Doctor Profile

Cardiology · Interventional Cardiology

Nathan L. Frogge

MD · Interventional Cardiology · Rush Medical College Of Rush University
1020 N MASON RD
SUITE 210
Saint Louis, MO 63141
✓ Accepts Medicare 🎓 12 Years Practicing
1.8K
Medicare Patients / yr
19
Procedures Billed
12
Years Practicing
5
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 L. Frogge'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. Frogge

See which plans Dr. Frogge 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. Frogge is to compare every Medicare Advantage and Part D plan available near 63141, MO — the Interventional Cardiology's office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 63141, MO →

Or call the office at (314) 362-1291 to confirm acceptance directly.

What Dr. Frogge Does

Dr. Frogge served 1,816 Medicare patients across 2,220 services in the latest CMS reporting year. That's similar to the average Interventional Cardiology in Missouri (1,778 patients across 84 doctors).

ProcedureServicesMedicare Patients
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)585426
Established patient office or other outpatient visit, 30-39 minutes (99214)402265
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)265260
Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)223206
New patient office or other outpatient visit, 45-59 minutes (99204)207207

How to read this: "Services" are the total times Dr. Frogge 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. Frogge is affiliated with 5 hospitals according to CMS Physician Compare. Below are the 5 hospitals with full quality profiles on our site. Hospital network status depends on your Medicare Advantage plan — always verify before enrolling.

Alton Memorial Hospital

Alton, IL
★★★★☆ 4/5 CMS Rating

Barnes Jewish Hospital

Saint Louis, MO
★★★★☆ 4/5 CMS Rating

Barnes-Jewish West County Hospital

Creve Coeur, MO
★★★★☆ 4/5 CMS Rating

Memorial Hospital

Belleville, IL
★★★★☆ 4/5 CMS Rating

Riverside Medical Center

Kankakee, IL
★★★★☆ 4/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 1020 N MASON RD, SUITE 210, Saint Louis, MO 63141
Phone: (314) 362-1291

Area Safety Grade

D-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

23 min

Average commute time in this zip · 78% 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

64.2713

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

Get directions on Google Maps →

Other Cardiology Doctors near 63141, MO

If Dr. Frogge isn't accepting new patients or isn't in your plan's network, these are the closest cardiology doctors near 63141, MO:

DoctorSpecialtyMedicare Patients / yrDistance
Stephen J. PieperCardiac Electrophysiology1.7K<1 mi
Paul A. RobiolioCardiovascular Disease (Cardiology)1.8K<1 mi
Clark R. MckenzieInterventional Cardiology719<1 mi
Mark GdowskiInterventional Cardiology1.6K<1 mi
Shane LarueCardiovascular Disease (Cardiology)982<1 mi
Jose M. SanchezCardiac Electrophysiology2.9K<1 mi

View all cardiology doctors near 63141, MO →

How to Use This Information

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

Compare Medicare Plans near 63141, MO → All Doctors near 63141, MO

Nathan L. Frogge: Common Questions

Does Dr. Frogge accept Medicare?
Yes. Dr. Frogge is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Frogge depends on that plan's provider network. Compare Medicare plans near 63141, MO →
Where is Dr. Frogge's office?
Dr. Frogge practices at 1020 N MASON RD, SUITE 210, Saint Louis, MO 63141. Phone: (314) 362-1291.
What Medicare plans does Dr. Frogge accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at (314) 362-1291 to confirm your specific plan is accepted, or compare all Medicare plans near 63141, MO to see available options.
Does Dr. Frogge offer telehealth visits?
CMS does not currently list Dr. Frogge as offering telehealth. Call the office at (314) 362-1291 to confirm whether virtual visits are available.
How experienced is Dr. Frogge?
Dr. Frogge graduated in 2014 and has been practicing for approximately 12 years. In the latest CMS reporting year, Dr. Frogge treated 1,816 Medicare patients across 19 distinct procedure types.
How do I know if Dr. Frogge 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 (314) 362-1291 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 Cardiology Specialists

See which Medicare plans score highest for conditions commonly managed by this specialty in 63141, MO:

Does your Medicare plan cover Dr. Frogge?

Compare Plans near 63141, MO →