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Internal Medicine

Charles L. Bizilj, MD

Sees patients in Ashford, CT · Connecticut

Summary

Dr. Charles L. Bizilj, MD is an internal medicine doctor at 39 Nott Hwy, Ashford, CT 06278. Phone: (860) 477-0523. Accepts Medicare assignment. In 2024, Charles L. Bizilj had 18 Original Medicare patients and 32 services. NPI 1659341576. Source: CMS National Downloadable File, updated October 2, 2026; CMS Medicare Physician & Other Practitioners, data year 2024.

  • Specialty: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 39 Nott Hwy, Ashford, CT 06278 · Directions (1 more location)
  • Phone: (860) 477‑0523
  • Medicare: Accepts Medicare assignment
  • Group practice: Antero Urgent Care LLC
  • Medical school: graduated 1987 (39 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Charles L. Bizilj, 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 Charles L. Bizilj accept Medicare assignment?
Yes. Medicare's clinician data says Charles L. Bizilj 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 Charles L. Bizilj see?
In 2024, CMS data shows 18 Original Medicare patients and 32 services for Charles L. Bizilj. This counts Original Medicare only and measures volume, not quality.
What is Charles L. Bizilj's NPI number?
1659341576. 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 Charles L. Bizilj, 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 patients18
Services billed to Medicare32
Different services or procedures11
Participating Medicare providerYes
Average age of these patients74

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 cholesterol72%
  • High blood pressure67%

Practice locations

Addresses where Charles L. Bizilj is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Charles L. Bizilj as a member of this group (CMS data updated October 2, 2026).

  • Antero Urgent Care LLC7 clinicians in the group

Specialties

Find other Internal Medicine doctors in Connecticut →

Other internal medicine doctors in Connecticut

Clinicians with the same Medicare primary specialty in Connecticut — not a recommendation.

All internal medicine doctors in Connecticut →

Other clinicians in Antero Urgent Care LLC

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

Clinician information

CredentialMD
Graduation year1987 (39 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1659341576
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. National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
  2. Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians