William H Ranum, MD
William H Ranum is a Family Medicine specialist based in Waunakee, WI with over 39 years of clinical experience. Medicare-enrolled per CMS records and offers virtual telehealth visits.
William H Ranum, MD has been part of the Waunakee medical community since 2006 in group practice. He graduated from University of Wisconsin School of Medicine in 1987 and has 39+ years of clinical experience. He regularly sees Medicare patients with hypertension, high cholesterol, and diabetes (per CMS claims data).
At a glance
- Prescribes opioids less than 35% of reporting doctors in Wisconsin
- Uses generic medications more than 66% of reporting doctors in Wisconsin
- Virtual visits available — no app or travel required
Older · 1808dNPPES updated 2021-06-10 · verify NPI on CMS · Verify license at Wisconsin Medical Examining Board
Contact & Location
Practice Location
1300 S Century Ave, Waunakee, WI 53597-2386
How Does This Doctor Compare?
Based on Medicare data, this doctor prescribes opioid pain medications conservatively, favors affordable generic drugs over brand-name ones.
Opioid Rx
↓ Lower = better2.57%
Wisconsin avg: 4.3 · US avg: 5.1
✓ Higher than most doctors nationally(-2.5 pts)
2.57% of this doctor's prescriptions are opioid pain medications. Lower means more cautious prescribing.
Generic Rx
↑ Higher = better89.5%
Wisconsin avg: 82.2 · US avg: 82.8
✓ Higher than most doctors nationally(+6.7 pts)
Typical range among reporting doctors in WisconsinHow often this doctor prescribes affordable generic drugs instead of expensive brand-name ones.
Medicare Patients
346
Unique beneficiaries
Standard volumePrescription Recipients
432
Patients prescribed
Prescriptions Written
4,907
Total claims
Total Medicare drug cost: $353k
Percentile rankings compared against 779 reporting peers in Wisconsin.
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 Diabetes.
High blood pressure — a leading risk factor for heart disease and stroke
US avg: 70.2%↓ Fewer patients than average (-3%) — less common here
Elevated cholesterol or triglycerides that increase heart disease risk
US avg: 70.4%↓ Fewer patients than average (-6%) — less common here
A condition where the body cannot properly regulate blood sugar levels
US avg: 34.5%↓ Fewer patients than average (-2%) — less common here
Joint inflammation causing pain, swelling, and stiffness
US avg: 49.3%↓ Fewer patients than average (-24%) — less common here
Excessive worry or fear that interferes with daily life
US avg: 34.1%↓ Fewer patients than average (-11%) — less common here
Percentage of this provider's Medicare patients diagnosed with each condition. Source: CMS Utilization Data.
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Background & Specialty
Education, training, and specialty classification from CMS NPPES and Medicare records.
Graduated medical school · 1987
University of Wisconsin School of Medicine and Public Health
Board certified · Jun 9, 2021
Self-reported via NPPES
39 years in practice
Senior practitioner
Family Medicine is the medical specialty which is concerned with the total health care of the individual and the family. It is the specialty in breadth which integrates the biological, clinical, and behavioral sciences. The scope of family medicine is not limited by age, sex, organ system, or disease entity.
Taxonomy: 207Q00000X
Education & Training
University of Wisconsin School of Medicine (Class of 1987)
Virtual Family Medicine Care With William H Ranum
NPPES records indicate this provider offers telehealth services. Contact the office to confirm availability and scheduling.
Schedule a virtual visit with William H Ranum for blood pressure monitoring, cholesterol management, diabetes check-ins — no travel to Waunakee 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 William H Ranum
NPI records show Dr. Ranum as active with telehealth listed in Waunakee, WI. NPI status alone doesn't confirm open availability — call the office to confirm. Phone: (608) 849-4315.
Sourced from CMS NPPES · OIG LEIE · CMS Medicare Part D · CMS Physician Comparator. See Data Methodology.
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Contact William H Ranum
Practice Location
1300 S Century Ave, Waunakee, WI 53597-2386
Mailing Address
1300 S Century Ave, Waunakee, WI 53597-2386
This is a provider directory. Contact the office directly to schedule appointments.
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