Siwen Liu, D.O.

Individual provider Active NPI Surgery Physician · Baldwin, WI

NPI 1972037158 · NPPES record last updated Dec 29, 2023

Key facts

NPI
1972037158
Entity type
Individual (NPI type 1)
Primary specialty
Surgery Physician 208600000X
License
81075 (WI)
Practice address
1100 Bergslien St
Baldwin, WI 54002-2600
Phone
(715) 684-1111
Fax
(715) 684-1119
NPI assigned
Apr 14, 2017
Sex
Female
Sole proprietor
No

Organizations & group practices 7

Organizations this provider is connected to: Medicare benefit reassignments (the organization bills Medicare for this provider’s services), Care Compare group memberships and National Provider Directory roles.

Hospital & facility affiliations 1

Hospitals and other facilities this clinician is affiliated with according to Medicare Care Compare.

Medicare Care Compare profile

Specialty
General Surgery
Education
Other, 2017
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Baldwin Area Medical Center Inc (88 clinicians)

Practice addresses (Care Compare)

1100 Bergslien St
Baldwin, WI 54002-2600
Phone (715) 684-1555

Hospital & facility affiliations

  • Western Wisconsin Health Hospital · Baldwin, WI · CCN 521347

Procedures performed for Medicare patients

ProcedureNumber of procedures
Upper gastrointestinal (GI) endoscopy for acid reflux1-10

Medicare participation

Medicare fee-for-service enrollment
Enrolled in WI
Eligible to order & refer
Part B services: Yes · DME: Yes · Home health: Yes · Power mobility devices: Yes · Hospice: Yes

Medicare enrollment records

Enrollment IDStateProvider typePAC IDDetails
I20230801002674 WI Practitioner - General Surgery 0941661391 Reassigns benefits to 3 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Osteopathy

Practice roles

OrganizationSpecialtyStatusNew patients
Hudson Physicians, S.C. Current Accepting new patients
Hudson Physicians, S.C. Surgery Current
since May 1, 2025
Accepting new patients
Baldwin Area Medical Center Inc. Current
since Aug 1, 2023
Accepting new patients
Baldwin Area Medical Center, Inc. Current Accepting new patients
Baldwin Area Medical Center, Inc. Current
since Aug 1, 2023
Accepting new patients
Hudson Physicians, S.C. Past Accepting new patients

Locations

1100 Bergslien St
Baldwin, WI 54002
Phone (715) 684-1111

2651 Hillcrest Dr
Ste 303
Hudson, WI 54016

2651 Hillcrest Dr
Hudson, WI 54016
Phone (630) 632-2648

525 N Knowles Ave
#100
New Richmond, WI 54017

Interoperability endpoints

  • Direct secure messaging: wliu627954@excellian.direct.allina.com

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Surgery Physician 208600000X 81075 WI Yes

Addresses

Primary practice location

1100 Bergslien St
Baldwin, WI 54002-2600

Mailing address

1100 Bergslien St
Baldwin, WI 54002-2600
Phone (715) 684-1111

Other practice location 1

2601 E Roosevelt St
Maricopa Integrated Health System
Phoenix, AZ 85008-4973
Phone (602) 344-5445

Other practice location 2

100 Woods Rd
Valhalla, NY 10595-1530
Phone (914) 493-7000

Other names

  • Wendy Liu Other name

Electronic endpoints

TypeEndpointUseAffiliation
Direct Messaging Address wliu627954@excellian.direct.allina.com Direct

Other providers in Baldwin, WI

All providers in Baldwin, WI · Surgery Physician in Wisconsin

Sources for this page

Verify at the official NPI Registry.