Doctor Profile

Endocrinology · Endocrinology

Patrick Litonjua

MD · Endocrinology
3524 E MILWAUKEE ST
Janesville, WI 53546
✓ Accepts Medicare 💻 Offers Telehealth 🎓 36+ Years Practicing
423
Medicare Patients / yr
3
Procedures Billed
36
Years Practicing
2
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 Patrick Litonjua'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. Litonjua

See which plans Dr. Litonjua 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. Litonjua is to compare every Medicare Advantage and Part D plan available near 53546, WI — the Endocrinology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 53546, WI →

Or call the office at (608) 756-7100 to confirm acceptance directly.

What Dr. Litonjua Does

Dr. Litonjua served 423 Medicare patients across 593 services in the latest CMS reporting year. That's similar to the average Endocrinology in Wisconsin (392 patients across 107 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 30-39 minutes (99214)346193
Established patient office or other outpatient visit, 20-29 minutes (99213)168151
New patient office or other outpatient visit, 45-59 minutes (99204)7979

How to read this: "Services" are the total times Dr. Litonjua 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. Litonjua is affiliated with 2 hospitals according to CMS Physician Compare. Below are the 2 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Mercy Walworth Hospital & Medical Center

Lake Geneva, WI
★★★★☆ 4/5 CMS Rating

Mercy Health System Corp

Janesville, WI
★★★☆☆ 3/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 3524 E MILWAUKEE ST, Janesville, WI 53546
Phone: (608) 756-7100

Area Safety Grade

C

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

26 min

Average commute time in this zip · 89% 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

55.7751

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

Get directions on Google Maps →

Other Endocrinology Doctors near 53546, WI

If Dr. Litonjua isn't accepting new patients or isn't in your plan's network, these are the closest endocrinology doctors near 53546, WI:

DoctorSpecialtyMedicare Patients / yrDistance
Aneeba FarooqiEndocrinology29.4 mi
Nadiia MarenychEndocrinology29836.2 mi
Boby G. TheckedathEndocrinology9856.0 mi
Amy J. FiscoEndocrinology24459.5 mi
Farah SalahuddinEndocrinology43659.7 mi

View all endocrinology doctors near 53546, WI →

How to Use This Information

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

Compare Medicare Plans near 53546, WI → All Doctors near 53546, WI

Patrick Litonjua: Common Questions

Does Dr. Litonjua accept Medicare?
Yes. Dr. Litonjua is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Litonjua depends on that plan's provider network. Compare Medicare plans near 53546, WI →
Where is Dr. Litonjua's office?
Dr. Litonjua practices at 3524 E MILWAUKEE ST, Janesville, WI 53546. Phone: (608) 756-7100.
What Medicare plans does Dr. Litonjua accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (608) 756-7100 to confirm your specific plan is accepted, or compare all Medicare plans near 53546, WI to see available options.
Does Dr. Litonjua offer telehealth visits?
Dr. Litonjua is registered with Medicare as offering telehealth services. Most Medicare Advantage plans cover telehealth visits at the same or similar cost as in-person visits. Check broadband availability in your area to ensure reliable connectivity for video visits.
How experienced is Dr. Litonjua?
Dr. Litonjua graduated in 1990 and has been practicing for approximately 36 years. In the latest CMS reporting year, Dr. Litonjua treated 423 Medicare patients across 3 distinct procedure types.
How do I know if Dr. Litonjua 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 (608) 756-7100 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 Endocrinology Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 53546, WI:

Does your Medicare plan cover Dr. Litonjua?

Compare Plans near 53546, WI →