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Internal Medicine

Karen Nakasato, MD

Works at hospitals in Louisville, KY · Campbellsville, KY · Kentucky

Summary

Dr. Karen Nakasato, MD is an internal medicine doctor at 1700 Old Lebanon Rd, Campbellsville, KY 42718. Phone: (270) 465-3561. Accepts Medicare assignment. In 2024, Karen Nakasato had 322 Original Medicare patients and 505 services. NPI 1467426825. 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: Internal medicine doctor (Medicare lists Internal Medicine)
  • Address: 1700 Old Lebanon Rd, Campbellsville, KY 42718 · Directions (1 more location)
  • Phone: (270) 465‑3561
  • Medicare: Accepts Medicare assignment
  • Hospitals: Baptist Health Louisville, Taylor Regional Hospital
  • Group practice: Baptist Health Medical Group Inc (+1 more)
  • Medical school: graduated 1996 (30 years since medical school)
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Karen Nakasato, 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 Nakasato accept Medicare assignment?
Yes. Medicare's clinician data says Karen Nakasato 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 Nakasato see?
In 2024, CMS data shows 322 Original Medicare patients and 505 services for Karen Nakasato. This counts Original Medicare only and measures volume, not quality.
What is Karen Nakasato's NPI number?
1467426825. 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 Nakasato, 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 patients322
Services billed to Medicare505
Different services or procedures20
Participating Medicare providerYes
Average age of these patients76

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)192 services
  2. Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (93010)126 services
  3. Emergency department visit with moderate level of medical decision making (99284)95 services
  4. Critical care, first 30-74 minutes (99291)58 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 cholesterol75%
  • Arthritis73%
  • Ischemic heart disease49%
  • Anxiety49%
  • Diabetes46%

Hospitals where Karen Nakasato works

Medicare's Facility Affiliation Data lists Karen Nakasato 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.

  • Baptist Health LouisvilleLouisville, KY · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 180130
  • Taylor Regional HospitalCampbellsville, KY · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: listed by Medicare · CCN 180087

Practice locations

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

Group practices

Medicare enrollment lists Karen Nakasato as a member of these groups (CMS data updated October 2, 2026).

  • Baptist Health Medical Group Inc2,472 clinicians in the group
  • Concord Medical Group of Kentucky PLLC75 clinicians in the group

Specialties

Find other Internal Medicine doctors in Kentucky →

Other internal medicine doctors in Campbellsville

Clinicians with the same Medicare primary specialty in Campbellsville, KY — not a recommendation.

All internal medicine doctors in Campbellsville →

Other clinicians in Baptist Health Medical Group Inc

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

Clinician information

CredentialMD
Graduation year1996 (30 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1467426825
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