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Internal Medicine

Charles Baker Jr., MD

Works at hospitals in Prestonsburg, KY · Kentucky

Summary

Dr. Charles Baker Jr., MD is an internal medicine doctor at 1530 Lone Oak Rd, Paducah, KY 42003. Phone: (844) 270-6621. Accepts Medicare assignment. In 2024, Charles Baker Jr. had 687 Original Medicare patients and 782 services. NPI 1134141880. 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: 1530 Lone Oak Rd, Paducah, KY 42003 · Directions (1 more location)
  • Phone: (844) 270‑6621
  • Medicare: Accepts Medicare assignment
  • Hospital: Highlands Arh Regional Medical Center
  • Group practice: Green Valley Emergency Physicians, LLC
  • Medical school: University Of Tennessee, Hsc, College Of Medicine · graduated 2003 (23 years since medical school)
  • Gender (as listed): Male

From official Medicare data

This page shows what Medicare's official clinician data says about Charles Baker Jr., 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 Charles Baker Jr. accept Medicare assignment?
Yes. Medicare's clinician data says Charles Baker Jr. 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 Charles Baker Jr. see?
In 2024, CMS data shows 687 Original Medicare patients and 782 services for Charles Baker Jr.. This counts Original Medicare only and measures volume, not quality.
What is Charles Baker Jr.'s NPI number?
1134141880. 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 Charles Baker Jr., 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 patients687
Services billed to Medicare782
Different services or procedures26
Participating Medicare providerYes
Average age of these patients77

Most frequent services

  1. Emergency department visit with high level of medical decision making (99285)389 services
  2. Emergency department visit with moderate level of medical decision making (99284)270 services
  3. Emergency department visit with low level of medical decision making (99283)61 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%
  • Arthritis52%
  • Ischemic heart disease34%
  • Anxiety31%
  • Diabetes29%

Hospitals where Charles Baker Jr. works

Medicare's Facility Affiliation Data lists Charles Baker Jr. 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 Charles Baker Jr. is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

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

  • Green Valley Emergency Physicians, LLC36 clinicians in the group

Specialties

Find other Internal Medicine doctors in Kentucky →

Other internal medicine doctors in Paducah

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

All internal medicine doctors in Paducah →

Other clinicians in Green Valley Emergency Physicians, LLC

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

Clinician information

CredentialMD
Medical schoolUniversity Of Tennessee, Hsc, College Of Medicine
Graduation year2003 (23 years since medical school)
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1134141880
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