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Family Practice

Sheryl Belanger, MD

Works at hospitals in Marathon, FL · Key West, FL · Florida

Summary

Dr. Sheryl Belanger, MD is a family doctor at 1111 12th St, Key West, FL 33040. Phone: (305) 294-1706. Accepts Medicare assignment. In 2024, Sheryl Belanger had 45 Original Medicare patients and 100 services. NPI 1497772495. 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: Family doctor (Medicare lists Family Practice)
  • Address: 1111 12th St, Key West, FL 33040 · Directions (2 more locations)
  • Phone: (305) 294‑1706
  • Medicare: Accepts Medicare assignment
  • Hospitals: Fishermen's Community Hospital, Lower Keys Medical Center
  • Group practice: Key West Hma Physician Management LLC
  • Medical school: graduated 1995 (31 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Sheryl Belanger, 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 Sheryl Belanger accept Medicare assignment?
Yes. Medicare's clinician data says Sheryl Belanger 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 Sheryl Belanger see?
In 2024, CMS data shows 45 Original Medicare patients and 100 services for Sheryl Belanger. This counts Original Medicare only and measures volume, not quality.
What is Sheryl Belanger's NPI number?
1497772495. 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 Sheryl Belanger, 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 patients45
Services billed to Medicare100
Different services or procedures20
Participating Medicare providerYes
Average age of these patients75

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)30 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)14 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 cholesterol73%
  • Arthritis42%
  • Ischemic heart disease36%

Hospitals where Sheryl Belanger works

Medicare's Facility Affiliation Data lists Sheryl Belanger 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.

  • Fishermen's Community HospitalMarathon, FL · Critical Access Hospital · Emergency services: listed by Medicare · CCN 101312
  • Lower Keys Medical CenterKey West, FL · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 100150

Practice locations

Addresses where Sheryl Belanger is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Sheryl Belanger as a member of this group (CMS data updated October 2, 2026).

  • Key West Hma Physician Management LLC33 clinicians in the group

Specialties

Find other Family Practice doctors in Florida →

Other family doctors in Key West

Clinicians with the same Medicare primary specialty in Key West, FL — not a recommendation.

All family doctors in Key West →

Other clinicians in Key West Hma Physician Management LLC

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

Clinician information

CredentialMD
Graduation year1995 (31 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1497772495
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