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Internal Medicine

Francois G. Tellus, MD

Works at hospitals in Flushing, NY · New York

Summary

Dr. Francois G. Tellus, MD is an internal medicine doctor at 4500 Parsons Blvd, Flushing, NY 11355. Phone: (718) 670-5486. Accepts Medicare assignment. In 2024, Francois G. Tellus had 309 Original Medicare patients and 355 services. NPI 1215009428. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 4500 Parsons Blvd, Flushing, NY 11355 · Directions
  • Phone: (718) 670‑5486
  • Medicare: Accepts Medicare assignment
  • Hospital: Flushing Hospital Medical Center
  • Group practice: Flushing Hospital and Medical Center
  • Medical school: graduated 1989 (37 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Francois G. Tellus, 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 Francois G. Tellus accept Medicare assignment?
Yes. Medicare's clinician data says Francois G. Tellus 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 Francois G. Tellus see?
In 2024, CMS data shows 309 Original Medicare patients and 355 services for Francois G. Tellus. This counts Original Medicare only and measures volume, not quality.
What is Francois G. Tellus's NPI number?
1215009428. 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 Francois G. Tellus, 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 patients309
Services billed to Medicare355
Different services or procedures11
Participating Medicare providerYes
Average age of these patients78

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)125 services
  2. Emergency department visit with low level of medical decision making (99283)96 services
  3. Emergency department visit with moderate level of medical decision making (99284)93 services
  4. Critical care, first 30-74 minutes (99291)23 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%
  • Diabetes73%
  • Arthritis60%
  • Alzheimer's disease or dementia59%
  • Ischemic heart disease55%

Hospitals where Francois G. Tellus works

Medicare's Facility Affiliation Data lists Francois G. Tellus 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 Francois G. Tellus is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Francois G. Tellus as a member of this group (CMS data updated October 2, 2026).

  • Flushing Hospital and Medical Center61 clinicians in the group

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Flushing

Clinicians with the same Medicare primary specialty in Flushing, NY — not a recommendation.

All internal medicine doctors in Flushing →

Other clinicians in Flushing Hospital and Medical Center

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

Clinician information

CredentialMD
Graduation year1989 (37 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215009428
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