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Physician Assistant

Shannon M. Sage, PA

Works at hospitals in Gardner, MA · Milford, MA · Worcester, MA · Massachusetts

Summary

Shannon M. Sage, PA is a physician assistant at 55 Lake Ave N, Worcester, MA 01655. Phone: (508) 334-1000. Accepts Medicare assignment. In 2024, Shannon M. Sage had 211 Original Medicare patients and 383 services. NPI 1649676396. 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.

From official Medicare data

This page shows what Medicare's official clinician data says about Shannon M. Sage, 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 Shannon M. Sage accept Medicare assignment?
Yes. Medicare's clinician data says Shannon M. Sage 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 Shannon M. Sage see?
In 2024, CMS data shows 211 Original Medicare patients and 383 services for Shannon M. Sage. This counts Original Medicare only and measures volume, not quality.
What is Shannon M. Sage's NPI number?
1649676396. 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 Shannon M. Sage, 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 patients211
Services billed to Medicare383
Different services or procedures23
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)246 services
  2. Closed treatment of broken and/or dislocated pelvis and/or sacrum (27197)22 services
  3. Closed treatment of broken outside lower leg bone at ankle (27786)21 services
  4. Closed treatment of broken collar bone (23500)18 services
  5. Closed treatment of broken top of upper arm bone (23600)17 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 cholesterol75%
  • High blood pressure74%
  • Arthritis64%
  • Anxiety41%
  • Depression40%
  • Ischemic heart disease35%

Hospitals where Shannon M. Sage works

Medicare's Facility Affiliation Data lists Shannon M. Sage 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 Shannon M. Sage is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Shannon M. Sage as a member of this group (CMS data updated October 2, 2026).

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

Specialties

Find other clinicians: Physician Assistant, Massachusetts →

Other physician assistants in Worcester

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

All physician assistants in Worcester →

Other clinicians in UMass Memorial Medical Group Inc

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

Clinician information

CredentialPA
Graduation year2014
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1649676396
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