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Internal Medicine

Carl-Henri Sanchez, MD

Sees patients in Central Islip, NY · New York

Summary

Dr. Carl-Henri Sanchez, MD is an internal medicine doctor at 108 W Suffolk Ave, Unit B, Central Islip, NY 11722. Phone: (631) 231-4681. Accepts Medicare assignment. In 2024, Carl-Henri Sanchez had 32 Original Medicare patients and 114 services. NPI 1790874964. 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: 108 W Suffolk Ave, Unit B, Central Islip, NY 11722 · Directions
  • Phone: (631) 231‑4681
  • Medicare: Accepts Medicare assignment
  • 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 Carl-Henri Sanchez, 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 Carl-Henri Sanchez accept Medicare assignment?
Yes. Medicare's clinician data says Carl-Henri Sanchez 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 Carl-Henri Sanchez see?
In 2024, CMS data shows 32 Original Medicare patients and 114 services for Carl-Henri Sanchez. This counts Original Medicare only and measures volume, not quality.
What is Carl-Henri Sanchez's NPI number?
1790874964. 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 Carl-Henri Sanchez, 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 patients32
Services billed to Medicare114
Different services or procedures6
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)62 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)32 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%
  • Diabetes47%
  • Arthritis41%

Practice locations

Addresses where Carl-Henri Sanchez is enrolled with Medicare (CMS data updated October 2, 2026).

Specialties

Find other Internal Medicine doctors in New York →

Other internal medicine doctors in Central Islip

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

All internal medicine doctors in Central Islip →

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)1790874964
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