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Interventional Cardiology

Ronak Rengarajan, MD

Works at hospitals in Dallas, TX · Waxahachie, TX · Texas

Summary

Dr. Ronak Rengarajan, MD is an interventional cardiologist at 1400 8th Ave, Fort Worth, TX 76104. Phone: (817) 388-3440. Accepts Medicare assignment. In 2024, Ronak Rengarajan had 439 Original Medicare patients and 2,252 services. NPI 1346604949. Source: CMS National Downloadable File, updated October 2, 2026; CMS Facility Affiliation Data, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

From official Medicare data

This page shows what Medicare's official clinician data says about Ronak Rengarajan, joined by NPI number (data updated October 2, 2026). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

Quick answers

Does Ronak Rengarajan accept Medicare assignment?
Yes. Medicare's clinician data says Ronak Rengarajan accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Ronak Rengarajan see?
In 2024, CMS data shows 439 Original Medicare patients and 2,252 services for Ronak Rengarajan. This counts Original Medicare only and measures volume, not quality.
What is Ronak Rengarajan's NPI number?
1346604949. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Medicare activity in 2024

Official CMS public-use data for Ronak Rengarajan, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.

Original Medicare patients439
Services billed to Medicare2,252
Different services or procedures72
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Insertion of needle into vein for collection of blood sample (36415)309 services
  2. Ultrasound of heart with color-depicted blood flow, rate, direction and valve function (93306)247 services
  3. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)247 services
  4. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)231 services
  5. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (93000)103 services

Chronic conditions among these patients

Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).

  • High blood pressure75%
  • High cholesterol75%
  • Ischemic heart disease61%
  • Arthritis52%
  • Chronic kidney disease45%
  • Heart failure45%

Hospitals where Ronak Rengarajan works

Medicare's Facility Affiliation Data lists Ronak Rengarajan at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.

Practice locations

Addresses where Ronak Rengarajan is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 7; the Medicare profile lists all.

Group practices

Medicare enrollment lists Ronak Rengarajan as a member of this group (CMS data updated October 2, 2026).

  • Healthtexas Provider Network2,697 clinicians in the group

Specialties

Find other Interventional Cardiology doctors in Texas →

Other interventional cardiologists in Fort Worth

Clinicians with the same Medicare primary specialty in Fort Worth, TX — not a recommendation.

All interventional cardiologists in Fort Worth →

Other clinicians in Healthtexas Provider Network

Medicare enrollment lists these clinicians in the same group practice — not a recommendation.

Clinician information

CredentialMD
Graduation year2016 (10 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1346604949
CorrectionsReport an error or suggest an update →

Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.

Sources

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
  2. Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
  3. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  4. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  5. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  6. Medicare Care Compare — official Medicare tool to look up clinicians