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Internal Medicine

Paula Lynn Bailey-Walton, MD

Works at hospitals in Valencia, CA · California

Summary

Dr. Paula Lynn Bailey-Walton, MD is an internal medicine doctor at 25775 McBean Pkwy, Suite 106, Valencia, CA 91355. Phone: (661) 362-8100. Accepts Medicare assignment. In 2024, Paula Lynn Bailey-Walton had 1,354 Original Medicare patients and 8,256 services. NPI 1174646590. 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: 25775 McBean Pkwy, Suite 106, Valencia, CA 91355 · Directions (2 more locations)
  • Phone: (661) 362‑8100
  • Medicare: Accepts Medicare assignment
  • Hospital: Henry Mayo Newhall Hospital
  • Group practice: Aande Medical Group-A Professional Nursing Corporation (+1 more)
  • Medical school: Wake Forest University School Of Medicine · graduated 1989 (37 years since medical school)
  • Gender (as listed): Female
  • Telehealth: offered

From official Medicare data

This page shows what Medicare's official clinician data says about Paula Lynn Bailey-Walton, 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 Paula Lynn Bailey-Walton accept Medicare assignment?
Yes. Medicare's clinician data says Paula Lynn Bailey-Walton 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 Paula Lynn Bailey-Walton see?
In 2024, CMS data shows 1,354 Original Medicare patients and 8,256 services for Paula Lynn Bailey-Walton. This counts Original Medicare only and measures volume, not quality.
What is Paula Lynn Bailey-Walton's NPI number?
1174646590. 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 Paula Lynn Bailey-Walton, 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 patients1,354
Services billed to Medicare8,256
Different services or procedures24
Participating Medicare providerYes
Average age of these patients74

Most frequent services

  1. Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow (G0181)5,359 services
  2. Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and (G0180)1,407 services
  3. Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a (G0179)1,340 services
  4. Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)86 services
  5. Telephone medical discussion with physician, 11-20 minutes (99442)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 blood pressure75%
  • High cholesterol75%
  • Arthritis75%
  • Diabetes62%
  • Depression62%
  • Ischemic heart disease55%

Hospitals where Paula Lynn Bailey-Walton works

Medicare's Facility Affiliation Data lists Paula Lynn Bailey-Walton 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.

  • Henry Mayo Newhall HospitalValencia, CA · Acute Care Hospital · Medicare rating: 2 of 5 stars · Emergency services: not listed by Medicare · CCN 050624

Practice locations

Addresses where Paula Lynn Bailey-Walton is enrolled with Medicare (CMS data updated October 2, 2026).

Group practices

Medicare enrollment lists Paula Lynn Bailey-Walton as a member of these groups (CMS data updated October 2, 2026).

  • Aande Medical Group-A Professional Nursing Corporation21 clinicians in the group
  • Sierra Medical Group Holding Company, Inc.9 clinicians in the group

Specialties

Find other Internal Medicine doctors in California →

Other internal medicine doctors in Valencia

Clinicians with the same Medicare primary specialty in Valencia, CA — not a recommendation.

All internal medicine doctors in Valencia →

Other clinicians in Aande Medical Group-A Professional Nursing Corporation

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

Clinician information

CredentialMD
Medical schoolWake Forest University School Of Medicine
Graduation year1989 (37 years since medical school)
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1174646590
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