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Physician Assistant

Rosanne Washington, PA

Works at hospitals in Beverly, MA · Derry, NH · Massachusetts, New Hampshire

Summary

Rosanne Washington, PA is a physician assistant at 29 Stiles Rd, Suite 301, Salem, NH 03079. Phone: (603) 870-5452. Accepts Medicare assignment. In 2024, Rosanne Washington had 45 Original Medicare patients and 181 services. NPI 1427071927. 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 Rosanne Washington, 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 Rosanne Washington accept Medicare assignment?
Yes. Medicare's clinician data says Rosanne Washington 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 Rosanne Washington see?
In 2024, CMS data shows 45 Original Medicare patients and 181 services for Rosanne Washington. This counts Original Medicare only and measures volume, not quality.
What is Rosanne Washington's NPI number?
1427071927. 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 Rosanne Washington, 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 patients45
Services billed to Medicare181
Different services or procedures30
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Visit complexity inherent to evaluation and management associated with medical care services that serve as the continuing focal point for all needed health care services and/or with medical care services that are part of ongoing care related to a patient's (G2211)37 services
  2. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)36 services
  3. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)18 services
  4. Annual depression screening, 5 to 15 minutes (G0444)15 services
  5. Annual alcohol misuse screening, 5 to 15 minutes (G0442)14 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 pressure67%
  • Arthritis56%
  • Diabetes29%
  • Anxiety27%
  • Asthma27%

Hospitals where Rosanne Washington works

Medicare's Facility Affiliation Data lists Rosanne Washington 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.

  • Northeast Hospital CorporationBeverly, MA · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 220033
  • Parkland Medical CenterDerry, NH · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 300017

Practice locations

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

Group practices

Medicare enrollment lists Rosanne Washington as a member of this group (CMS data updated October 2, 2026).

  • Medical Care of Boston Management Corporation292 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, New Hampshire →

Other physician assistants in Salem

Clinicians with the same Medicare primary specialty in Salem, NH — not a recommendation.

All physician assistants in Salem →

Other clinicians in Medical Care of Boston Management Corporation

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

Clinician information

CredentialPA
Graduation year2002
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1427071927
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