SAAK, SC
NPI 1518744986
Internal Medicine - Interventional Cardiology in Brookfield, WI

Active since September 11, 2023
18200 W CAPITOL DR STE 200, BROOKFIELD, WI 53045(262) 444-5148(262) 444-5457 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: November 08, 2026.

Record update history: Jul 13, 2026, Feb 13, 2025, Feb 7, 2025 (3 updates tracked since 2025).

About Saak, Sc NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

SAAK, SC (NPI 1518744986) is a healthcare organization registered as an interventional cardiology in Brookfield, Wisconsin and active in the NPI registry since September 2023. The organization lists Joshua James, Manager Of Operations, as its authorized official.

NPPES Registry Identity

NPI1518744986
Entity TypeOrganization
Primary Taxonomy207RI0011X
Legal Business NameSAAK, SC
Location Address18200 W CAPITOL DR STE 200Brookfield, WI 53045-1446
Mailing Address18200 W Capitol Dr Ste 200Brookfield, WI 53045-1446 · (262) 444-5148 · Fax (262) 444-5457
Fax(262) 444-5457
Organization SubpartNo
Authorized OfficialJoshua JamesManager Of Operations · (262) 444-5148
Enumeration DateSeptember 11, 2023
Last NPPES UpdateJuly 13, 20263 updates tracked since enumeration
NPPES CertifiedJuly 13, 2026
✔ NPI 1518744986 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 3

★ Primary SpecialtyInternal Medicine · Interventional CardiologyAllopathic & Osteopathic Physicians
Taxonomy Code207RI0011X
Definition
An area of medicine within the subspecialty of cardiology, which uses specialized imaging and other diagnostic techniques to evaluate blood flow and pressure in the coronary arteries and chambers of the heart and uses technical procedures and medications to treat abnormalities that impair the function of the cardiovascular system.
Also ListedUrologyTaxonomy 208800000X
Also ListedClinic/Center · Ambulatory SurgicalTaxonomy 261QA1903X
18200 W CAPITOL DR STE 200, Brookfield, WI 53045

Group Practice 1

Group TaxonomyThis provider is a business group of one or more individual practitioners, who practice with different areas of specialization.193200000X MULTI-SPECIALTY GROUP

Accepted Insurance

Medicare Participation & PECOS CMS

Medicare enrollment and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Saak, Sc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

13

Medicare enrollment records show 13 clinicians reassign Medicare billing to Saak, Sc, which bills Medicare for the services they deliver. Of these, 4 practice at this address and 7 within 10 miles. They are listed nearest first.

Clinicians by Medicare Specialty 8

Certified Registered Nurse Anesthetist (CRNA)4
Nurse Practitioner2
Obstetrics/Gynecology2
Anesthesiology1
Family Practice1
General Surgery1
Interventional Cardiology1
Neurology1

Clinicians, nearest first (13)

Family Practice
NPI 1982817771
18200 W CAPITOL DR STE 200
Brookfield, WI 53045
(262) 444-2158
✔ PECOS✔ Accepts MedicareSame address
Nurse Practitioner
NPI 1972339679
18200 W CAPITOL DR STE 200
Brookfield, WI 53045
(262) 444-5148
✔ PECOS✔ Accepts MedicareSame address
Interventional Cardiology
NPI 1063489615
18200 W CAPITOL DR STE 200
Brookfield, WI 53045
(262) 444-5148
✔ PECOS✔ Accepts MedicareSame address
Obstetrics/Gynecology
NPI 1942252762
18200 W CAPITOL DR STE 200
Brookfield, WI 53045
(262) 444-5148
✔ PECOS✔ Accepts MedicareSame address
Certified Registered Nurse Anesthetist (CRNA)
NPI 1396004065
9200 W WISCONSIN AVE
Milwaukee, WI 53226
(414) 805-2764
✔ PECOS✔ Accepts Medicare6.7 mi
Anesthesiology
NPI 1255315586
9200 W WISCONSIN AVE
Milwaukee, WI 53226
(414) 805-8700
✔ PECOS✔ Accepts Medicare6.8 mi
Obstetrics/Gynecology
NPI 1548340581
8905 W LINCOLN AVE SUITE 501
West Allis, WI 53227
(414) 978-2229
✔ PECOS✔ Accepts Medicare8.5 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1912240763
945 N 12TH ST
Milwaukee, WI 53233
(414) 219-2000
✔ PECOS✔ Accepts Medicare11 mi
Nurse Practitioner
NPI 1659964088
2323 N LAKE DR
Milwaukee, WI 53211
(414) 585-2263
✔ PECOS✔ Accepts Medicare13 mi
Neurology
NPI 1780648048
2603 W RAWSON AVE SUITE 128
Oak Creek, WI 53154
(414) 431-6760
✔ PECOS✔ Accepts Medicare15 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1356864276
3200 PLEASANT VALLEY RD
West Bend, WI 53095
(262) 836-7300
✔ PECOS18 mi
General Surgery
NPI 1871758029
1421 S PARK ST
Madison, WI 53715
(608) 441-6888
✔ PECOS✔ Accepts Medicare64 mi
Certified Registered Nurse Anesthetist (CRNA)
NPI 1699386284
120 S MYRTLE AVE
Villa Park, IL 60181
(630) 247-1330
✔ PECOS✔ Accepts Medicare84 mi

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Saak, Sc's NPI number?

The NPI number for Saak, Sc is 1518744986. It was assigned to this organization in the NPPES registry on September 11, 2023.

Where is Saak, Sc located?

Saak, Sc is located at 18200 W Capitol Dr Ste 200, Brookfield, WI 53045. The listed phone number is (262) 444-5148.

What is Saak, Sc's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Interventional Cardiology, with taxonomy code 207RI0011X.

Is Saak, Sc enrolled in Medicare?

Yes. Saak, Sc is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Saak, Sc?

According to the CMS Revalidation Reassignment List (October 2026 release), 13 clinicians in 8 Medicare specialties reassign their Medicare billing to Saak, Sc. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. The largest specialties are Certified Registered Nurse Anesthetist (CRNA) (4), Nurse Practitioner (2) and Obstetrics/Gynecology (2). Of these, 4 practice at this address and 7 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Saak, Sc accept?

Health plans from Anthem Blue Cross and Blue Shield list Saak, Sc as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Saak, Sc was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.