Rachel B. Chalmer, MD

Medicare activity in 2024

Official CMS public-use data for Rachel B. Chalmer, 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.

Most frequent services

1. Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (G2212)185 services
2. New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more (99205)53 services
3. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)53 services
4. Subsequent nursing facility care with moderate level of medical decision making, per day, if using time, at least 30 minutes (99309)45 services
5. Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more (99308)28 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%
• Arthritis69%
• Alzheimer's disease or dementia57%
• Diabetes53%
• Depression53%

Hospitals where Rachel B. Chalmer works

Medicare's Facility Affiliation Data lists Rachel B. Chalmer 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.

• Montefiore Medical CenterBronx, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330059

Practice locations

Addresses where Rachel B. Chalmer is enrolled with Medicare (CMS data updated October 2, 2026).

• 111 E 210th StBronx, NY 10467 (718) 920‑4321

Group practices

Medicare enrollment lists Rachel B. Chalmer as a member of this group (CMS data updated October 2, 2026).

• Montefiore Medical Center2,820 clinicians in the group

Specialties

• Geriatric Medicineprimary

Find other Geriatric Medicine doctors in New York →

Other geriatricians in Bronx

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

• Chiara Noelle Londono, MD
• Elizabeth M. Clark, MD
• Claudene J. George, MD
• Soodabeh Zolfaghari, MD
• Alice Q. Guo, MD
• Madan B. Paul, MD
• Shikta Gupta, MD
• Rubina A. Malik, MD

All geriatricians in Bronx →

Other clinicians in Montefiore Medical Center

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

• Elizabeth Williams, PA
• Fernand Bteich, MD
• Johnny C. Yap, MD
• Glen J. Santacroce
• Amanda C. Raff, MD
• Adefunke Omolade, CNA

Clinician information

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