Natalie Wietfeldt, MD
NPI 1205409034 · Family Medicine Physician · Janesville, WI
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Natalie Wietfeldt, MD is a Family Medicine Physician provider in Janesville, WI (NPI 1205409034).
Provider details
- NPI number
- 1205409034
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 77581 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
231 Medicare services, 2024 (ranked within specialty)
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 methodology.
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 | 85 | $88 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 53 | $73 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 51 | $61 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 19 | $116 |
| 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 | 12 | $15 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 58 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 89 | 35 |
| Levothyroxine Sodium | 86 | 23 |
| Apixabanbrand: Eliquis | 73 | 12 |
| Omeprazole | 66 | 23 |
| Losartan Potassium | 64 | 15 |
| Lisinopril | 59 | 19 |
| Gabapentin |
Practice location
Mailing address
Additional practice locations (1)
- 3524 E Milwaukee StJanesville, WI 53546-1626Phone: (608) 756-7100Fax: (608) 756-7225
Registry dates
- Enumerated
- 2021-07-20
- Last updated
- 2023-12-18
- Certified
- 2023-12-18
Frequently asked questions
- What is Natalie Wietfeldt's NPI number?
- Natalie Wietfeldt's National Provider Identifier (NPI) is 1205409034, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Natalie Wietfeldt's specialty?
- Natalie Wietfeldt is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Natalie Wietfeldt located?
- Natalie Wietfeldt's practice location on file with NPPES is 849 Kellogg Ave, Janesville, WI 53546-2808.
- What is Natalie Wietfeldt's phone number?
- The practice phone number listed in the NPPES registry for Natalie Wietfeldt is (608) 755-7960.
- Does Natalie Wietfeldt accept Medicare?
- Natalie Wietfeldt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Natalie Wietfeldt's NPI active?
- Yes — Natalie Wietfeldt's NPI (1205409034) is active in the NPPES registry as of the last update on 2023-12-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.