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PATRICK JAMES BRENNAN M.D.
NPI 1104876945
Surgery in Neenah, WI

Active since May 11, 2006PECOS EnrolledAccepts Medicare Assignment
100 THEDA CLARK MEDICAL PLZ, SUITE 400, NEENAH, WI 54956(920) 725-4527(920) 725-0991 Get Directions Write a Review

NPPES record last updated: May 8, 2008. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Patrick James Brennan M.d. NPPES

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

PATRICK JAMES BRENNAN M.D. (NPI 1104876945) is an individual surgery provider in Neenah, Wisconsin, licensed in Wisconsin (44570) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS, is affiliated with Thedacare Regional Med Ctr - Neenah, and is a graduate of University Of Wisconsin School Of Medicine (1997).

NPPES Registry Identity

NPI1104876945
Entity TypeIndividualMale
Primary Taxonomy208600000X
Provider Legal NamePATRICK JAMES BRENNANCredential: M.D.
Location Address100 THEDA CLARK MEDICAL PLZ, SUITE 400Neenah, WI 54956-2763
Mailing Address100 Theda Clark Medical Plz, Suite 400Neenah, WI 54956-2763 · (920) 725-4527 · Fax (920) 725-0991
Phone(920) 725-4527
Fax(920) 725-0991
Sole ProprietorNo
Medical School CMSUniversity Of Wisconsin School Of MedicineGraduated 1997
Enumeration DateMay 11, 2006
Last NPPES UpdateMay 8, 2008
✔ NPI 1104876945 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 5

★ Primary SpecialtySurgeryAllopathic & Osteopathic Physicians
Taxonomy Code208600000X
License✔ Licensed in WI · 44570
Definition
A general surgeon has expertise related to the diagnosis - preoperative, operative and postoperative management - and management of complications of surgical conditions in the following areas: alimentary tract; abdomen; breast, skin and soft tissue; endocrine system; head and neck surgery; pediatric surgery; surgical critical care; surgical oncology; trauma and burns; and vascular surgery. General surgeons increasingly provide care through the use of minimally invasive and endoscopic techniques. Many general surgeons also possess expertise in transplantation surgery, plastic surgery and cardiothoracic surgery.
Also ListedSurgery · Surgical Critical CareTaxonomy 2086S0102X · License 44570 (WI)
Also ListedSurgery · Trauma SurgeryTaxonomy 2086S0127X · License 44570 (WI)
Also ListedSurgery · Vascular SurgeryTaxonomy 2086S0129X · License 44570 (WI)
Also ListedColon & Rectal SurgeryTaxonomy 208C00000X · License 44570 (WI)
100 THEDA CLARK MEDICAL PLZ, Neenah, WI 54956
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Other Identifiers 5

Medicare PIN000071445WI
Medicare PIN000571445
Medicare ID-Type Unspecified020052482Railroad
Medicaid34211900WI
Medicare UPINH61140

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare) and more.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Patrick James Brennan M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID7214194638
PECOS Enrollment IDI20120213000489
Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Areas of Expertise CMS Part B claims 7

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 99231
Follow-up hospital inpatient care is a daily service where a healthcare professional checks on your health progress during your hospital stay. Each session typically lasts 15 minutes, involving updates on your condition and adjustments to your treatment plan, if necessary.
47 services22 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
42 services35 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
22 services22 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
17 services17 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
16 services15 patients
Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 99221
Initial hospital inpatient care refers to the first day of your stay in the hospital. This service typically includes a 30-minute check-up with a healthcare professional. They'll assess your health, discuss your condition, and plan your treatment. It's part of ensuring you receive the best possible care.
15 services15 patients

Hospital Affiliations CMS Care Compare 5

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Thedacare Regional Med Ctr - Neenah

Acute Care Hospitals · Neenah, WI
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520045
Location130 2nd StNeenah, WI 54956 · Winnebago County
Emergency services Birthing friendly

