Laurence J. Belin, MD

Medicare activity in 2024

Official CMS public-use data for Laurence J. Belin, 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)140 services
2. Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)30 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%
• Chronic kidney disease75%
• High cholesterol73%
• Anxiety57%
• Diabetes48%
• Arthritis43%

Hospitals where Laurence J. Belin works

Medicare's Facility Affiliation Data lists Laurence J. Belin 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.

• UMass Memorial Medical Center/University CampusWorcester, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220163

Practice locations

Addresses where Laurence J. Belin is enrolled with Medicare (CMS data updated October 2, 2026).

• 55 Lake Ave NWorcester, MA 01655 (508) 334‑1000

Group practices

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

• UMass Memorial Medical Group Inc2,516 clinicians in the group

Specialties

• General Surgeryprimary

Find other General Surgery doctors in Massachusetts →

Other general surgeons in Worcester

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

• Alexandra M. Onyiego, MD
• Bedabrata Sarkar, MD
• Gil Freitas, MD
• James E. Carroll Jr., MD
• Randolph L. Schaffer Iii, MD
• Diane Lockhart, MD
• Richard A. Perugini, MD
• Kerry G. Bennett, MD

All general surgeons in Worcester →

Other clinicians in UMass Memorial Medical Group Inc

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

• Kathryn Y. Lee, MD
• Tara B. Brigham, MD
• Dinesh Kumar K. Jagannathan, MD
• Christopher J. St. Amand
• Christine O. Macginnis, DO
• Meridith Malysz

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