22 Years of Experience
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Brennan, Surgeon in Neenah, WI?
Dr. Patrick Brennan, MD is a Surgeon, who primarily practices in Neenah, WI with 1 additional practice location. He has been practicing for over 22 years and is board certified. Dr. Brennan graduated from New Jersey College of Dentistry and completed his residency at Loyola Univ Med Ctr, General Surgery. Dr. Brennan is fluent in English, and is currently seeing new patients. Dr. Brennan’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Brennan’s office.
Where did Dr. Brennan go to medical school and complete their residency?
Residency: Loyola Univ Med Ctr, General Surgery | Loyola University Medical Center Program
Medical School: University of Wi Med Sch, Madison Wi | New Jersey College of Dentistry
Is Dr. Brennan board certified as a Surgeon?
Yes, Dr. Patrick Brennan, MD is board certified by the American Board of Surgery
What languages does Dr. Brennan speak?
Dr. Brennan and their clinical team can communicate with patients in the following languages:
English
What conditions does a Surgeon like Dr. Brennan typically treat?
As a Surgeon, Dr. Brennan diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Brennan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Colon Cancer Screening
- Health Screening
- Colorectal Cancer Screening (PDQ®)
- Screening Tests to Detect Colorectal Cancer and Polyps
- Tests to Detect Colorectal Cancer and Polyps
- Colorectal Cancer Screening
- Colonoscopy Screening
- Bowel Cancer Screening
ICD-10 Codes:
- Z1211: Encounter for screening for malignant neoplasm of colon
Also known as:
- Acid Reflux
- GERD with Esophagitis
- GERD
- Acid Reflux (GER & GERD) in Adults
- Acid Reflux (GER & GERD) in Children
- Acid Reflux (GER & GERD) in Infants
- Eosinophilic Esophagitis
- Gastroesophageal Reflux
- Heartburn
- Indigestion
- Reflux Esophagitis
- Acid Reflux Esophagus Inflammation
- Heartburn with Esophagus Damage
ICD-10 Codes:
- K219: Gastro-esophageal reflux disease without esophagitis
- K2100: Gastro-esophageal reflux disease with esophagitis, without bleeding
Also known as:
- Groin Hernia (One Side)
- Diaphragmatic Hernia
- Hernia
- Inguinal Hernia
- Unilateral Inguinal Hernia
- Single Groin Hernia
- Hernia in One Groin
- Hiatal Hernia
- Hernia of the Diaphragm
ICD-10 Codes:
- K4090: Unilateral inguinal hernia, without obstruction or gangrene, not specified as recurrent
- K449: Diaphragmatic hernia without obstruction or gangrene
Also known as:
- Difficulty Swallowing
- Swallowing Disorder
- Dysphagia
- Trouble swallowing
- Painful swallowing
ICD-10 Codes:
- R1310: Dysphagia, unspecified
Also known as:
- Colon Polyps
- Colonic Polyps
- Colorectal Polyps
- Intestinal Polyps
- Bowel Polyps
ICD-10 Codes:
- Z86010: Personal history of colon polyps
Also known as:
- Peripheral Artery Disease
- PVD
- PAD
- Poor Circulation in Legs
- Blocked Leg Arteries
ICD-10 Codes:
- I739: Peripheral vascular disease, unspecified
What procedures does a Surgeon like Dr. Brennan typically perform?
