What is Eastern Wisconsin Medical Company S.c.'s NPI number?

Eastern Wisconsin Medical Company S.c.'s National Provider Identifier (NPI) is 1831604081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What type of organization is Eastern Wisconsin Medical Company S.c.?

Eastern Wisconsin Medical Company S.c. is classified in the NPPES registry as Surgery Physician (Allopathic & Osteopathic Physicians).

Where is Eastern Wisconsin Medical Company S.c. located?

Eastern Wisconsin Medical Company S.c.'s practice location on file with NPPES is 245 S Executive Dr Ste 350, Brookfield, WI 53005-4214.

What is Eastern Wisconsin Medical Company S.c.'s phone number?

The practice phone number listed in the NPPES registry for Eastern Wisconsin Medical Company S.c. is (262) 373-1647.

Does Eastern Wisconsin Medical Company S.c. accept Medicare?

Eastern Wisconsin Medical Company S.c. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.

Who is the authorized official for Eastern Wisconsin Medical Company S.c.?

The authorized official listed on Eastern Wisconsin Medical Company S.c.'s NPPES record is Nathan Amoruso, Sr Vp Revenue. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.

Is Eastern Wisconsin Medical Company S.c.'s NPI active?

Yes — Eastern Wisconsin Medical Company S.c.'s NPI (1831604081) is active in the NPPES registry as of the last update on 2023-05-04.

OrganizationActiveAccepts Medicare

Eastern Wisconsin Medical Company S.c.

NPI 1831604081 · Surgery Physician · Brookfield, WI

Eastern Wisconsin Medical Company S.c. is a Surgery Physician organization in Brookfield, WI (NPI 1831604081).

Provider details

NPI number: 1831604081
Entity type: Organization
Primary specialty: Surgery PhysicianAllopathic & Osteopathic Physicians
Organization subpart: No
Authorized official: Nathan Amoruso, Sr Vp Revenue(847) 593-8460

Practice location

245 S Executive Dr Ste 350

Brookfield, WI 53005-4214

Phone: (262) 373-1647

Fax: (262) 373-1650

Street-level locationGet directions

More WI providers

Mailing address

Po Box 1602

Northbrook, IL 60065-1602

Specialties & taxonomies

Surgery PhysicianPrimary208600000X
Allopathic & Osteopathic Physicians
Phlebology Physician202K00000X
Allopathic & Osteopathic Physicians
Vascular & Interventional Radiology Physician2085R0204X
Allopathic & Osteopathic Physicians
Vascular Surgery Physician2086S0129X
Allopathic & Osteopathic Physicians

Enrolled with Medicare as Part B Supplier - Clinic/Group Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)

Profile Score

Established profile(69/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
8 yrs in NPPES registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

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.

Enumerated: 2017-12-11
Last updated: 2023-05-04
Certified: 2023-05-04

Frequently asked questions

What is Eastern Wisconsin Medical Company S.c.'s NPI number?: Eastern Wisconsin Medical Company S.c.'s National Provider Identifier (NPI) is 1831604081, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
What type of organization is Eastern Wisconsin Medical Company S.c.?: Eastern Wisconsin Medical Company S.c. is classified in the NPPES registry as Surgery Physician (Allopathic & Osteopathic Physicians).
Where is Eastern Wisconsin Medical Company S.c. located?: Eastern Wisconsin Medical Company S.c.'s practice location on file with NPPES is 245 S Executive Dr Ste 350, Brookfield, WI 53005-4214.
What is Eastern Wisconsin Medical Company S.c.'s phone number?: The practice phone number listed in the NPPES registry for Eastern Wisconsin Medical Company S.c. is (262) 373-1647.
Does Eastern Wisconsin Medical Company S.c. accept Medicare?: Eastern Wisconsin Medical Company S.c. is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
Who is the authorized official for Eastern Wisconsin Medical Company S.c.?: The authorized official listed on Eastern Wisconsin Medical Company S.c.'s NPPES record is Nathan Amoruso, Sr Vp Revenue. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
Is Eastern Wisconsin Medical Company S.c.'s NPI active?: Yes — Eastern Wisconsin Medical Company S.c.'s NPI (1831604081) is active in the NPPES registry as of the last update on 2023-05-04.

Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.

Provider details

Practice location

Mailing address

Specialties & taxonomies

Profile Score

Registry dates

Frequently asked questions

Specialties & taxonomies

Profile Score

Frequently asked questions