Jennifer Niedfeldt, MD
NPI 1215943451 · Anesthesiology Physician · Grafton, WI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Jennifer Niedfeldt, MD is a Anesthesiology Physician provider in Grafton, WI (NPI 1215943451).
Provider details
- NPI number
- 1215943451
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- 35679 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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.
Practice location
Mailing address
Additional practice locations (1)
- 575 West River Woods ParkwayGlendale, WI 53212Phone: (414) 961-6700Fax: (414) 961-6727
Registry dates
- Enumerated
- 2006-07-31
- Last updated
- 2025-02-10
- Certified
- 2025-02-10
Frequently asked questions
- What is Jennifer Niedfeldt's NPI number?
- Jennifer Niedfeldt's National Provider Identifier (NPI) is 1215943451, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Niedfeldt's specialty?
- Jennifer Niedfeldt is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Jennifer Niedfeldt located?
- Jennifer Niedfeldt's practice location on file with NPPES is 975 Port Washington Rd, Grafton, WI 53024-9201.
- What is Jennifer Niedfeldt's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Niedfeldt is (262) 329-1000.
- Does Jennifer Niedfeldt accept Medicare?
- Jennifer Niedfeldt is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Jennifer Niedfeldt's NPI active?
- Yes — Jennifer Niedfeldt's NPI (1215943451) is active in the NPPES registry as of the last update on 2025-02-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.