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Nurse Practitioner

Karen M. Baker, NP

Works at hospitals in Dansville, NY · Rochester, NY · Warsaw, NY · New York

Summary

Karen M. Baker, NP is a nurse practitioner at 3669 Countryside Ln, Marion, NY 14505. Phone: (315) 926-7733. Accepts Medicare assignment. In 2024, Karen M. Baker had 85 Original Medicare patients and 430 services. NPI 1154305266. 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 Karen M. Baker, 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 Karen M. Baker accept Medicare assignment?
Yes. Medicare's clinician data says Karen M. Baker 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 Karen M. Baker see?
In 2024, CMS data shows 85 Original Medicare patients and 430 services for Karen M. Baker. This counts Original Medicare only and measures volume, not quality.
What is Karen M. Baker's NPI number?
1154305266. 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 Karen M. Baker, 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 patients85
Services billed to Medicare430
Different services or procedures31
Participating Medicare providerYes
Average age of these patients70

Most frequent services

  1. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)107 services
  2. 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)45 services
  3. Insertion of needle into vein for collection of blood sample (36415)43 services
  4. Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)29 services
  5. Urinalysis, manual test (81002)24 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 pressure72%
  • High cholesterol64%
  • Arthritis48%
  • Diabetes28%
  • Ischemic heart disease24%
  • COPD24%

Hospitals where Karen M. Baker works

Medicare's Facility Affiliation Data lists Karen M. Baker 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.

  • Nicholas H Noyes Memorial HospitalDansville, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330238
  • Strong Memorial HospitalRochester, NY · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 330285
  • Wyoming CountyWarsaw, NY · Critical Access Hospital · Emergency services: listed by Medicare · CCN 331323

Practice locations

Addresses where Karen M. Baker is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Strong Medical Group48 clinicians in the group

Specialties

Find other clinicians: Nurse Practitioner, New York →

Other nurse practitioners in New York

Clinicians with the same Medicare primary specialty in New York — not a recommendation.

All nurse practitioners in New York →

Other clinicians in Strong Medical Group

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

Clinician information

CredentialNP
Graduation year2002
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1154305266
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