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Nurse Practitioner

Kathryn A. Gunness, NP

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

Summary

Kathryn A. Gunness, NP is a nurse practitioner at 55 Lake Ave N, Worcester, MA 01655. Phone: (508) 334-1000. Accepts Medicare assignment. In 2024, Kathryn A. Gunness had 71 Original Medicare patients and 133 services. NPI 1811959448. 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 Kathryn A. Gunness, 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 Kathryn A. Gunness accept Medicare assignment?
Yes. Medicare's clinician data says Kathryn A. Gunness 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 Kathryn A. Gunness see?
In 2024, CMS data shows 71 Original Medicare patients and 133 services for Kathryn A. Gunness. This counts Original Medicare only and measures volume, not quality.
What is Kathryn A. Gunness's NPI number?
1811959448. 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 Kathryn A. Gunness, 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 patients71
Services billed to Medicare133
Different services or procedures12
Participating Medicare providerYes
Average age of these patients65

Most frequent services

  1. Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more (99212)43 services
  2. Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more (99213)31 services
  3. Cervical or vaginal cancer screening; pelvic and clinical breast examination (G0101)26 services
  4. Screening papanicolaou smear; obtaining, preparing and conveyance of cervical or vaginal smear to laboratory (Q0091)12 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 cholesterol66%
  • High blood pressure46%
  • Anxiety42%
  • Arthritis38%
  • Depression32%
  • Asthma23%

Hospitals where Kathryn A. Gunness works

Medicare's Facility Affiliation Data lists Kathryn A. Gunness 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 Kathryn A. Gunness is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Kathryn A. Gunness 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: Nurse Practitioner, Massachusetts →

Other nurse practitioners in Worcester

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

All nurse practitioners 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

CredentialNP
Graduation year1986
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1811959448
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