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Physician Assistant

Loretta R. Winn, PA

Works at hospitals in Woodland, CA · California

Summary

Loretta R. Winn, PA is a physician assistant at 632 W Gibson Rd, Woodland, CA 95695. Accepts Medicare assignment. In 2024, Loretta R. Winn had 85 Original Medicare patients and 286 services. NPI 1033779707. 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: Physician assistant
  • Address: 632 W Gibson Rd, Woodland, CA 95695 · Directions
  • Medicare: Accepts Medicare assignment
  • Hospital: Woodland Memorial Hospital
  • Group practice: Dignity Health Medical Foundation
  • School: graduated 2019
  • Gender (as listed): Female

From official Medicare data

This page shows what Medicare's official clinician data says about Loretta R. Winn, 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 Loretta R. Winn accept Medicare assignment?
Yes. Medicare's clinician data says Loretta R. Winn 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 Loretta R. Winn see?
In 2024, CMS data shows 85 Original Medicare patients and 286 services for Loretta R. Winn. This counts Original Medicare only and measures volume, not quality.
What is Loretta R. Winn's NPI number?
1033779707. 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 Loretta R. Winn, 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 Medicare286
Different services or procedures49
Participating Medicare providerYes
Average age of these patients72

Most frequent services

  1. Insertion of cage or mesh device to spine bone and disc space during spine fusion (22853)34 services
  2. Fusion of additional segment of spine (22614)31 services
  3. Replacement of knee joint, both sides of knee (27447)28 services
  4. Partial removal of spine bone with release of spinal cord and/or nerves, each additional segment (63048)19 services
  5. Partial removal of spine bone with release of lower spinal cord and/or nerves, 1 segment (63047)15 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%
  • Arthritis75%
  • High cholesterol68%
  • Diabetes26%
  • Depression25%
  • Anxiety25%

Hospitals where Loretta R. Winn works

Medicare's Facility Affiliation Data lists Loretta R. Winn 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.

  • Woodland Memorial HospitalWoodland, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050127

Practice locations

Addresses where Loretta R. Winn is enrolled with Medicare (CMS data updated October 2, 2026).

  • 632 W Gibson RdWoodland, CA 95695

Group practices

Medicare enrollment lists Loretta R. Winn as a member of this group (CMS data updated October 2, 2026).

  • Dignity Health Medical Foundation1,184 clinicians in the group

Specialties

Find other clinicians: Physician Assistant, California →

Other physician assistants in Woodland

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

All physician assistants in Woodland →

Other clinicians in Dignity Health Medical Foundation

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

Clinician information

CredentialPA
Graduation year2019
Gender (as listed)Female
Medicare assignmentAccepts (Medicare-approved amount as full payment)
NPI (National Provider Identifier)1033779707
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