Doctor Profile

Gastroenterology · Gastroenterology

Paul J. Ruh

MD · Gastroenterology · University Of Wisconsin School Of Medicine
1000 N OAK AVE
Marshfield, WI 54449
✓ Accepts Medicare 🎓 35+ Years Practicing
800
Medicare Patients / yr
20
Procedures Billed
35
Years Practicing
4
Hospital Affiliations
Data Source: Identity from NPPES (2026). Procedure & patient volume from CMS Medicare Provider Utilization & Payment Data (2023). Hospital affiliations from CMS Physician Compare. We display publicly reported data — no personal information required to view any of it.
Reviewed by: Wes Ward, Founder & Data Lead • View our methodology

Important: We are not affiliated with Medicare, CMS, or Paul J. Ruh's practice. This page displays publicly available CMS data to help you research Medicare providers. We do not sell insurance or represent any insurance company. For official enrollment and complete plan information, visit Medicare.gov or call 1-800-MEDICARE.

Medicare Plans That Cover Dr. Ruh

See which plans Dr. Ruh accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Wisconsin, the fastest way to find a Medicare plan that covers Dr. Ruh is to compare every Medicare Advantage and Part D plan available near 54449, WI — the Gastroenterology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 54449, WI →

Or call the office at (715) 387-5511 to confirm acceptance directly.

What Dr. Ruh Does

Dr. Ruh served 800 Medicare patients across 872 services in the latest CMS reporting year. That's 104% above the average Gastroenterology in Wisconsin (393 patients across 195 doctors).

ProcedureServicesMedicare Patients
Moderate sedation services provided by the same physician or other qualified health care professional performing a gastrointestinal endoscopic service that sedation supports, requiring the presence of an independent trained observer to assist in the monito (G0500)158146
Removal of polyps or growths of large bowel using an endoscope with mechanical snare (45385)142142
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (43239)119111
Established patient office or other outpatient visit, 30-39 minutes (99214)8366
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)4644

How to read this: "Services" are the total times Dr. Ruh billed Medicare for each procedure in the latest reporting year. "Patients" counts unique Medicare beneficiaries. Procedures are shown in plain English; the underlying HCPCS codes are available on request.

Hospital Affiliations

Dr. Ruh is affiliated with 4 hospitals according to CMS Physician Compare. Below are the 4 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Marshfield Medical Center - Eau Claire

Eau Claire, WI
★★★☆☆ 3/5 CMS Rating

Aspirus Stanley Hospital

Stanley, WI
Rating not available

Chippewa Valley Hospital

Durand, WI
Rating not available

Oakleaf Surgical Hospital

Altoona, WI
Rating not available

Practice Location & Telehealth Readiness

Dr. Ruh practices at the address below. If you're evaluating Medicare coverage, location matters for in-network access and — when Dr. Ruh offers telehealth — broadband availability at your home matters for virtual visits.

Address: 1000 N OAK AVE, Marshfield, WI 54449
Phone: (715) 387-5511

Area Safety Grade

B-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

20 min

Average commute time in this zip · 84% of residents drive to work. Practical context for patients deciding whether to make the trip. See the full neighborhood profile at BestNeighborhood.org.

Telehealth Readiness

56.1640

Households with fiber broadband — important for reliable virtual visits. Check your address at ISPReports.org.

Get directions on Google Maps →

Other Gastroenterology Doctors near 54449, WI

If Dr. Ruh isn't accepting new patients or isn't in your plan's network, these are the closest gastroenterology doctors near 54449, WI:

DoctorSpecialtyMedicare Patients / yrDistance
Frank Leon, Jr.Gastroenterology202<1 mi
Andrea Gosalvez TejadaGastroenterology<1 mi
Camille F. TorbeyGastroenterology489<1 mi
Daryl L. FishGastroenterology<1 mi
Sabo TanimuGastroenterology524<1 mi
Seth F. TatelGastroenterology721<1 mi

View all gastroenterology doctors near 54449, WI →

How to Use This Information

Choosing a Medicare plan that covers Dr. Ruh takes three steps:

Compare Medicare Plans near 54449, WI → All Doctors near 54449, WI

Paul J. Ruh: Common Questions

Does Dr. Ruh accept Medicare?
Yes. Dr. Ruh is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Ruh depends on that plan's provider network. Compare Medicare plans near 54449, WI →
Where is Dr. Ruh's office?
Dr. Ruh practices at 1000 N OAK AVE, Marshfield, WI 54449. Phone: (715) 387-5511.
What Medicare plans does Dr. Ruh accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (715) 387-5511 to confirm your specific plan is accepted, or compare all Medicare plans near 54449, WI to see available options.
Does Dr. Ruh offer telehealth visits?
CMS does not currently list Dr. Ruh as offering telehealth. Call the office at (715) 387-5511 to confirm whether virtual visits are available.
How experienced is Dr. Ruh?
Dr. Ruh graduated in 1991 and has been practicing for approximately 35 years. In the latest CMS reporting year, Dr. Ruh treated 800 Medicare patients across 20 distinct procedure types.
How do I know if Dr. Ruh is in-network for my Medicare plan?
Network status varies by plan. The best verification steps: (1) check your plan's provider directory at the carrier's website, (2) call the office at (715) 387-5511 and ask which plans they currently accept, and (3) call the number on the back of your Medicare card. Print our doctor questions checklist →

About the Reviewer

Wes Ward

Wes Ward

Founder & Data Lead

Wes Ward reviews all doctor profiles and methodology for data accuracy. Every Medicare provider page on this site — including the utilization statistics, hospital affiliations, and geocoded practice address — goes through his data-validation pipeline before publication. We display only publicly available CMS data; you never need to enter personal information to see any of it.

With 25+ years in data analytics — including work with highly regulated genomic data at Ancestry.com — Wes brings enterprise-level rigor to healthcare transparency. He is also a co-founder of BestNeighborhood.org (neighborhood data), CrimeGrade.org (block-level safety analytics), and ISPReports.org (broadband availability for telehealth). Those sister sites power the location and telehealth-readiness context on this page.

View full profile →LinkedIn

Data sources: CMS NPPES (2026), CMS Medicare Provider Utilization & Payment Data (2023), CMS Physician Compare, CrimeGrade.org, BestNeighborhood.org, ISPReports.org. This page is for informational purposes only. Always verify coverage directly with the plan and practice. Read our full methodology →Privacy policy

Medicare Resources

Choosing the right Medicare plan involves more than just doctor coverage. These guides help you evaluate the full picture:

Medicare Plans for Conditions Treated by Gastroenterology Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 54449, WI:

Does your Medicare plan cover Dr. Ruh?

Compare Plans near 54449, WI →