Thedacare Regional Medical Center - Appleton Inc

Acute Care Hospitals · Appleton, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520160
Location1818 N Meade StAppleton, WI 54911 · Outagamie County
Emergency services Birthing friendly

Thedacare Medical Center - New London

Critical Access Hospitals · New London, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521326
Location1405 Mill StNew London, WI 54961 · Waupaca County
Emergency services

Thedacare Medical Center - Shawano

Critical Access Hospitals · Shawano, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521346
Location100 County Rd BShawano, WI 54166 · Shawano County
Emergency services Birthing friendly

Berlin Memorial Hospital

Critical Access Hospitals · Berlin, WI
OwnershipVoluntary non-profit - Private
CMS Certification Number521355
Location225 Memorial DriveBerlin, WI 54923 · Green Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 54956 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient
$82.92 typical visit price
range $53.90 – $163.24
Typical copayment $20.73 (range $13.47 – $40.81)
Most-billed visit code 99203
Established Patient
$67.37 typical visit price
range $17.40 – $133.76
Typical copayment $16.84 (range $4.35 – $33.44)
Most-billed visit code 99213
Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 8

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

UROLOGY ASSOCIATES OF WISCONSIN S.C.
Urology
100 THEDA CLARK MEDICAL PLZ, SUITE 300
NEENAH, WI 54956
Winnebago County (920) 722-7747
FOX VALLEY HEMATOLOGY & ONCOLOGY, S.C.
Internal Medicine (Hematology & Oncology)
100 THEDA CLARK MEDICAL PLZ, SUITE 340
NEENAH, WI 54956
Winnebago County (920) 729-5833
JEFFREY SCOTT BURKETT M.D.
Surgery
100 THEDA CLARK MEDICAL PLZ, SUITE 400
NEENAH, WI 54956
Winnebago County (920) 725-4527
JADI ANN CORT
Nurse Practitioner (Family)
100 THEDA CLARK MEDICAL PLZ
NEENAH, WI 54956
Winnebago County (920) 725-4527
KEVIN EDWARD WASCO M.D.
Surgery
100 THEDA CLARK MEDICAL PLZ, SUITE 400
NEENAH, WI 54956
Winnebago County (920) 725-4527
DAVID JAMES SCHULTZ M.D.
Surgery
100 THEDA CLARK MEDICAL PLZ, SUITE 400
NEENAH, WI 54956
Winnebago County (920) 725-4527
COMPREHENSIVE PAIN MANAGEMENT OF THE FOX VALLEY, S.C.
Pain Medicine (Interventional Pain Medicine)
100 THEDA CLARK MEDICAL PLZ, SUITE 252
NEENAH, WI 54956
Winnebago County (920) 733-7230
SURGICAL ASSOCIATES OF THE FOX CITIES SC
Specialist
100 THEDA CLARK MEDICAL PLZ, SUITE 400
NEENAH, WI 54956
Winnebago County (920) 725-4527

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 Patrick Brennan's NPI number?

The NPI number for Patrick Brennan is 1104876945. It was assigned to this individual provider in the NPPES registry on May 11, 2006.

Where is Patrick Brennan located?

Patrick Brennan practices at 100 Theda Clark Medical Plz Suite 400, Neenah, WI 54956. The listed phone number is (920) 725-4527.

What is Patrick Brennan's specialty?

The primary specialty registered for this NPI is Surgery with taxonomy code 208600000X.

Is Patrick Brennan enrolled in Medicare?

Yes. Patrick Brennan is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Patrick Brennan accept?

Health plans from Anthem Blue Cross and Blue Shield, Aspirus Health Plan, CareSource (Common Ground Healthcare), HealthPartners and Network Health and 2 other insurers list Patrick Brennan 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.

Is Patrick Brennan affiliated with any hospitals?

According to CMS data, Patrick Brennan is affiliated with Thedacare Regional Med Ctr - Neenah, Thedacare Regional Medical Center - Appleton Inc, Thedacare Medical Center - New London, Thedacare Medical Center - Shawano and Berlin Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Patrick Brennan was last updated on May 8, 2008. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 years 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.