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Hospitalist

Ryan O. Jansen Van Rensburg, MD

Works at hospitals in Hudson, FL · Florida

Summary

Dr. Ryan O. Jansen Van Rensburg, MD is a hospitalist at 5350 Spring Hill Dr, Spring Hill, FL 34606. Phone: (352) 688-8116. Accepts Medicare assignment. In 2024, Ryan O. Jansen Van Rensburg had 119 Original Medicare patients and 324 services. NPI 1902434194. 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.

  • Specialty: Hospitalist
  • Address: 5350 Spring Hill Dr, Spring Hill, FL 34606 · Directions
  • Phone: (352) 688‑8116
  • Medicare: Accepts Medicare assignment
  • Hospital: HCA Florida Bayonet Point Hospital
  • Group practice: Access Healthcare of Tampa Bay LLC
  • Medical school: graduated 2019 (7 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Ryan O. Jansen Van Rensburg, 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 Ryan O. Jansen Van Rensburg accept Medicare assignment?
Yes. Medicare's clinician data says Ryan O. Jansen Van Rensburg 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 Ryan O. Jansen Van Rensburg see?
In 2024, CMS data shows 119 Original Medicare patients and 324 services for Ryan O. Jansen Van Rensburg. This counts Original Medicare only and measures volume, not quality.
What is Ryan O. Jansen Van Rensburg's NPI number?
1902434194. 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 Ryan O. Jansen Van Rensburg, 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 patients119
Services billed to Medicare324
Different services or procedures7
Participating Medicare providerYes
Average age of these patients79

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)169 services
  2. Hospital discharge day management, more than 30 minutes (99239)94 services
  3. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)22 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 cholesterol71%
  • Arthritis53%
  • Ischemic heart disease50%
  • Chronic kidney disease47%
  • COPD44%

Hospitals where Ryan O. Jansen Van Rensburg works

Medicare's Facility Affiliation Data lists Ryan O. Jansen Van Rensburg 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 Ryan O. Jansen Van Rensburg is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Ryan O. Jansen Van Rensburg as a member of this group (CMS data updated October 2, 2026).

  • Access Healthcare of Tampa Bay LLC23 clinicians in the group

Specialties

Find other Hospitalist doctors in Florida →

Other hospitalists in Spring Hill

Clinicians with the same Medicare primary specialty in Spring Hill, FL — not a recommendation.

All hospitalists in Spring Hill →

Other clinicians in Access Healthcare of Tampa Bay LLC

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

Clinician information

CredentialMD
Graduation year2019 (7 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1902434194
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