Yael L. Tarshish, MD

Medicare activity in 2024

Official CMS public-use data for Yael L. Tarshish, 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. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)196 services
2. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)67 services
3. Advance care planning, first 30 minutes (99497)64 services
4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)37 services
5. Advance care planning, each additional 30 minutes (99498)18 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 cholesterol71%
• Anxiety54%
• Heart failure49%
• Depression48%
• Cancer (breast, colorectal, lung, prostate, endometrial or leukemia/lymphoma)45%

Hospitals where Yael L. Tarshish works

Medicare's Facility Affiliation Data lists Yael L. Tarshish 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.

• Baystate Medical CenterSpringfield, MA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 220077

Practice locations

Addresses where Yael L. Tarshish is enrolled with Medicare (CMS data updated October 2, 2026).

• 280 Chestnut St, Suite 2Springfield, MA 01199
• 759 Chestnut StSpringfield, MA 01199

Group practices

Medicare enrollment lists Yael L. Tarshish as a member of this group (CMS data updated October 2, 2026).

• Baystate Medical Practices Inc1,369 clinicians in the group

Specialties

• Hospice/Palliative Careprimary
• Internal Medicinealso

Find other Hospice/Palliative Care doctors in Massachusetts →

Other palliative care doctors in Springfield

Clinicians with the same Medicare primary specialty in Springfield, MA — not a recommendation.

• Margaret G. Robinson, MD
• Yesica A. Campos-Campos, MD
• Jaclyn Perreault

All palliative care doctors in Springfield →

Other clinicians in Baystate Medical Practices Inc

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

• Cecilia A. Lozier, MD
• Christine A. McKiernan, MD
• Deepak Acharya, MD
• Monica Picard, MD
• David M. Karjala, MD
• Nitza D. Ortiz Borges

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