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General Surgery

Donald J. Greeley Jr., MD

Works at hospitals in Pittsfield, MA · Massachusetts

Summary

Dr. Donald J. Greeley Jr., MD is a general surgeon at 376 Nash Rd, New Bedford, MA 02746. Phone: (508) 951-0847. Accepts Medicare assignment. In 2024, Donald J. Greeley Jr. had 48 Original Medicare patients and 824 services. NPI 1629371844. 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: 376 Nash Rd, New Bedford, MA 02746 · Directions (2 more locations)
  • Phone: (508) 951‑0847
  • Medicare: Accepts Medicare assignment
  • Hospital: Berkshire Medical Center
  • Group practice: Berkshire Medical Center Inc (+1 more)
  • Medical school: R Franklin University Of Med & Sci/chicago Medical School · graduated 1990 (36 years since medical school)
  • Gender (as listed): Male
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Donald J. Greeley Jr., 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 Donald J. Greeley Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Donald J. Greeley Jr. accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
How many Medicare patients does Donald J. Greeley Jr. see?
In 2024, CMS data shows 48 Original Medicare patients and 824 services for Donald J. Greeley Jr.. This counts Original Medicare only and measures volume, not quality.
What is Donald J. Greeley Jr.'s NPI number?
1629371844. 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 Donald J. Greeley Jr., 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 patients48
Services billed to Medicare824
Different services or procedures11
Participating Medicare providerYes
Average age of these patients66

Most frequent services

  1. Testing for presence of drug, by chemistry analyzers (80307)361 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)350 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)56 services
  4. Emergency department visit with moderate level of medical decision making (99284)11 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%
  • Anxiety56%
  • Depression48%
  • Arthritis46%
  • Ischemic heart disease46%

Hospitals where Donald J. Greeley Jr. works

Medicare's Facility Affiliation Data lists Donald J. Greeley Jr. 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.

  • Berkshire Medical CenterPittsfield, MA · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 220046

Practice locations

Addresses where Donald J. Greeley Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Donald J. Greeley Jr. as a member of these groups (CMS data updated October 2, 2026).

  • Berkshire Medical Center Inc203 clinicians in the group
  • Anchor Medical Group and Wellness Center PC3 clinicians in the group

Specialties

Find other General Surgery doctors in Massachusetts →

Other general surgeons in New Bedford

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

All general surgeons in New Bedford →

Other clinicians in Berkshire Medical Center Inc

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

Clinician information

CredentialMD
Medical schoolR Franklin University Of Med & Sci/chicago Medical School
Graduation year1990 (36 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1629371844
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