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General Surgery

James Hermenegildo, MD

Works at hospitals in Providence, RI · Fall River, MA · Rhode Island, Massachusetts

Summary

Dr. James Hermenegildo, MD is a general surgeon at 680 Centre St, Brockton, MA 02302. Phone: (508) 941-7000. May accept Medicare assignment. In 2024, James Hermenegildo had 251 Original Medicare patients and 755 services. NPI 1184651176. 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: General surgeon (Medicare lists General Surgery)
  • Address: 680 Centre St, Brockton, MA 02302 · Directions (1 more location)
  • Phone: (508) 941‑7000
  • Medicare: May accept Medicare assignment
  • Hospitals: Rhode Island Hospital, Saint Anne's Hospital
  • Group practice: Lifespan Physician Group of Massachusetts Inc (+1 more)
  • Medical school: Geisel School Of Medicine At Dartmouth · graduated 1996 (30 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about James Hermenegildo, 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 James Hermenegildo accept Medicare assignment?
Medicare's clinician data says James Hermenegildo may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
How many Medicare patients does James Hermenegildo see?
In 2024, CMS data shows 251 Original Medicare patients and 755 services for James Hermenegildo. This counts Original Medicare only and measures volume, not quality.
What is James Hermenegildo's NPI number?
1184651176. 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 James Hermenegildo, 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 patients251
Services billed to Medicare755
Different services or procedures56
Participating Medicare providerYes
Average age of these patients71

Most frequent services

  1. Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)262 services
  2. Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes (99222)145 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)48 services
  4. Hospital discharge day management, 30 minutes or less (99238)32 services
  5. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)27 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%
  • Anxiety55%
  • Depression47%
  • Arthritis44%
  • Diabetes39%

Hospitals where James Hermenegildo works

Medicare's Facility Affiliation Data lists James Hermenegildo 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.

Practice locations

Addresses where James Hermenegildo is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists James Hermenegildo as a member of these groups (CMS data updated October 2, 2026).

  • Lifespan Physician Group of Massachusetts Inc476 clinicians in the group
  • Signature Healthcare Medical Group Inc247 clinicians in the group

Specialties

Find other General Surgery doctors in Massachusetts →

Other general surgeons in Brockton

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

All general surgeons in Brockton →

Other clinicians in Lifespan Physician Group of Massachusetts Inc

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

Clinician information

CredentialMD
Medical schoolGeisel School Of Medicine At Dartmouth
Graduation year1996 (30 years since medical school)
Gender (as listed)Male
Medicare assignmentMay accept for some services
NPI (National Provider Identifier)1184651176
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