Benjamin J Duffy, D.O.
Obesity Medicine Internal Medicine
Also practices: HOSPITALIST
Benjamin J Duffy, D.O. has practiced internal medicine for 23+ years, working in group practice. He has been practicing since 2005 — over 23 years. CMS Medicare data shows his patients commonly have hypertension, high cholesterol, and kidney disease.
Older · 699dNPPES updated 2024-06-06 · verify on CMS
Contact & Location
Practice Location
200 Theda Clark Medical Plz Ste 420, Neenah, WI 54956-2771
How Does This Doctor Compare?
Medicare Patients
112
Unique beneficiaries
Standard volumePrescription Recipients
111
Patients prescribed
Prescriptions Written
479
Total claims
Total Medicare drug cost: $38k
Data Note: Sourced from CMS Medicare Provider Utilization & Payment Data. Percentile rankings compare this provider against all peers with reported data in the same state. Updated annually to reflect the latest federal reporting cycle.
What This Doctor Treats Most
Based on Medicare claims data — here's what patients commonly see this doctor for
Based on Medicare data, this doctor primarily manages Hypertension, High Cholesterol, and Chronic Kidney Disease.
High blood pressure — a leading risk factor for heart disease and stroke
Elevated cholesterol or triglycerides that increase heart disease risk
Gradual loss of kidney function over time, often linked to diabetes or hypertension
Joint inflammation causing pain, swelling, and stiffness
The heart cannot pump blood efficiently enough to meet the body's needs
Reduced blood flow to the heart muscle, commonly known as coronary artery disease
A mood disorder causing persistent sadness and loss of interest in activities
Conditions affecting emotional state, including depression and bipolar disorder
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
$62 received from industry
2 transactions reported in 2024 ·Low tier
Payments include consulting fees, speaking honoraria, food & beverage, travel, research support, and ownership interests from drug and medical device manufacturers. Disclosure is required by the federal Physician Payments Sunshine Act. These payments do not necessarily indicate conflicts of interest. National median: $338 across 136 000 tracked providers.
Tiers — Low: under $500 · Moderate: $500-5 000 · High: $5 000-25 000 · Very High: $25 000+. Source: CMS Open Payments 2024, attributed to Benjamin J Duffy's NPI.
Patient Reviews
No patient reviews yet. If you've seen Benjamin J Duffy, your feedback helps other patients.
Review PolicyAll feedback is moderated before publishing. We verify reviewer identity where possible and enforce a one-review-per-provider policy. Full guidelines →
Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Board certified · Jun 3, 2024
CMS-verified certification date
23 years in practice
Experienced
A physician who specializes in the treatment of obesity demonstrates competency in and a thorough understanding of the treatment of obesity and the genetic, biologic, environmental, social, and behavioral factors that contribute to obesity. The obesity medicine physician employs therapeutic interventions including diet, physical activity, behavioral change, and pharmacotherapy. The obesity medicine physician utilizes a comprehensive approach, and may include additional resources such as dietitians, exercise physiologists, mental health professionals and bariatric surgeons as indicated to achieve optimal results. Additionally, the obesity medicine physician maintains competency in providing pre- peri- and post-surgical care of bariatric surgery patients, promotes the prevention of obesity, and advocates for those who suffer from obesity.
Taxonomy: 207RB0002X
Mailing address
3 Neenah Ctr, Neenah, WI 54956-3070
Differs from practice location
Virtual Obesity Medicine Care With Benjamin J Duffy
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with Benjamin J Duffy for blood pressure monitoring, cholesterol management, kidney care follow-ups — no travel to Neenah required. The office sends a secure video link before your appointment. Most visits take 15–30 minutes. Medicare enrolled per CMS records.
Frequently Asked Questions
Common questions about Benjamin J Duffy
Dr. Duffy is listed as active in the NPI registry with telehealth listed in Neenah, WI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (920) 720-7211.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Open Payments 2024 · CMS Physician Comparator. See Data Methodology.
Is this your profile?
Verify credentials, update practice details, and manage telehealth.
Medical Disclaimer: NPI Telehealth is a provider directory for informational purposes only. This page does not constitute medical advice, diagnosis, or treatment recommendations. Provider data is sourced from the CMS NPPES federal registry and public Medicare datasets. NPI Telehealth does not verify clinical qualifications beyond federal records. Data may not reflect real-time availability — always contact the provider's office directly to confirm details before seeking care.
Contact Benjamin J Duffy
Practice Location
200 Theda Clark Medical Plz Ste 420, Neenah, WI 54956-2771
Mailing Address
3 Neenah Ctr, Neenah, WI 54956-3070
This is a provider directory. Contact the office directly to schedule appointments.
Related Providers
Obesity Medicine Internal Medicine in Wisconsin
See allArnold Wald, MD
Madison, WI
Marshal J. Mirviss, M.D.
Milwaukee, WI
James W Findling, MD
Menomonee Falls, WI