Dr. Benjamin Duffy
- Gender: Male
- Experience: 18 years
- Graduation year: 2003
- Sole propriator: No
- NPI: 1144210857
Dr. Benjamin Duffy D.O.
Hospitalist
He is located at 200 Theda Clark Medical Plaza Suite 420 in Neenah, WI 54956. Can help patients with the following: Asthma, Chest Pain, Headache, High Blood Pressure, Migraine, Osteoporosis. His National Provider Identifier (NPI) number is 1144210857. Appointment can be made via the phone number (920) 720-7211. He is affiliated with 3 practices and 2 hospitals.
Conditions treated
Dr. Benjamin Duffy, being an hospitalist, treats the following conditions. Please be advised that this list may not be complete. For the full list of conditions treated, consult directly with Dr. Benjamin Duffy.
- Abdominal Pain
- Acute Pain
- Anemia
- Arthritis
- Asthma
- Atherosclerosis
- Bladder Control
- Chest Pain
- Cholecystitis
- Chronic Obstructive Pulmonary Disease (COPD)
- Common Cold
- Constipation
- Cystitis
- Diarrhea
- Edema
- Fever
- Gastroesophageal Reflux Disease (GERD)
- General Care
- Headache
- Heart Disease
- Hiatal Hernia
- High Blood Pressure
- Hot Flashes
- Hyperlipidemia
- Hyponatremia
- Influenza
- Inguinal Hernia
- Migraine
- Nausea and Vomiting
- Obesity
- Osteoporosis
- Peptic Ulcer
- Prescription Refill
- Urethritis
- Urinary Tract Infection (UTI)
ACA Marketplace (Obamacare/HealthCare.gov) plan networks
Insurers selling ACA Marketplace (HealthCare.gov) plans list Dr. Benjamin Duffy as in-network for the following 2026 plans.
Health plans
CareSource (Common Ground Healthcare)
Network data as of Sep 15, 2026, as reported by the insurer.
Show all 18 plans from CareSource (Common Ground Healthcare)
| Plan | Plan type | Network tier | New patients |
|---|---|---|---|
| CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $0 Ded / $2500 Rx Ded - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze $9600 ($45 PCP Copay) - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze Standard $7500 | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Bronze Standard $7500 - Vision Exam | EPO · Expanded Bronze | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $0 Ded | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $0 Ded - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $3300 | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold $3300 - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold Standard $2000 | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Gold Standard $2000 - Vision Exam | EPO · Gold | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $4700 Ded / $5000 Rx Ded - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver $5000 Ded / $6000 Rx Ded - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver Standard $6000 | EPO · Silver | Preferred | Accepting new patients |
| CareSource (Common Ground Healthcare) Silver Standard $6000 - Vision Exam | EPO · Silver | Preferred | Accepting new patients |
This covers ACA Marketplace plans only, as reported by each insurer. It does not include employer, Medicare Advantage, or state-run exchange plans, and a plan missing from this list does not mean Dr. Benjamin Duffy is out of network. Insurer directories can be out of date, so always confirm with the insurer and the office before your visit.
Medicare Enrollment
Dr. Benjamin Duffy is enrolled to bill Medicare as a Practitioner - Internal Medicine (also registered under: Practitioner - Hospitalist) .
Bills through: Thedacare, Incorporated
Based on Medicare's public enrollment records as of Jul 17, 2026. This reflects Medicare fee-for-service enrollment only and says nothing about other insurance, quality, outcomes, or board certification.
Payments received
Drug payment
| Janssen | $73 |
| E.R. Squibb \u0026 Sons | $38 |
Other
| Food and Beverage | $112 |
Studies
Graduated in 2003Additional Specialities
- Internist
Affiliated practices
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Questions & Answers
Where can you meet with Dr. Benjamin Duffy?
Dr. Benjamin Duffy's office is located at 200 Theda Clark Medical Plaza Suite 420 in Neenah, WI 54956.
Does Dr. Benjamin Duffy have affiliation with practices?
Dr. Benjamin Duffy is affiliated with Berlin Neuroscience Group. For the full list of practices see this list.
Has Dr. Benjamin Duffy affiliation with hospitals?
Dr. Benjamin Duffy is affiliated with THEDA CLARK MEDICAL CENTER. For the full list of hospitals see this list.
Does Dr. Benjamin Duffy accept insurance?
Dr. Benjamin Duffy is listed in-network for 18 ACA Marketplace (Obamacare/HealthCare.gov) plans from CareSource (Common Ground Healthcare). See the Marketplace plans section for details.
What conditions does Dr. Benjamin Duffy treat?
Dr. Benjamin Duffy provides treatment for Asthma, Chest Pain, Headache, High Blood Pressure, Migraine, Osteoporosis. For the full list see this list.