Medical emergency?Emergency? Call 911. Nearest emergency roomsNearest ERs

Physician Assistant

Rosanna Chapleau, PA

Works at hospitals in Danbury, CT · Connecticut

Summary

Rosanna Chapleau, PA is a physician assistant at 100 Reserve Rd, Suite A4, Danbury, CT 06810. Phone: (203) 794-1979. Accepts Medicare assignment. In 2024, Rosanna Chapleau had 230 Original Medicare patients and 1,449 services. NPI 1073650180. 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: Physician assistant
  • Address: 100 Reserve Rd, Suite A4, Danbury, CT 06810 · Directions (4 more locations)
  • Phone: (203) 794‑1979
  • Medicare: Accepts Medicare assignment
  • Hospital: Danbury Hospital
  • Group practice: Prohealth Physicians PC
  • School: graduated 2001
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Rosanna Chapleau, 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 Rosanna Chapleau accept Medicare assignment?
Yes. Medicare's clinician data says Rosanna Chapleau 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 Rosanna Chapleau see?
In 2024, CMS data shows 230 Original Medicare patients and 1,449 services for Rosanna Chapleau. This counts Original Medicare only and measures volume, not quality.
What is Rosanna Chapleau's NPI number?
1073650180. 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 Rosanna Chapleau, 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 patients230
Services billed to Medicare1,449
Different services or procedures72
Participating Medicare providerYes
Average age of these patients76

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)206 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)147 services
  3. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)126 services
  4. Blood test, comprehensive group of blood chemicals (80053)121 services
  5. Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (85025)115 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 cholesterol75%
  • High blood pressure68%
  • Arthritis44%
  • Depression30%
  • Anxiety30%
  • Chronic kidney disease30%

Hospitals where Rosanna Chapleau works

Medicare's Facility Affiliation Data lists Rosanna Chapleau 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.

  • Danbury HospitalDanbury, CT · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 070033

Practice locations

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

Group practices

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

  • Prohealth Physicians PC213 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, Connecticut →

Other physician assistants in Danbury

Clinicians with the same Medicare primary specialty in Danbury, CT — not a recommendation.

All physician assistants in Danbury →

Other clinicians in Prohealth Physicians PC

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

Clinician information

CredentialPA
Graduation year2001
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1073650180
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