Doctor Profile

Cancer Care · Radiation Oncology

Nathan Tonlaar

MD · Radiation Oncology · University Of Chicago, Pritzker School Of Medicine
448 STATE HWY 248
SUITE 160
Branson, MO 65616
✓ Accepts Medicare 🎓 15 Years Practicing
598
Medicare Patients / yr
17
Procedures Billed
15
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 Nathan Tonlaar'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. Tonlaar

See which plans Dr. Tonlaar accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Missouri, the fastest way to find a Medicare plan that covers Dr. Tonlaar is to compare every Medicare Advantage and Part D plan available near 65616, MO — the Radiation Oncology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 65616, MO →

Or call the office at (417) 213-4696 to confirm acceptance directly.

What Dr. Tonlaar Does

Dr. Tonlaar served 598 Medicare patients across 1,317 services in the latest CMS reporting year. That's 23% below the average Radiation Oncology in Missouri (780 patients across 49 doctors).

ProcedureServicesMedicare Patients
Ct guidance for insertion of radiation therapy fields (77014)51871
Design and construction of complex radiation treatment device (77334)16772
Radiation treatment management, 5 treatment sessions (77427)14057
Calculation of radiation therapy dose (77300)11543
Complex radiation therapy planning (77263)7671

How to read this: "Services" are the total times Dr. Tonlaar 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. Tonlaar 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 Hospital Springfield

Springfield, MO
★★☆☆☆ 2/5 CMS Rating

Mercy Hospital Lebanon

Lebanon, MO
Rating not available

Practice Location & Telehealth Readiness

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

Address: 448 STATE HWY 248, SUITE 160, Branson, MO 65616
Phone: (417) 213-4696

Area Safety Grade

D-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

25 min

Average commute time in this zip · 85% 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

53.7600

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

Get directions on Google Maps →

Other Cancer Care Doctors near 65616, MO

If Dr. Tonlaar isn't accepting new patients or isn't in your plan's network, these are the closest cancer care doctors near 65616, MO:

DoctorSpecialtyMedicare Patients / yrDistance
Hasan Bit-ShawishHematology/Oncology5291.4 mi
Paolo SorianoHematology/Oncology1441.4 mi
Michael A. AlbrittonRadiation Oncology801.4 mi
Mittie M. DragosljvichRadiation Oncology4001.4 mi
Kimberly M. CreachRadiation Oncology5551.9 mi

View all cancer care doctors near 65616, MO →

How to Use This Information

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

Compare Medicare Plans near 65616, MO → All Doctors near 65616, MO

Nathan Tonlaar: Common Questions

Does Dr. Tonlaar accept Medicare?
Yes. Dr. Tonlaar is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Tonlaar depends on that plan's provider network. Compare Medicare plans near 65616, MO →
Where is Dr. Tonlaar's office?
Dr. Tonlaar practices at 448 STATE HWY 248, SUITE 160, Branson, MO 65616. Phone: (417) 213-4696.
What Medicare plans does Dr. Tonlaar accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (417) 213-4696 to confirm your specific plan is accepted, or compare all Medicare plans near 65616, MO to see available options.
Does Dr. Tonlaar offer telehealth visits?
CMS does not currently list Dr. Tonlaar as offering telehealth. Call the office at (417) 213-4696 to confirm whether virtual visits are available.
How experienced is Dr. Tonlaar?
Dr. Tonlaar graduated in 2011 and has been practicing for approximately 15 years. In the latest CMS reporting year, Dr. Tonlaar treated 598 Medicare patients across 17 distinct procedure types.
How do I know if Dr. Tonlaar 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 (417) 213-4696 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 Cancer Care Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 65616, MO:

Does your Medicare plan cover Dr. Tonlaar?

Compare Plans near 65616, MO →