Shehzad S. Merchant, MD

Medicare activity in 2024

Official CMS public-use data for Shehzad S. Merchant, 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)124 services
2. Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)108 services
3. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)82 services
4. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)64 services
5. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)42 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%
• Heart failure62%
• Ischemic heart disease60%
• Chronic kidney disease60%
• Arthritis58%

Hospitals where Shehzad S. Merchant works

Medicare's Facility Affiliation Data lists Shehzad S. Merchant 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.

• Kaleida HealthBuffalo, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330005

Practice locations

Addresses where Shehzad S. Merchant is enrolled with Medicare (CMS data updated October 2, 2026).

• 462 Grider StBuffalo, NY 14215 (716) 898‑5671

Group practices

Medicare enrollment lists Shehzad S. Merchant as a member of this group (CMS data updated October 2, 2026).

• Academic Medicine Services, Inc.115 clinicians in the group

Specialties

• Infectious Diseaseprimary
• Internal Medicinealso

Find other Infectious Disease doctors in New York →

Other infectious disease doctors in Buffalo

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

• Alyssa Shon, MD
• Thomas A. Cumbo, MD
• Jonathan A. Claus, MD
• John P. Bonnewell, MD
• Diana K. Pomakova, MD
• Mohammad El-Atoum, MD
• Hema D. Dodd, MD
• Katherine M. Mullin, MD

All infectious disease doctors in Buffalo →

Other clinicians in Academic Medicine Services, Inc.

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

• William W. Blymire Jr., MD
• Jeffrey Lackner, PSY
• Raad Alhaj Tahtouh, MD
• Karin Provost, MD
• Osman A. Sharif, MD
• Grace Sherer, PA

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