Cassandra Hardy
NPI 1578145744 · Emergency Medicine Physician · Sheboygan, WI
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cassandra Hardy is a Emergency Medicine Physician provider in Sheboygan, WI (NPI 1578145744).
Provider details
- NPI number
- 1578145744
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Female
- Sole proprietor
- No
- License
- 76229 (MN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
7 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 (6)
- 640 Jackson StSaint Paul, MN 55101-2595Phone: (651) 254-3456
- 927 Churchill St WStillwater, MN 55082-6605Phone: (651) 430-4529
- 265 Griffin St EAmery, WI 54001-1439Phone: (715) 268-8000
- 405 Stageline RdHudson, WI 54016-7848Phone: (715) 531-6000
- 749 University Row Ste 200Madison, WI 53705-1465Phone: (608) 263-6400
- 535 Hospital RdNew Richmond, WI 54017-1449Phone: (715) 243-2600
Registry dates
- Enumerated
- 2021-04-26
- Last updated
- 2025-08-04
- Certified
- 2025-08-04
Frequently asked questions
- What is Cassandra Hardy's NPI number?
- Cassandra Hardy's National Provider Identifier (NPI) is 1578145744, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cassandra Hardy's specialty?
- Cassandra Hardy is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Cassandra Hardy located?
- Cassandra Hardy's practice location on file with NPPES is 3400 Union Ave, Sheboygan, WI 53081-8426.
- What is Cassandra Hardy's phone number?
- The practice phone number listed in the NPPES registry for Cassandra Hardy is (920) 802-2100.
- Does Cassandra Hardy accept Medicare?
- Cassandra Hardy is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cassandra Hardy's NPI active?
- Yes — Cassandra Hardy's NPI (1578145744) is active in the NPPES registry as of the last update on 2025-08-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.