Winekauf's NPI active?
- Yes — Tonja Winekauf's NPI (1710275912) is active in the NPPES registry as of the last update on 2025-12-19.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.