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Cardiovascular Disease (Cardiology)

Robert L. Rinkenberger, MD

Works at hospitals in Sunnyvale, TX · Dallas, TX · Rockwall, TX · Texas

Summary

Dr. Robert L. Rinkenberger, MD is a cardiologist at 5101 Watch Hill Cir, Plano, TX 75093. Phone: (214) 223-9974. Accepts Medicare assignment. In 2024, Robert L. Rinkenberger had 2,268 Original Medicare patients and 4,755 services. NPI 1194769133. 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 Robert L. Rinkenberger, 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 Robert L. Rinkenberger accept Medicare assignment?
Yes. Medicare's clinician data says Robert L. Rinkenberger 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 Robert L. Rinkenberger see?
In 2024, CMS data shows 2,268 Original Medicare patients and 4,755 services for Robert L. Rinkenberger. This counts Original Medicare only and measures volume, not quality.
What is Robert L. Rinkenberger's NPI number?
1194769133. 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 Robert L. Rinkenberger, 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 patients2,268
Services billed to Medicare4,755
Different services or procedures21
Participating Medicare providerYes
Average age of these patients75

Most frequent services

  1. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)2,751 services
  2. Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days (93297)968 services
  3. Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (93294)360 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)217 services
  5. Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days (93295)201 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%
  • Arthritis54%
  • Ischemic heart disease47%
  • Diabetes45%
  • Heart failure44%

Hospitals where Robert L. Rinkenberger works

Medicare's Facility Affiliation Data lists Robert L. Rinkenberger 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 Robert L. Rinkenberger is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Cardiovascular Disease (Cardiology) doctors in Texas →

Other cardiologists in Plano

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

All cardiologists in Plano →

Clinician information

CredentialMD
Medical schoolUniversity Of Kansas School Of Med (kc/wich/sal)
Graduation year1971 (55 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1194769133
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