As a Surgeon, Dr. Brennan performs a variety of medical procedures. This procedure information is derived from anonymized insurance claims and highlights the medical procedures most commonly performed by Dr. Brennan. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Colonoscopy with Polyp Removal
- Colonoscopy with Biopsy
- Diagnostic Colonoscopy with Biopsy
- Colonoscopy
- Colorectal Cancer Screening Tests
- Flexible Colonoscopy with Polypectomy
- Colon Polyp Removal
- Colorectal Lesion Excision
- Flexible Colonoscopy
- Colon Biopsy
- Large Intestine Scope
- Colorectal Cancer Screening
- Colon Exam with Biopsy
- Lower Endoscopy
- Colon Cancer Screening
CPT Codes:
- 45385: Colonoscopy, flexible; with removal of tumor(s), polyp(s), or other lesion(s) by snare technique
- 45380: Colonoscopy, flexible; with biopsy, single or multiple
- 45378: Colonoscopy, flexible; diagnostic, including collection of specimen(s) by brushing or washing, when performed (separate procedure)
Also known as:
- Upper Endoscopy with Biopsy
- Biopsy
- Endoscopy
- EGD with Biopsy
- Gastroscopy with Biopsy
- Esophagogastroduodenoscopy with Biopsy
CPT Codes:
- 43239: Esophagogastroduodenoscopy, flexible, transoral; with biopsy, single or multiple
Also known as:
- Laparoscopic Inguinal Hernia Repair
- Keyhole Groin Hernia Surgery
- Minimally Invasive Hernia Repair
- Laparoscopic Hernioplasty
CPT Codes:
- 49650: Laparoscopy, surgical; repair initial inguinal hernia
Also known as:
- Laparoscopic Gallbladder Removal
- Keyhole Gallbladder Surgery
- Cholecystectomy Laparoscopic
- Minimally Invasive Gallbladder Surgery
CPT Codes:
- 47562: Laparoscopy, surgical; cholecystectomy
Also known as:
- Radiofrequency Vein Ablation
- Endovenous Radiofrequency Ablation
- RF Ablation for Varicose Veins
- Vein Closure Procedure
- Varicose Vein Treatment
CPT Codes:
- 36475: Endovenous ablation therapy of incompetent vein, extremity, inclusive of all imaging guidance and monitoring, percutaneous, radiofrequency; first vein treated
Does Dr. Brennan accept my insurance?
Dr. Brennan accepts most major insurance plans. Important: Please call our office at before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Brennan accept in Neenah, WI?
Dr. Brennan in Neenah, WI accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
All Other Third Party
Centene Corporation
Elevance Health Inc. (formerly Anthem)
Humana
Jefferson Health
Medicare
State of Wisconsin
UMR Administered Payer
UnitedHealth Group
Unknown
View All Insurances
Where is Dr. Brennan's office located?
Dr. Patrick Brennan's Primary Practice
100 Theda Clark Medical Plz Ste 400
Neenah, WI 54956
What is Dr. Brennan's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Brennan's National Provider Identifier (NPI) number is 1104876945.
What common questions do patients ask about Dr. Brennan?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Brennan
What is Dr. Patrick Brennan's specialty?
Dr. Brennan is a Surgeon near Neenah, WI.
What does a Surgeon do?
General surgeons are experts in diagnosing and managing surgical conditions which includes preoperative, operative, and postoperative care, as well as addressing complications. Their expertise include the areas such as the alimentary tract, breast, abdomen, skin and soft tissue, endocrine system, head and neck, pediatric surgery, surgical critical care, surgical oncology, trauma, burns, and vascular surgery. General surgeons increasingly utilize minimally invasive and endoscopic techniques to provide proper care. In addition to this, many general surgeons have expertise in transplantation, plastic, and cardiothoracic surgery.
Is this Dr. Patrick Brennan affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Brennan is affiliated with Thedacare Regional Medical Center-Neenah, Thedacare Regional Medical Center-Appleton, Thedacare Medical Center - Berlin, Froedtert Hospital which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Surgeon?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Surgeon. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Patrick Brennan accepting new patients in Neenah, WI?
Yes, Dr. Patrick Brennan is accepting new patients at this time.
Does Dr. Patrick Brennan offer online booking?
Please contact Dr. Brennan's office for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Patrick Brennan?
Please contact Dr. Brennan's office for information regarding telehealth appointment availability or for scheduling assistance.
Which board certifications does Dr. Patrick Brennan have?
Dr. Patrick Brennan is certified by the American Board of Surgery.
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