Matthew John Fischer, MD

Individual provider Active NPI Pain Medicine (Anesthesiology) Physician · Appleton, WI

NPI 1083000319 · NPPES record last updated Nov 13, 2024

Key facts

NPI
1083000319
Entity type
Individual (NPI type 1)
Primary specialty
Pain Medicine (Anesthesiology) Physician 207LP2900X
License
66250 (WI)
Practice address
2400 E Capitol Dr
Appleton, WI 54911-8728
Phone
(920) 831-5050
NPI assigned
Apr 14, 2015
Sex
Male
Sole proprietor
No

Organizations & group practices 14

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 16

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

Medicare Care Compare profile

Specialty
Anesthesiology
Education
Other, 2015
Medicare assignment
Accepts the Medicare-approved amount as payment in full
Group practices
Thedacare, Incorporated (654 clinicians)

Practice addresses (Care Compare)

191 Memorial Dr
Suite 200
Berlin, WI 54923-1241
Phone (920) 361-6330

Hospital & facility affiliations

  • Thedacare Regional Medical Center - Appleton Inc Hospital · Appleton, WI · CCN 520160
  • Thedacare Medical Center - Berlin Inc Hospital · Berlin, WI · CCN 521355
  • Thedacare Regional Med Ctr - Neenah Hospital · Neenah, WI · CCN 520045
  • Thedacare Medical Center - Shawano Hospital · Shawano, WI · CCN 521346

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
I20200803002548 WI Practitioner - Anesthesiology 8123339678 Reassigns benefits to 2 organizations

National Provider Directory

Medicare enrollment (NPD)
Yes
Credentials
Doctor of Medicine

State licenses

LicenseStateTypeSpecialty
036.148780ILMDPain Medicine (Anesthesiology) Physician
66250WIMDPain Medicine (Anesthesiology) Physician

Practice roles

OrganizationSpecialtyStatusNew patients
Thedacare Medical Center - Berlin, Inc. Current
since Jan 24, 2026
Accepting new patients
Thedacare Medical Center - Berlin, Inc. Current
since Jan 24, 2026
Accepting new patients
Thedacare, Incorporated Current
since Jan 1, 2022
Accepting new patients
Thedacare, Incorporated Current
since Jan 1, 2022
Accepting new patients

Locations

2400 E Capitol Dr
Appleton, WI 54911
Phone (920) 731-4101

4480 W Spencer St
Appleton, WI 54914
Phone (920) 738-4800

191 Memorial Dr
Ste 100
Berlin, WI 54923
Phone (920) 361-2500

191 Memorial Dr
Ste 200
Berlin, WI 54923
Phone (920) 361-6330

225 Memorial Dr
Berlin, WI 54923
Phone (920) 361-1313

600 Highland Ave
Madison, WI 53792
Phone (608) 263-0325

200 Theda Clark Medical Plz
Ste 240
Neenah, WI 54956
Phone (920) 725-2070

3 Neenah Ctr
Neenah, WI 54956
Phone (920) 454-4229

1405 Mill St
New London, WI 54961
Phone (920) 531-2000

600 N Westhaven Dr
Oshkosh, WI 54904
Phone (920) 237-5000

Interoperability endpoints

  • Direct secure messaging: mfischer295657@direct.thedacare.org

Specialties & licenses

Specialty (taxonomy)CodeLicenseStatePrimary
Anesthesiology Physician 207L00000X 66250 WI
Pain Medicine (Anesthesiology) Physician 207LP2900X 036.148780 IL
Pain Medicine (Anesthesiology) Physician 207LP2900X 66250 WI Yes

Addresses

Primary practice location

2400 E Capitol Dr
Appleton, WI 54911-8728

Mailing address

3 Neenah Ctr
Neenah, WI 54956-3070
Phone (920) 831-5050

Other practice location 1

600 Highland Ave
Uw Hospital and Clinics
Madison, WI 53792-0001
Phone (608) 263-8114

Other practice location 2

820 E Grant St
Appleton, WI 54911-3483
Phone (920) 831-5050

Other practice location 3

251 E Huron St # F5-704
Chicago, IL 60611-2908
Phone (920) 427-1616

Other providers in Appleton, WI

All providers in Appleton, WI · Pain Medicine (Anesthesiology) Physician in Wisconsin

Sources for this page

Verify at the official NPI Registry.