Doctor Profile

Cardiology · Cardiovascular Disease (Cardiology)

Jason T. Zelenka

MD · Cardiovascular Disease (Cardiology) · State University Of Ny Upstate Medical University
455 PINELLAS ST
SUITE 400
Clearwater, FL 33756
✓ Accepts Medicare 🎓 30+ Years Practicing
3.7K
Medicare Patients / yr
33
Procedures Billed
30
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 Jason T. Zelenka'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. Zelenka

See which plans Dr. Zelenka accepts

We're pulling plan acceptance data directly from insurance carrier provider directories. Until that feed is live for Florida, the fastest way to find a Medicare plan that covers Dr. Zelenka is to compare every Medicare Advantage and Part D plan available near 33756, FL — the Cardiovascular Disease (Cardiology)'s office can quickly confirm which of the top local plans they accept.

Compare Medicare Plans near 33756, FL →

Or call the office at 72744519923222 to confirm acceptance directly.

What Dr. Zelenka Does

Dr. Zelenka served 3,675 Medicare patients across 5,678 services in the latest CMS reporting year. That's 60% above the average Cardiovascular Disease (Cardiology) in Florida (2,293 patients across 1,366 doctors).

ProcedureServicesMedicare Patients
Established patient office or other outpatient visit, 30-39 minutes (99214)1,355728
Office or other outpatient visit for the evaluation and management of established patient that may not require presence of healthcare professional (99211)493195
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)473195
Blood test, clotting time (85610)446124
Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)402396

How to read this: "Services" are the total times Dr. Zelenka 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. Zelenka 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.

Mease Countryside Hospital

Safety Harbor, FL
★★★★☆ 4/5 CMS Rating

Mease Dunedin Hospital

Dunedin, FL
★★★★☆ 4/5 CMS Rating

Morton Plant Hospital

Clearwater, FL
★★★★☆ 4/5 CMS Rating

St Josephs Hospital

Tampa, FL
★★★★☆ 4/5 CMS Rating

Practice Location & Telehealth Readiness

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

Address: 455 PINELLAS ST, SUITE 400, Clearwater, FL 33756
Phone: 72744519923222

Area Safety Grade

B-

Block-level crime analysis from CrimeGrade.org.

Practice Accessibility

28 min

Average commute time in this zip · 77% 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

55.3524

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

Get directions on Google Maps →

Other Cardiology Doctors near 33756, FL

If Dr. Zelenka isn't accepting new patients or isn't in your plan's network, these are the closest cardiology doctors near 33756, FL:

DoctorSpecialtyMedicare Patients / yrDistance
Malay S. GandhiCardiac Electrophysiology2.4K1.0 mi
Andrew P. DewolfeCardiovascular Disease (Cardiology)2.6K1.0 mi
Donald G. Kikta, Jr.Interventional Cardiology1.2K1.0 mi
Juan C. Garcia-MorellCardiac Electrophysiology3.5K1.0 mi
Miguel A. Giannoni DelgadoInterventional Cardiology1.9K1.0 mi

View all cardiology doctors near 33756, FL →

How to Use This Information

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

Compare Medicare Plans near 33756, FL → All Doctors near 33756, FL

Jason T. Zelenka: Common Questions

Does Dr. Zelenka accept Medicare?
Yes. Dr. Zelenka is enrolled with Medicare and listed in the CMS Provider Enrollment, Chain, and Ownership System (PECOS). Whether a specific Medicare Advantage plan covers Dr. Zelenka depends on that plan's provider network. Compare Medicare plans near 33756, FL →
Where is Dr. Zelenka's office?
Dr. Zelenka practices at 455 PINELLAS ST, SUITE 400, Clearwater, FL 33756. Phone: 72744519923222.
What Medicare plans does Dr. Zelenka accept?
Original Medicare (Parts A & B) is accepted. Medicare Advantage plan acceptance varies by carrier and plan year. Call the office at 72744519923222 to confirm your specific plan is accepted, or compare all Medicare plans near 33756, FL to see available options.
Does Dr. Zelenka offer telehealth visits?
CMS does not currently list Dr. Zelenka as offering telehealth. Call the office at 72744519923222 to confirm whether virtual visits are available.
How experienced is Dr. Zelenka?
Dr. Zelenka graduated in 1996 and has been practicing for approximately 30 years. In the latest CMS reporting year, Dr. Zelenka treated 3,675 Medicare patients across 33 distinct procedure types.
How do I know if Dr. Zelenka 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 72744519923222 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 33756, FL:

Does your Medicare plan cover Dr. Zelenka?

Compare Plans near 33756, FL →