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Geriatric Medicine

Mary Elizabeth J. Bonnet, MD

Works at hospitals in Canandaigua, NY · Rochester, NY · New York

Summary

Dr. Mary Elizabeth J. Bonnet, MD is a geriatrician at 100 Elderwood Ct, Penfield, NY 14526. Phone: (585) 425-9663. Accepts Medicare assignment. In 2024, Mary Elizabeth J. Bonnet had 136 Original Medicare patients and 327 services. NPI 1215315965. 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: Geriatrician (Medicare lists Geriatric Medicine)
  • Address: 100 Elderwood Ct, Penfield, NY 14526 · Directions (10 more locations)
  • Phone: (585) 425‑9663
  • Medicare: Accepts Medicare assignment
  • Hospitals: F F Thompson Hospital, Highland Hospital, Strong Memorial Hospital
  • Group practice: Highland Hospital of Rochester
  • Medical school: Jefferson Medical College Of Thomas Jefferson University · graduated 2015 (11 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Mary Elizabeth J. Bonnet, 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 Mary Elizabeth J. Bonnet accept Medicare assignment?
Yes. Medicare's clinician data says Mary Elizabeth J. Bonnet 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 Mary Elizabeth J. Bonnet see?
In 2024, CMS data shows 136 Original Medicare patients and 327 services for Mary Elizabeth J. Bonnet. This counts Original Medicare only and measures volume, not quality.
What is Mary Elizabeth J. Bonnet's NPI number?
1215315965. 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 Mary Elizabeth J. Bonnet, 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 patients136
Services billed to Medicare327
Different services or procedures20
Participating Medicare providerYes
Average age of these patients84

Most frequent services

  1. Residence visit for established patient with moderate level of medical decision making, per day, if using time, at least 40 minutes (99349)124 services
  2. Residence visit for established patient with low level of medical decision making, per day, if using time, at least 30 minutes (99348)71 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)23 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)20 services
  5. Advance care planning, first 30 minutes (99497)19 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%
  • Alzheimer's disease or dementia64%
  • Arthritis54%
  • Depression54%
  • Anxiety51%

Hospitals where Mary Elizabeth J. Bonnet works

Medicare's Facility Affiliation Data lists Mary Elizabeth J. Bonnet 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.

  • F F Thompson HospitalCanandaigua, NY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 330074
  • Highland HospitalRochester, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330164
  • Strong Memorial HospitalRochester, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330285

Practice locations

Addresses where Mary Elizabeth J. Bonnet is enrolled with Medicare (CMS data updated October 2, 2026). The first 5 of 11; the Medicare profile lists all.

Group practices

Medicare enrollment lists Mary Elizabeth J. Bonnet as a member of this group (CMS data updated October 2, 2026).

  • Highland Hospital of Rochester411 clinicians in the group

Specialties

Find other Geriatric Medicine doctors in New York →

Other geriatricians in New York

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

All geriatricians in New York →

Other clinicians in Highland Hospital of Rochester

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

Clinician information

CredentialMD
Medical schoolJefferson Medical College Of Thomas Jefferson University
Graduation year2015 (11 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1215315965
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